High efficiency & energy saving of the intellectual empty pumping controller;
智能空抽控制器的高效与节能
wet system of evacuating
（用喷水空气泵抽空的装置）湿体系抽空
The cavity is usually evacuated.
共振腔通常是抽空的。
a treatment in which evacuated cups are applied to the skin to draw blood through the surface.
用抽空的罐子吸住皮肤，使皮肤流血。
I slid the drawers out. They were empty too, with not a trace of dust.
我拉出抽屉。抽屉也是空空的，一尘不染。
Dehumidification: Removal of humifity from the air.
抽湿:把空气中的湿气抽除。
We cleaned out all the drawers.
我们清空了所有的抽屉。
The application of the gas drainage technology in Donghai coal mine is introduced, including gas drainage in close coal layer, gas drainage in goaf, gas drainage from coal, and local gas drainage.
介绍瓦斯抽放在东海矿的应用,抽放方式为邻近层抽放、空区抽放、本煤层抽放及局部抽放。
The vacuum pumps begin sucking the air from the barrel of gun.
真空泵开始抽取电子枪管里的空气。
To his surprise and uneasiness, the drawer prove to be empty.
令他吃惊和不安的是，抽屉果然是空的。
Thank you very much for reading our letter!
非常感谢您抽空阅读我们的来信！
I've asked the children to clean out their drawer.
我已叫孩子们把他们的抽屉出空。
a suction pump used to create a partial vacuum.
用于使局部真空的抽吸泵。
File cabinet. Drawer clearance can be shown or hidden.
文件柜。可显示或隐藏抽屉的净空。
return a shot, service, volley, etc
把对方的抽球、 发球、 凌空球击回.
Please line the drawer with clean paper after you have emptied it.
请把抽屉腾空后垫上干净的纸。
Spatial Pattern and Sampling Technique of Overwintering Adult Citrus Rust Mite (Phyllocoptes obleivortts Ashmead)
越冬柑桔锈螨的空间格局与抽样技术
Solutions of Some Nolinear Equations in Abstract Spaces and Application;
抽象空间几类微分方程的解及其应用
Research on Vacuum Pump of Three Function: "Pumping-Breaking-Transporting";
“抽吸－破碎－输送”三功能真空泵的研究