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Industry 4.0 proposed by Germany has three major themes: first, intelligent factories, focusing on intelligent production systems and processes, and the realization of networked distributed production facilities; The second is intelligent production, which mainly involves the production logistics management of the whole enterprise, human-computer interaction and the application of 3D technology in the industrial production process. The third is intelligent logistics, which integrates logistics resources mainly through the Internet, the Internet of Things and the Internet of Services to give full play to the efficiency of existing logistics resources.本作品是描写在东京生活的年轻人的“人生最大的恋爱”，以及对什么都不习惯就变成大人的纠葛的青春谭。《唐朝好男人》讲述当代银行小职员王子豪穿越至唐朝，变身没落名流贵族，利用自己掌握的知识改变生活，并赢得贤妻美眷的一段奇特经历。叶子豪和妻子上官倩经营实体玉石生意，家境也算富裕一族，可叶子豪喜欢冒险，总觉得平淡的生活中缺少了什么。这天，叶子豪在街上认识了林浩，两人意气相投，很快聊的火热。说起玉石，林浩更是口若悬河的如数家珍。叶子豪对林浩很是佩服，经过进一步了解，叶子豪聘请林浩帮助自己打理生意，林浩感恩叶子豪对自己的赏识，遂一口答应，两人日后还结为了兄弟。Therefore, learning design patterns, The first thing to do is to understand which aspects of design patterns are available to developers, Then, the principle, timing and method of each design pattern are studied respectively, that is to say, under what circumstances should a certain design pattern be used? When understanding the timing of a certain design pattern, it is also necessary to understand what consequences will be caused if this design pattern is not used at this time. After understanding the principle and usage of each pattern, more importantly, learning the object-oriented thinking mode, after mastering the object-oriented thinking mode, looking back at the design pattern, you will have a deeper understanding. Finally, learning the design pattern, you must study hard and practice more. "I agree with the last sentence very much."If you fry, use a striped cast iron pan. When the fire is at its maximum, it is better to smoke. As long as the meat is good enough, the oil does not need to be put in, and the beef will fry out the oil itself. When each side is fried for 40S and 20S, it rotates 90 degrees, which will have the stripes shown in the above figure. This time the meat is thicker, so I also fried the two thick sides for 30S respectively. If it is thinner, it is good to fry for 15S and seal the juice.