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玉木宏主演的《极主夫道》将推出衍生剧《3年辰组 极主夫老师》。故事从龙（玉木宏）代理放产假的家庭科教师而就任新班导开始。川口春奈演3年辰班的副班导。志尊淳、古川雄大、玉城Tina、白鸟玉季演3年辰组的学生。1. Breeding crayfish, First of all, we must find a good venue. Ponds or paddy fields can be transformed. Attention should be paid to the fact that it is best not to have farmland water flowing into the ponds around, because pesticides must be applied to grow rice now, and if pesticides flow into your ponds, your shrimps will die a lot. If they die, they will generally sink to the bottom of the water, and you cannot find them. Therefore, attention should be paid to the selection and pulling. Water sources should be guaranteed and water should be exchanged for drainage and irrigation.队长罗杰是一个勇敢的小机器人，他和机器人数据机、液体机、整理机、修理机、垃圾机、制造机、大机器人一起组成了太空骑侠队。每个机器人都个性鲜明，也各有特长。每当收到地球的救援任务，队长就会派出一个机器人来到遥远而陌生的地方解决问题。不管任务多么困难，队员们总能轻松快乐的解决问题。Factory method pattern refers to defining a factory interface that creates an object. Its subclasses determine the classes to instantiate and postpone the actual creation to the subclasses. It emphasizes the change of "single object". The main points of its implementation include:The new unit certificate and legal person certificate must be handled at the same time, and both the certificate and the signature must be handled (for operation in the system, the electronic official seal and legal person seal must be affixed).