联合保护是目前地下管道, 金属构筑物防腐的重要方法之一.It is of important way of anticorrosion of underground pipeline, metal building.是一种经济型的中短期防腐的保护涂料.It is an economically protective coating with short to medium terms anticorrosion.除了能够增强口感之外, ...
绝大多数成功人士都有共同的特质：脾气倔强，性格刚强。Most of successful men have the characteristics of contumacy and doughty.她有志气、性格刚强,有助于她渡过难关.Her courage and good humour saw her through the bad times.《伊利亚特 》 里的早期希腊人是刚强的战士.These early Greeks of ...
Quartz Crystal Microbalance ( QCM ) was also used to measure the transferred colloidal quantity for Ag nanoparticles.并用石英晶体微天平 ( QCM ) 宣检测了银纳料粒子的相转移量.Objective To construct an oscillation circuit for a gene analyzer base...