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We can understand that the responsibility chain mode is a chain composed of processing requests. Requests are passed between these objects in turn until we encounter an object that can process it. We call these objects nodes in the chain. For example, object a sends a request to object b. If object b does not process, it will give the request to c. If object c does not process, it will give the request to d, and so on, until one object can process the request. Of course, if no object processes the request, then the request will leave the chain.(1) Characteristics, efficiency and limitations of radar;故事发生在晚清年间，一个关于「咏春拳」与方七娘的传奇故事，一个寻常百姓的励志故事。方七，一个活泼顽皮的少女，如何过关斩将，最终成为对中国武功影响深远的咏春大师？传奇故事由此而起…华英雄（何家劲），在回国途中被撒旦将军（高雄）所伏，妻死女亡，愤然舍下幼儿剑雄（罗颂华），只身回美报仇，经过一番剧战，幸得好友罗汉（杨嘉乐），鬼仆（洪志成）及剑圣（张铮）相助，得以手刃仇人，从此退隐中华楼。时黑龙会积极扩展及瓦解华人团结势力，不惜借助东瀛高手无敌（杨泽霖），残杀华人，又暗中掳劫华人为他们开矿，华被逼碎石狮…Football, Basketball, Volleyball, Badminton, Table Tennis, Tennis, Soft Tennis, Rugby, Baseball, Softball, Golf, Polo, Handball, Water Polo, Bowling, Gateball, Rattan, Ice Hockey, Billiards, Ground Throwing, Hockey, Shuttlecock, Cricket.付宇锋、顾小玉、苏小梨三人一人拿起一本《武侠世界》，看了起来。