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即便是扣下了范文轲又有什么意义呢？还不如让他早去早回，韩信不就是个成功的例子嘛。The above is only a model of "Long En" bicycle, If you need to generate other types of bicycles, Other subclasses can be written. The most important advantage of factory mode is that some of the same methods can be implemented. We can write code in the parent class for these same methods. If we need to implement specific business logic, we can rewrite the parent class's methods in the subclass to implement our own business logic. In terms of professional terms, there are two points: First, weaken the coupling between objects and prevent code duplication. Instantiating a class in a method eliminates repetitive code. Second: Repetitive code can be written in the parent class. Subclasses inherit all member attributes and methods of the parent class. Subclasses only focus on implementing their own business logic.　　其间安家与朱家的老人都有心撮合两人，但安晴晴和朱诚对相亲都不以为然。安晴晴对父亲把自己的婚姻和事业全部设计好的方式十分恼怒，当面和父亲顶撞起来。其余的，瘦马以外，咱们选出一位正室夫人。40集电视连续剧《大境门》以张家口作为我国对外贸易“陆路商埠”的史实为背景，讲述了民国初年张家口巨商王瑞昌在张库大道(起于张家口，终于库伦，即今乌兰巴托)上的经商奋斗的故事，再现了动荡时局下的这条中国北方唯一的进出口贸易陆路通道的兴衰……该电视剧将于2009年播出，为建国60周年献礼。Fire emergency