英语词汇upper valve怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

1
?上置式气门
... upper value ==> 上方值 upper valve ==> 上置式气门 upper valve cap ==> 上部阀盖 ...

短语

1
Said rotary control disk rotates around the central axle on upper valve body to exchange position with conic valve core, so allowing medium to flow.
上阀体上装有中轴，旋转控制盘绕中轴转动与上下滑动锥形阀芯换位，实现介质流量、流向控制。
2
At this point the upper stem has lost contact with the diaphragms. The valve should be opened to this point but not back seated.
在此时，上阀杆已经失去了同横膈膜的接触。阀门应该开启到这一点，但不能反向固定。
3
Upper and lower bushings are standard for smooth valve operation.
上部和下部衬套符合流畅平稳轻松操作阀门的标准要求。

单词	upper valve
释义	upper valve 简明释义上穴播阀上置式气门网络释义 1 ?上置式气门 ... upper value ==> 上方值 upper valve ==> 上置式气门 upper valve cap ==> 上部阀盖 ... 短语 1 UPPER VALVE SPRING RETAINER 上气门弹簧座 2 upper valve cap 上部阀盖 3 upper valve gear housing 顶罩汽门室罩双语例句 1 Said rotary control disk rotates around the central axle on upper valve body to exchange position with conic valve core, so allowing medium to flow. 上阀体上装有中轴，旋转控制盘绕中轴转动与上下滑动锥形阀芯换位，实现介质流量、流向控制。 2 At this point the upper stem has lost contact with the diaphragms. The valve should be opened to this point but not back seated. 在此时，上阀杆已经失去了同横膈膜的接触。阀门应该开启到这一点，但不能反向固定。 3 Upper and lower bushings are standard for smooth valve operation. 上部和下部衬套符合流畅平稳轻松操作阀门的标准要求。
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