“阀帽”怎么读

当压力改变时,阀帽容易上下移动.Bonnet tendency to move up or down as pressure changes.阀帽: 不需要将阀门从管路中拆除,就可以进入维护铰链和阀瓣.Cap: permits access to hinge and disc without removing valve from line.止回阀标签通常安置在阀帽的边缘上.Check valve tags are typically ...

“阀帽”的英语可以翻译为：[工] bonnet ...

hypermature的音标：hypermature的英式发音音标为：[haɪpəmə'tjʊə]hypermature的美式发音音标为：[haɪpəmə'tjʊr]...

n.海绿云母细砂岩...

这些虫子用肉眼看不见。The worms cannot be seen by the naked eye.简挡住了克罗斯的视线，他什么也看不见。Jane blocked Cross's vision and he could see nothing.这个森林黑暗寂静，经常有幽灵和看不见的鬼怪出没。The forest was dark and silent, haunted by shadows and unseen pres...

gnat的音标：gnat的英式发音音标为：[næt]gnat的美式发音音标为：[næt]...

把籽和果核弄掉，将果肉切成小方块。Remove the seeds and stones and cube the flesh.把橄榄的果肉切下来，然后去除果核。Cut the flesh from the olives and discard the stones.将菠萝对半切开，挖出里面的果肉。Halve the pineapple and scoop out the inside....

Several other conifers produce small male catkins.其它几种针叶树产生小雄花序.Firs,spruces and pines are conifers.冷杉、云杉和松树都是针叶树。Sarvas discusses the nature of the " lethal load " in conifers.萨维斯 讨论了针叶树的致死的基因性质.The xylem of ferns and c...

attribute的现在完成时为：attributed...

medicals的音标：...

draft的现在进行时为：drafting...

vt.预断，臆断，推断，驱逐...

A control system on chip microprocessor is designed for submerged arc welder with magnetrol power source.针对磁放大器式电源埋弧自动焊机设计了单片机控制系统....

chancellery的复数形式为：chancelleries...

n.[意]情节，剧本，事态，脚本...

vt.& vi.（从水、泥等）蹚，走过，跋涉n.跋涉...

I let the horse drop his head to crop the spring grass.我让马低下头啃吃春天的青草。The windows overlooked a lawn of tall waving grass.窗户外边是一块草地，高高的草随风摇摆。Their four children turn cartwheels in the grass as we talk.我们说话的时候，他们家的4个孩子在草地上玩...