back-up tube
来源:百度知道 编辑:UC知道 时间:2024/06/15 05:18:54
The sampling train includes, from front to back, an in-line particulate filter (optional), an ozone
scrubber (optional), a sampling tube, a back-up tube if any is being used, and a flow controller/pump
combination.
前后的东西都叫什么,答得好还有加分
scrubber (optional), a sampling tube, a back-up tube if any is being used, and a flow controller/pump
combination.
前后的东西都叫什么,答得好还有加分
抽样培训包括,由前到后,一种内嵌的微粒过滤器(可选),一个臭氧洗涤器(可选),一支采样管,一支后备的试管(如果有正在使用的)和一个流量控制器和泵的组合
主要的意思是这样的了~
在线粒子筛,臭氧刷,取样管,一个备用的取样管假如已经有其它的被用了,流速控制器和真空泵组合。
这里的back up 是啥意思
back up purpose.什么意思?商务英语
hold up与hold back的区别
tube fitting
and was tied up with work when I came back
beat over the head和get back up什么意思?
they put their hands___(back.up,.in front,down)
Make your balls jump back up inside your body是什么意思?
Don't come back after we broke up
give me support和back me up 什么区别?