策驰家庭影院

"Is-A" refers to the "one" of one class and belongs to another class, while "Has-A" is different, which indicates that a certain role has a certain responsibility. A common reason for the wrong use of inheritance instead of aggregation is to mistakenly treat "Has-A" as "Is-A". For example:Strategy mode refers to defining a series of algorithms, encapsulating them one by one, separating the unchanged part from the changed part, which is actually separating the use and implementation of the algorithm. The usage of the algorithm is unchanged, and the calculated bonus is obtained according to a certain algorithm, while the implementation of the algorithm corresponds to different performance rules according to performance.The results are as follows:……就算跟《女诫》有少少的出入，大面上是过得去了。Ma Junwei Spokesman: 300,000 RMB per year Jiang Tao Spokesman: 300,000 RMB every two years　　董晓晗孝敬公公，爱护小姑，一家人很和睦。在任何人眼里，董晓晗的婚姻都是完美的。只有乔煜知道董晓晗心底深处的苦：方凯没有性能力。大学里的一次实验室事故使方凯失去男人的能力，除了这个，他在董晓晗眼里是个完美的丈夫，两人彼此深爱，董晓晗甚至从没想过离婚方凯还在加拿大进修。乔煜张罗了这次郊游，陈峰对董晓晗一见钟情。 董晓晗对热情单纯的陈峰也很有好感，山中大雨，躲雨的洞中，两人终于没能控制住激情。 　　陈峰是乔煜丈夫苏竞的发小儿。乔煜没提董晓晗结过婚，心里不自觉地盼着两人发生些什么。她不知道这样做是同情董晓晗，还是报复方凯。