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The outer surface is plated with copper, and the raw material of the core wire is mainly aluminum. The outer surface is scraped and the aluminum core is silvery white. The quotation per unit of aluminum is about 1/4 of that of copper, and the same volume of aluminum is only 1/3 of that of copper, so the quotation per unit of copper clad aluminum is much cheaper than that of oxygen-free copper. Copper-clad aluminum has poor oxidation resistance, faster oxidation speed in humid environment, and poor tortuosity resistance of aluminum raw materials. It is not suitable for laying in the wall, and is only suitable for customers who do not have high demand for network stability or may temporarily establish a network.井儿，我也是为你好，我怕红椒是一时冲动。该剧主题是重生和救赎，聚焦底层草根家庭生活，融入“七年之痒”、“大龄剩女”等热门话题，还原了老百姓的家长里短和悲欢无奈。冲吧烈子的外形像一只红熊猫小姐，25岁，在东京一家贸易公司会计部上班。外形十分可爱，但生气时——例如老板要她加班或同事戏弄她──她就会变得和凯蒂猫完全相反。头上会出现“烈”字，表达自己的怒气。1938年，南京沦陷，日军驻苏州司令官松井觊觎寒山寺镇寺之宝“枫桥夜泊”诗碑，欲将其掠回日本献与天皇。从南京保卫战死里逃生的上等兵俞显扬，为报灭门深仇，一路追凶来到苏州。俞显扬凭借过人胆气和出众枪法，接二连三狙杀日寇，打破了松井的如意算盘。然而，在松井的一再胁迫下，“枫桥夜泊”诗碑还是落在了日寇手中。为夺回国宝，也为配合即将打响的武汉保卫战，一道“杀敌护宝”的“寒山令”传彻苏南大地。在我党抗日爱国精神感召下，俞显扬加入新四军队伍，并带领一干民间好汉杀汉奸、救同志、除日谍，最终夺回诗碑，手刃凶顽CBS刚一口气续订3季度《生活大爆炸》之后，又大手笔地续订18部剧集：《NCIS》《NCIS: Los Angeles》《犯罪心理》《疑犯追踪》《夏威夷特警》《警察世家》《CSI》《傲骨贤妻》《基本演绎法》《破产女孩》《米勒一家》《好汉两个半》《肥肥与胖胖》《Mom》各续订一季度更有漫山遍野的生灵，无一逃出。