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State mode-Allows an object to automatically change its behavior when its internal state changes, and the object looks like it has changed its class. The specific structure diagram is as follows:如果您喜欢这部作品，欢迎您来（.）投推荐票、月票，您的支持，就是我最大的动力。Industrial Internet mainly brings about the following trend changes: First, intelligence, which uses big data to analyze the needs of different customer groups, carries out intelligent industrial production, and produces intelligent products that can carry information, sense environment and self-detection; The second is flexibility, which not only controls the production cost in the form of mass production, but also meets the needs of users in the form of personalized products. The third is greening. Industrial Internet provides a new path choice for the development of green economy, circular economy and intensive economy.WOWOW原创剧集《世界奇妙君物语》将于2021年3月放送。First of all, the 10,000-hour exercise must be targeted, with feedback and correction, but it will become mechanical repetition. The seeds sown did not grow into towering trees, but only got a pile of weeds.(1) ack reflex attack影片讲述了几位来自不同家庭环境、不同性格的同班同学，在学习和生活上遇到困难时，互相帮助、互相鼓励、共同成长的故事。