The vibration behaviour of sandwich structure with spring interlayer is studied.研究了具有弹性夹层的层板结构的振动特性.There are many interlayer sliding belts in Siding Pb - Zn mine.层间滑动带在泗顶矿区非常发育.The stiffness matrix of synthetic dual pla...
The vibration behaviour of sandwich structure with spring interlayer is studied.研究了具有弹性夹层的层板结构的振动特性.Sandstone type uranium deposits in interlayer oxidation zone are large or super large and in - situ leachable.层间氧化带砂岩型铀矿...
She was a shady figure in the Dublin underworld.她是都柏林犯罪圈子中的可疑人物.He snuck into the underworld, which was a forbidden place to go.他溜入阴间禁地.She was then forced into the underworld.后来尤丽黛丝便被打了地府....
Ascospore analysis suggested that the fungus is homothallic but will preferentially outcross.从分析子囊孢子的结果看出,此菌能同亲配合,但很易异型杂交.These kinds of fruits are all homothallic ones.这几种水果,都是单果作物....
Most of those who left the province to work abroad were unskilled.那些离开该省出国打工的人大部分都未经专门训练。Unskilled workers usually earn less money than skilled workers.无技能的工人通常比有技能的工人挣钱少.This is an unskilled painting.这是幅拙劣的画....
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...