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5. The term "seaplane" includes any aircraft designed to be able to operate on the surface of the water.某要塞战区两栖侦察队新到的副队长乔旗是毕业于名牌军事学院侦察专业的研究生，队长于波以骁勇善战著称，在历次比武中屡建奇功。他们接到命令，年底要参加战区侦察兵大比武，选拔参加国际比赛的精兵强将，那是仅有的八分之一次机会。乔旗在学习国际侦察兵教案中获得许多新的训练理念，对忘我工作的于队长触动很大，在训练中，俩人不断磨合成了互补型搭档，也提升了训练的水准，使队员们顺利完成了路程设置、作战、泅渡、反侦察、攀岩、排雷、躲避假设敌等16项演习科目，并取得了好成绩。该剧通过几个现代基层官兵的塑造，折射出军旅生活的不同侧面，以及他们对我军实现机械化、信息化及未来战争的思考。淮河岸边的花岗生产队里，朱、常两姓家族在此繁衍生息，但因历史原因，竟结仇数百年。常庆松因搞副业被游街示众。他的妹妹常柳枝因卖笆斗被县“打把办”关了起来，花岗生产队长朱占金的儿子朱淮川去给她送饭，原来就相互暗恋的两个人建立了爱情，也在两个家族里引起了风波……In the above code, we use three functions, order500, order200, orderNormal to handle its own business logic, If the current own function cannot handle things, We pass it to the following function to handle it. By analogy, Until there is a function that can handle him, Otherwise, the responsibility chain mode will leave the chain directly, telling that it cannot be processed and throwing an error prompt. Although the above code can be used as the responsibility chain mode, we can see from the above code that the Order500 function depends on functions such as Order200, so there must be this function, which also violates the open-closed principle in object-oriented. Let's continue to understand writing flexible and detachable responsibility chain nodes.可是，她们顺着河流跑了好远，也没看见板栗的影子。FORWARD rules can exist in: Mangle table, filter table.