शीर्षक: तीन-चरण वर्तमान के गणना सूत्र का अन्वेषण: उदाहरण के रूप में 7.5kW की शक्ति वाली मोटर लें परिचय: यांत्रिक उपकरणों के एक महत्वपूर्ण भाग के रूप में, इलेक्ट्रिक मोटर्स आधुनिक उद्योग और विनिर्माण जैसे विभिन्न क्षेत्रों में महत्वपूर्ण भूमिका निभाते हैं। मोटर की वर्तमान गणना मोटर डिजाइन और अनुप्रयोग की प्रक्रिया में महत्वपूर्ण लिंक में से एक है। इस पत्र में, हम तीन-चरण वर्तमान गणना सूत्र के अनुप्रयोग का परिचय देंगे, और तीन-चरण वर्तमान की गणना पद्धति पर चर्चा करने के लिए एक उदाहरण के रूप में 7.5kW की शक्ति वाली मोटर लेंगे। 1. तीन-चरण वर्तमान की गणना के लिए सूत्र का अवलोकन तीन-चरण वर्तमान गणना सूत्र इलेक्ट्रिक मोटर्स के डिजाइन और अनुप्रयोग में आमतौर पर उपयोग की जाने वाली गणना विधियों में से एक है। तीन-चरण वर्तमान की गणना में मोटर की रेटेड शक्ति, वोल्टेज और पावर फैक्टर जैसे कई पैरामीटर शामिल हैं। तीन-फेज परिपथ के मूल सिद्धांत के अनुसार, तीन-फेज धारा की गणना के सूत्र को इस प्रकार व्यक्त किया जा सकता है: I=P/(V×PF)। उनमें से, मैं तीन-चरण वर्तमान का प्रतिनिधित्व करता हूं, पी मोटर की रेटेड शक्ति का प्रतिनिधित्व करता है, वी मोटर के रेटेड वोल्टेज का प्रतिनिधित्व करता है, और पीएफ मोटर के पावर फैक्टर का प्रतिनिधित्व करता है। इस सूत्र के साथ, हम आसानी से मोटर के तीन-चरण वर्तमान मूल्य की गणना कर सकते हैं। 2. उदाहरण के तौर पर 7.5kW की शक्ति वाली मोटर लें मान लीजिए कि हमारे पास 7.5V के रेटेड वोल्टेज के साथ 380kW की शक्ति और 0.8 के पावर फैक्टर के साथ तीन-चरण मोटर है। तीन-चरण वर्तमान की गणना के लिए सूत्र के अनुसार, हम इस मोटर के तीन-चरण वर्तमान मूल्य की गणना कर सकते हैं। गणना प्रक्रिया इस प्रकार है: सबसे पहले, रेटेड पावर, रेटेड वोल्टेज और मोटर के पावर फैक्टर को I=7500W/(380V×0.8) प्राप्त करने के लिए सूत्र में प्रतिस्थापित किया जाता है। गणना के बाद, मोटर का तीन-चरण वर्तमान मूल्य प्राप्त किया जा सकता है। व्यावहारिक अनुप्रयोगों में, मोटर का वास्तविक वर्तमान मूल्य भार, परिवेश के तापमान आदि जैसे कारकों के कारण थोड़ा भिन्न हो सकता है। इसलिए, वर्तमान की गणना करते समय इन कारकों को ध्यान में रखा जाना चाहिए। 3. तीन-चरण वर्तमान गणना सूत्र के आवेदन के लिए सावधानियां तीन-चरण वर्तमान गणना सूत्र को लागू करते समय, निम्नलिखित बिंदुओं पर ध्यान देने की आवश्यकता है: सबसे पहले, यह सुनिश्चित करना आवश्यक है कि रेटेड पावर, रेटेड वोल्टेज और उपयोग की जाने वाली मोटर के पावर फैक्टर जैसे पैरामीटर सटीक हैं। ये पैरामीटर तीन-चरण वर्तमान की गणना के

With the continuous progress of society and the improvement of the legal system, people's concept of the rule of law has gradually strengthened. In this context, the question of whether the military police can issue tickets to civilians has gradually attracted public attention. This article will explore this question from multiple perspectives in order to answer these questions. 1. Duties and powers of the military police First of all, we need to understand the responsibilities and powers of the military police. The main responsibility of the military police, as a part of the army, is to maintain military discipline and ensure order and security within the army. Their area of responsibility is usually limited to the interior of the military and includes military areas, military installations, etc. Therefore, the law enforcement authority of the military police is mainly directed at military personnel who violate military discipline. Second, there is a difference between the military and the civilian In a society governed by the rule of law, the rights and duties of citizens are protected and constrained by law. However, there are certain differences in the legal status of military personnel and ordinary citizens. Military personnel are required to observe stricter military discipline, while ordinary citizens are required to obey civil laws. Therefore, in the process of enforcing the law, the military police mainly enforce the law against military personnel, not ordinary citizens. 3. The legal basis for the issuance of the fine There must be a clear legal basis for the issuance of a fine. Within the army, the military police may impose penalties on military personnel who violate the regulations, including the issuance of tickets, in accordance with military discipline and relevant regulations. However, for ordinary citizens, the military police do not have a legal basis for directly issuing tickets. If the military police encounter violations of the law by ordinary citizens in the course of law enforcement, they should be handed over to the local public security organs for handling. Fourth, case analysis In practice, it is rare for military police to issue tickets to civilians. On the one hand, the boundaries between military and ordinary areas are relatively clear, and the scope of military and civilian activities is differentiated. On the other hand, if the military police encounter a civilian violation of the law in the course of their duties, they usually coordinate with the local public security organs and transfer the case to the local government for handling. 5. Summary In summary, the military police mainly enforce the law against military personnel within the scope of their duties and powers, and there is no legal basis for issuing tickets directly to civilians. If, in the course of performing their duties, military police encounter situations where civilians violate the law, they shall coordinate with the local public security organs and transfer the case to the local area for handling. Therefore, the public should have a clear understanding of whether the military police can issue tickets to civilians, so as to maintain the spirit of the rule of law and the good situation of harmonious coexistence between the military and t

Title: 7.5kw three-phase motor price list and its application in Indonesia With the rapid development of industrialization, the demand for motors, as an important power equipment, is also increasing. Among them, the 7.5kw three-phase motor is widely used in various industrial fields because of its high efficiency and stable performance. In developing countries such as Indonesia, due to its abundant resources and huge market demand, the price and market situation of 7.5kw three-phase motor are particularly interesting. This article will give you a detailed introduction about the price list of 7.5kw three-phase motor in Indonesia and its related applications. 1. Overview of 7.5kw three-phase motor The 7.5kw three-phase motor is a commonly used electric motor with moderate power and is suitable for all kinds of mechanical equipment. It has the advantages of simple structure, stable operation, high efficiency and long life, so it is widely used in manufacturing, agriculture, construction and other fields. 2. Overview of the Indonesian market Indonesia is one of the largest economies in Southeast Asia, with a strong industrial base and abundant resources. With the development of the economy, the demand for motors in Indonesia is growing. For 7.5kw three-phase motors, the Indonesian market has great potential. 3. Price list Regarding the price of 7.5kw three-phase motor in Indonesia, it varies depending on the brand, quality, function and other factors. Here are some common price bands for your reference: 1. Domestic brands: the price is relatively close to the people, generally ranging from a few thousand yuan to ten thousand yuan. 2. Imported brand: the price is higher, but the quality is more reliable, usually more than 10,000 yuan. The specific price also needs to be adjusted according to market supply and demand, brand awareness, sales channels and other factors. Fourth, the application and advantages In Indonesia, 7.5kw three-phase motors are widely used in the following fields: 1. Manufacturing: used for various production equipment, such as machine tools, production lines, etc. 2. Agriculture: used for water pumps, agricultural machinery, etc. 3. Construction: used for lifting equipment, ventilation equipment, etc. The advantages are: 1. High efficiency and energy saving: advanced motor technology is adopted to effectively improve energy efficiency. 2. Good stability: stable operation, reduce the failure rate. 3. Long life: use high-quality materials to improve the life of the motor. 4. Strong adaptability: suitable for a variety of environments and working conditions. 5. Summary The 7.5kw three-phase motor has a wide range of applications and great potential in the Indonesian market. For buyers, choosing the right motor brand and model should not only consider the price factor, but also its performance, quality, after-sales service and other aspects. It is recommended that buyers choose the most cost-effective product according to their own needs and budget. At the same time, pay attention to market dynamics and understand price changes so that you can make informed purchasing decisions. The above is an introduction about the price list of 7.5kw three-phase motor in Indonesia and its related applications. Hope it helps you to understand the market situation of thi

शीर्षक: 2020 की कलाकारों की सूची और चरित्र परिचय और फिल्म "सिटी ऑफ गोल्ड" की सराहना करता है।

सिटी ऑफ गोल्ड, बहुप्रतीक्षित फिल्म आखिरकार महीनों की शूटिंग के बाद XXXX में दर्शकों से मिलती है। उत्पादन प्रतिभाशाली अभिनेताओं के एक समूह को एक साथ लाता है जो फिल्म में पात्रों की विशद और करिश्माई व्याख्या करते हैं। यहां 2020 में फिल्म "सिटी ऑफ गोल्ड" की कलाकारों की सूची, पात्रों का परिचय और सुंदर चित्रों का विस्तृत परिचय दिया गया है।

Về tầm quan trọng và chiến lược thực hiện Chương trình khám phá nghề nghiệp cho học sinh trung học I. Giới thiệuOriental Fortune Với sự phổ biến của giáo dục và tăng cường cạnh tranh, học sinh trung học đang phải đối mặt với áp lực học tập chưa từng có. Tuy nhiên, ngoài kiến thức môn học truyền thống, làm thế nào để lên kế hoạch cho nghề nghiệp tương lai cũng là mối quan tâm ngày càng tăng của học sinh và phụ huynh. Do đó, "CareerExplorationProgramsForHighSchoolStudents" ra đời, trở thành một cách quan trọng để giúp học sinh hiểu bản thân, khám phá tiềm năng và lên kế hoạch cho con đường tương lai của mình. Bài viết này nhằm mục đích khám phá sự cần thiết của kế hoạch này, chiến lược thực hiện và ý nghĩa của nó. 2. Sự cần thiết của một chương trình khám phá nghề nghiệp cho học sinh trung học 1. Tự nhận thức: Học sinh trung học đang trong giai đoạn quan trọng của việc hình thành quan điểm về cuộc sống và giá trị, và thông qua kế hoạch khám phá nghề nghiệp, học sinh có thể hiểu được sở thích, thế mạnh và xu hướng nghề nghiệp của mình, điều này sẽ giúp tránh mù quáng theo đuổi sự nghiệp phổ biến và theo xu hướng. 2Rùa Rồng. Phát triển sở thích và kỹ năng: Chương trình Khám phá nghề nghiệp có thể hướng dẫn sinh viên khám phá tiềm năng và sở thích của họ, sau đó phát triển các kỹ năng liên quan để đặt nền tảng vững chắc cho sự phát triển nghề nghiệp trong tương lai. 3. Lập kế hoạch cho con đường tương lai của bạn: Bằng cách hiểu sâu sắc về các đặc điểm và yêu cầu của các ngành nghề khác nhau, sinh viên có thể lập kế hoạch cho con đường sự nghiệp của mình rõ ràng hơn và giảm bớt sự đau khổ do sự lựa chọn mù quáng và do dự. 3Ma cà rồng. Chiến lược thực hiệnTrees of 1. Thiết lập các khóa học đặc biệt: Trường có thể thiết lập các khóa học khám phá nghề nghiệp đặc biệt, và mời các nhà hoạch định nghề nghiệp, doanh nhân, chuyên gia trong ngành, v.v. để giải thích các đặc điểm và triển vọng phát triển của các nghề nghiệp khác nhau cho sinh viên. 2. Hoạt động trải nghiệm thực tế: Tổ chức cho sinh viên thực hiện các hoạt động trải nghiệm nghề nghiệp, như tham quan doanh nghiệp, thực tập, v.v., để sinh viên có thể trải nghiệm môi trường làm việc và nội dung làm việc của các ngành nghề khác nhau. 3. Hệ thống cố vấn: Trang bị cho sinh viên những người cố vấn lập kế hoạch nghề nghiệp để cung cấp lời khuyên và hướng dẫn lập kế hoạch nghề nghiệp được cá nhân hóa để giúp sinh viên giải quyết những nhầm lẫn và vấn đề của họ trong việc lập kế hoạch nghề nghiệp. 4Siêu Kỳ Thú. Cuộc thi lập kế hoạch nghề nghiệp: Tổ chức các cuộc thi lập kế hoạch nghề nghiệp và các hoạt động khác nhằm kích thích sự nhiệt tình tham gia của sinh viên và nâng cao nhận thức, khả năng lập kế hoạch nghề nghiệp. 4. Ý nghĩa của chương trình khám phá nghề nghiệp đối với học sinh trung học 1. Nâng cao nhận thức về lập kế hoạch nghề nghiệp: Thông qua kế hoạch khám phá nghề nghiệp, sinh viên có thể rõ ràng hơn về mục tiêu nghề nghiệp và định hướng phát triển của mình, đồng thời nâng cao sự tự tin và kỳ vọng cho tương lai. 2. Nâng cao năng lực cạnh tranh: Bằng cách lập kế hoạch và chuẩn bị trước, sinh viên sẽ có lợi thế trong cuộc cạnh tranh tại nơi làm việc trong tương lai và sẽ có nhiều khả năng có được công việc lý tưởng và phát triển nghề nghiệp của họ. 3. Thúc đẩy phát triển toàn diện: Chương trình Khám phá nghề nghiệp không chỉ tập trung vào việc trau dồi kỹ năng nghề nghiệp của học sinh, mà còn chú trọng đến việc nâng cao chất lượng toàn diện của học sinh, như kỹ năng giao tiếp, làm việc nhóm, khả năng đổi mới, v.v. 4. Giảm bớt áp lực học tập: Hiểu được sở thích và thế mạnh của bản thân, học sinh có thể lựa chọn nội dung và hướng học một cách có mục tiêu hơn, từ đó giảm áp lực học tập khi mù quáng theo đuổi điểm số. 5. Tóm tắt Kế hoạch khám phá nghề nghiệp không chỉ hữu ích cho việc lập kế hoạch phát triển nghề nghiệp trong tương lai của sinh viên, mà còn là một cách quan trọng để cải thiện chất lượng tổng thể và giảm áp lực học tập. Do đó, nhà trường, gia đình và xã hội cần cùng chung tay thúc đẩy thực hiện sâu kế hoạch khám phá nghề nghiệp cho học sinh phổ thông, nhằm đặt nền tảng vững chắc cho sự phát triển tương

शीर्षक: गोल्ड गेम मुफ्त डाउनलोड के शहर की ओर - पीसी महासागर खेल नि: शुल्क यात्रा

डिजिटल दुनिया की अंतहीन बाढ़ में, वीडियो गेम एक वैश्विक मनोरंजन और सांस्कृतिक घटना बन गए हैं। गेमिंग के शौकीनों के लिए, नए गेम की दुनिया की खोज करना, खुद को चुनौती देना और मज़े करना उनके जीवन का एक अभिन्न अंग है। आज हम आपको एडवेंचर और मिस्ट्री से भरपूर सिटी ऑफ गोल्ड गेम के सफर पर ले चलने जा रहे हैं, जो न सिर्फ एक फ्री डाउनलोड है, बल्कि ओशन एडवेंचर का फ्री एक्सपीरियंस भी है।

Game Overview: "MazeMonsterGame" is a challenging puzzle game that stimulates the brain and exercises thinking skills by simulating people exploring a maze and escaping monsters. In this mission, you'll be forced to find exits while dodging monsters of unknown origin, which will require you to be quick and quick-witted. The rules of the game and the objectives The player must find the shortest path out of the maze in the limited time possible, while skillfully avoiding the monsters. Monsters appear randomly, so each time has a different challenge. - Players are able to judge whether to approach an exit based on environmental information (e.g. light status); - If you encounter a monster, the player should take immediate action at the first time in order to save his life; If you don't succeed in escaping, just end the game. Monster traits and survival strategies 1. Slow-motion monsters: It moves quite slowly, but pursues the player as soon as it spots it. If you encounter this monster, it is best to speed up the way to get yourself one step ahead and then think about how to seize the opportunity to move forward. 2. Fast Monsters: This is a more dangerous type of monster because they run extremely fast and have super high flexibility. Therefore, when encountering this kind of monster, we can try to get between them, or bypass these little ones and make them lose their sense of direction, thus providing some breathing room. 3. Hidden monsters: This kind of monsters are usually hidden in the dark or hidden places, so we should be extra cautious, observe the surroundings carefully, and if we see anything unusual, even if it is just suspicion, we should immediately move the location. 4. Special Monsters: Here are some particularly challenging things where monsters in a certain block interact with each other to form new attacks. At this time, it is also important to understand the relationship between different monsters. For example, if there is a situation where two monsters collide and a new monster is created, then the best solution is to flee the current area and re-enter. 5. Mysterious Monsters: For those monsters that have not yet been discovered, they are always prepared. Once you notice its presence, you should make sure to stay vigilant and make the right reflex response early. All of the above are the methods and techniques that must be overcome when playing in the maze. You can make adjustments according to your situation, such as using physics skills to solve problems, choosing the right path, etc. But either way, as long as you can leave enough resources available and stick with it, you will be able to solve all levels, no matter what the challenge. epilogue "MazeMonsterGame" is a very colorful puzzle game that is designed to test our intelligence and reflexes, and is also very effective for improving self-awareness and improving concentration. In addition, learning the skills can also help us better cope with complex real-life scenarios. Therefore, whether it is in work or daily activities, we must learn to relax our minds and face difficulties positively, and we will definitely reap more

With the rapid development of the game industry, more and more wonderful games have entered our vision. Among them, a game called Coryxkenshin attracted the attention of players. This game has won the love of many fans with its unique gameplay, rich story background and exquisite picture effects. This article will lead everyone into the fantasy world of the Coryxkenshin game and feel the charm. 1. Game summary CoryXKenshin is a fantasy adventure game. Players will start a thrilling journey in a mysterious and dangerous world. The game integrates various elements such as role -playing, action adventure, puzzle solving, and brings a wealth of gaming experience to players. In this game, players need to explore the unknown world, challenge powerful enemies, unlock hidden secrets, and eventually become real heroes. 2. Game background The world view of the CoryXKenshin game is huge and rich, and the game has a unique mythical background and historical origin. Players will meet a group of brave partners in the game and set foot on the journey to save the world together. In this mysterious world, players need to face various challenges and dangers, solve the puzzle, find the lost treasure, and save the endangered races. The story of the game is ups and downs and fascinating. Third, game characteristics 1. Unique style of painting: The Coryxkenshin game uses a unique artistic style. The scenes, characters and props in the game are very beautifully designed. Players seem to be in a fantasy world to feel the charm of the game. 2. Rich task system: There are a lot of tasks in the game waiting for players to complete. Each task has unique rewards and challenges, allowing players to continue to find new discoveries in the game. 3. Diverse characters: Players can choose different characters in the game for games. Each character has unique skills and characteristics, adding more fun to the game. 4. Social elements: Coryxkenshin game supports multi -player online games. Players can explore, communicate, and form a team with other players. The social elements in the game make it easier for players to immerse in the world of the game. Fourth, game experience In the Coryxkenshin game, players will experience stimulating adventure, challenges and growth. The level in the game is exquisitely designed, and each level has unique challenges and rewards. Players need to use wisdom and courage to overcome various difficulties and unlock new areas and props. The combat system in the game is also very rich. Players can improve their skills and equipment through battle and become more powerful soldiers. 5. Summary The CoryXKenshin game is a fantasy adventure game. The unique style of painting, rich task systems, diverse characters and social elements in the game make players immersed in the world of the game. Players will start a thrilling journey in a mysterious world, challenge powerful enemies, unlock hidden secrets, and eventually become real heroes. If you like adventure games, then the Coryxkenshin game is definitely

शीर्षक: Demystifying थाईलैंड Shopee शॉपिंग प्लेटफॉर्म: 5PK प्रीमियम आइटम पर अद्भुत सौदे खोजें और उनकी कीमत की जानकारी अमेरिकी डॉलर में परिवर्तित हो गई

पूरी दुनिया में शॉपिंग ट्रेंड के इस दौर में ऑनलाइन शॉपिंग के प्रति लोगों का प्यार और उत्साह और ज्यादा तीव्र होता जा रहा है। खासकर जब वैश्वीकरण अधिक से अधिक सीमा पार खरीदारी के अवसर लाता है, तो खरीदारी के लिए लोगों की अपेक्षाएं और खोज भी बढ़ रही हैं। थाईलैंड में ई-कॉमर्स दिग्गजों के लिए एक केंद्रित बाजार के रूप में, Shopee प्लेटफॉर्म अधिक से अधिक दुकानदारों के लिए पहली पसंद बन गया है। यह लेख थाईलैंड में Shopee प्लेटफॉर्म पर गुणवत्ता वाले उत्पादों पर ध्यान केंद्रित करेगा, विशेष रूप से अद्भुत कीमतों वाले, आइए उनकी कीमतों के पीछे के रहस्यों का पता लगाएं।

प्रौद्योगिकी की प्रगति के साथ, वीडियो गेम घरेलू मनोरंजन का एक महत्वपूर्ण हिस्सा बन गए हैं। Xbox One वाले परिवारों के लिए, कई बच्चों के अनुकूल दो-खिलाड़ी स्प्लिट-स्क्रीन गेम हैं जो न केवल बच्चों को खेलते समय सीखने की अनुमति देते हैं, बल्कि माता-पिता के बच्चे की बातचीत को भी बढ़ाते हैं। आज, आइए कुछ मुफ्त गेम अनुशंसाएं पेश करें जिन्हें Xbox One पर दो-खिलाड़ी स्प्लिट-स्क्रीन के साथ खेला जा सकता है, जो बच्चों के लिए एक साथ खेलने के लिए उपयुक्त है। 1. माइनक्राफ्ट यह गेम उच्च स्तर की स्वतंत्रता के साथ एक बहुत लोकप्रिय सैंडबॉक्स गेम है। बच्चे विभिन्न प्रकार की इमारतों और वस्तुओं के निर्माण के लिए अपनी कल्पना का उपयोग कर सकते हैं। वहीं, Minecraft बच्चों को अपने दोस्तों के साथ ऑनलाइन खेलने के लिए मल्टीप्लेयर मोड भी प्रदान करता है। Xbox One पर अधिकतम चार खिलाड़ियों के लिए स्प्लिट-स्क्रीन प्ले संभव है, जहाँ बच्चे दुनिया बनाने, राक्षसों से लड़ने और स्तर बढ़ाने के लिए मिलकर काम कर सकते हैं। खेल के कुछ शैक्षिक संस्करण भी हैं जो बच्चों को खेलते समय प्रोग्रामिंग और निर्माण के बारे में जानने की अनुमति देते हैं। 2. "सुपर मारियो कार्टलाइव" (मारियो कार्टलाइव) यह एक मारियो चरित्र विषय के साथ एक क्लासिक रेसिंग खेल है. खेल में विभिन्न प्रकार के ट्रैक और कार विकल्प शामिल हैं, जिससे खिलाड़ी रेसिंग का पूरा आनंद ले सकते हैं। गेम का मल्टीप्लेयर मोड दो बच्चों को एक रोमांचक रेसिंग अनुभव के लिए स्प्लिट-स्क्रीन रेस में एक साथ प्रतिस्पर्धा करने की अनुमति देता है। गेम को और भी मजेदार बनाने के लिए गेम में कई तरह के पावर-अप और स्किल्स भी शामिल हैं। 3. "पार्टी एनिमल्स" यह खिलाड़ियों को चुनने के लिए प्यारे जानवरों के पात्रों की एक कास्ट के साथ एक बहुत ही मजेदार एक्शन गेम है। गेम का मल्टीप्लेयर मोड दो छोटे लोगों को विभिन्न बाधाओं और दौड़ के माध्यम से अंतिम जीत के लिए प्रतिस्पर्धा करने के लिए एक साथ स्प्लिट-स्क्रीन गेम खेलने की अनुमति देता है। खेल की कार्टून शैली और मजेदार गेमप्ले बच्चों द्वारा पसंद किए जाते हैं। 4. SkylanderSprintQuest और LEGOHeroIsland की तरह खेल भी बच्चों के लिए दो खिलाड़ी विभाजन स्क्रीन खेल रहे हैं. इन खेलों में सभी प्यारे पात्र और मजेदार गेमप्ले हैं जो बच्चों को खेलते समय विभिन्न प्रकार के कौशल और ज्ञान सीखने की अनुमति देते हैं। खेल भी अत्यधिक इंटरैक्टिव हैं और बच्चों की टीमवर्क कौशल को बढ़ाते हैं। इन खेलों को लेने और माता-पिता और बच्चों के साथ खेलने के लिए आसान कर रहे हैं. माता-पिता अपने बच