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The policy mode is the packaging of the algorithm, which separates the responsibility of using the algorithm from the algorithm itself and delegates it to different objects. Policy patterns usually wrap a series of algorithms into a series of policy classes. To encapsulate the policy pattern in one sentence is to "encapsulate each algorithm into a different policy class so that they can be interchanged". The following is the structure diagram of the policy mode:However, there are some network cables in the market and their softness is not guaranteed. Almost all fake products are produced by mixing other cheap metals into the copper core, so we can judge by observing the color and hardness of the internal copper core, and it is better to judge that the color is reddish, and the wire diameter is thick and soft.万事俱备。电视剧《康熙秘史》（原名“康朝秘史”），是尤小刚导演继《孝庄秘史》、《皇太子秘史》和《太祖秘史》三部剧之后，“前清秘史剧”系列的终结篇。诸多对历史人物站在“人性”角度的全新诠释，在人物塑造中一一体现，成为《康熙秘史》的最大看点。本剧充满了男人之间的权谋、赤诚、信义和背叛。然而，在他们的背后，还有一群为大清王朝默默奉献出青春、爱情和一生幸福的女人。这人嘴大眼圆脸方，表情猥琐贱格，一看就不是什么正经人。唉，这一局又输给越国了。