本文着重探讨分段供电对阴极电泳漆膜外观质量的影响.Abstract The influence of grade power supply on CED paintappearance quality has been studied.另外,结果还显示,残余气体的原子序数及原子质量越大的残余气体, 对阴极的破坏性就越强.Results showed that larger the atomicity of gas, larger des...
The law allows doctors to prescribe contraception to the under 16s.法律允许医生给16岁以下未成年人开避孕药。She is known to have liberal views on divorce and contraception.众所周知，她在离婚与避孕方面思想很开明。to give advice about contraception就避孕方法提供咨询...
Aaron's vitality was too low for a violent reaction to the news about Beck.安伦元气未复,对有关贝克的事情他无从作出强烈的反应.In nine years of living just outside Siena , Aaron Jastrow had never attended a Palio.埃伦·杰斯特罗在锡耶纳近郊住了九年, 却一次也没看过赛马...
They learnt a lot from the initial market testing exercise.他们从最初的市场测试中了解了许多信息。He learnt tractor maintenance.他学会了拖拉机维修。He learnt his trade as a diver in the North Sea...他在北海学会了潜水员这一行的本事。She learnt to hurdle by leaping ove...
13 men have been questioned in connection with the murder.有13名男子因谋杀案受到盘问。The minister denied there was a direct connection between the two issues.部长否认两者之间有直接的联系。Police arrested five young men in connection with one of th...