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System form (referring to pipe network, no pipe network, combined distribution, independent type, high pressure, low pressure, etc.), number and location of protection areas protected by the system, location of manual control device, location between steel cylinders, type of extinguishing agent, and diagram of gas fire extinguishing system.太行山一带，八路军游击队司令龙大谷骁勇善战，机智过人，15岁就参加了红军，身经百战，被军中将士们奉为“战神”。抗日战争爆发前，龙大谷因在抗大学习期间，为替警卫员李广出头，一时冲动出手打了同期学员张道平，受了处分。以至于在红军缩编为八路军之时，龙大谷从原来的红军副师长降为游击队司令，随行上任的只有警卫员李广和参谋刘水泉二人，以及上级领导田烽给他的五十块大洋。即便如此，龙大谷依然不屈不挠，硬是在山西这块热土上平地拉起一支敢打、能拼、必胜，号称“龙支队”的作战队伍，凭借丰富的作战经验打赢了一场又一场的恶战，威震敌方！清朝末年，戊戌变法失败、支持变革的大学士李永春，在临死之际、为保女儿性命，将自己的女儿冰云远嫁到朝廷权利无法涉及的阴阳关、做了关长之弟三爷徐光泰的夫人，就此，在与世隔绝的阴阳关内，一幕幕神秘、凄美、壮烈的人生戏剧拉开了序幕……221. X.X.1Qingdao Women's Jump Once Walked Out of Leading Person电影《许穆夫人》以诸子迭起、百家争鸣的春秋时期为时代背景，讲述了中国有史记载的第一位爱国女诗人许穆夫人的动人故事。 春秋时期，卫国公主姬淇擅长作诗，才情远播。国君卫懿公行为荒唐，醉心于仙鹤，为得到仙鹤将姬淇远嫁许国。不久北狄入侵，卫懿公战死，卫国因此亡国，许穆夫人不顾身份驰援卫国，留下了震撼人心的千古爱国传奇故事。Each object has its corresponding state, and each state corresponds to some corresponding behaviors. If an object has multiple states, there will be many behaviors. Then the judgment of these states and the behavior completed according to the states will lead to multiple conditional statements, and if a new state is added, the existing code needs to be changed. This kind of design obviously violates the principle of opening and closing, and the state mode is used to solve such problems.