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Some software developers always want to set up a certain design pattern when designing programs. In fact, this is wrong and they do not really master the idea of design pattern. In fact, many times readers use a certain design pattern, but they just don't know what the name of this pattern is. Therefore, when designing programs, we should use appropriate design patterns according to our own understanding.富家太太Anna一直活在自己主宰的优哉游哉的都市上流社会生活中。丈夫能干、女儿出国留学，对内把家打理得头头是道，对外活跃于社会慈善活动。可是突然一天，有钱的丈夫失踪了，迷惘中失去了依靠、Anna天天想尽办法，维持表面阔太生活，以掩饰家门的经济危机——一个都市女性如何面对突如其来的生活巨变？在考虑她和她的朋友接下来的打算时，亨利对自己的行为的负罪感。接着，又处置了数位同谋的朝臣和军中将领。Objective:Setting position, system form (wet type, dry type, pre-action, open type, closed type, etc.), alarm valve position and quantity, water pump adapter position and quantity, and whether there is any roof fire water tank connected with this system and automatic sprinkler system diagram.