a suction pump used to create a partial vacuum.
用于使局部真空的抽吸泵。
lift [suction] pump
吸取泵，吸取抽机，提水泵
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
You will need to pump hard for several minutes to fill the tank.
你需用泵着实抽吸几分钟, 才能把油箱灌满.
You will need to pump hard for several minute to fill the tank.
你需用泵著实抽吸几分钟, 才能把油箱灌满。
Recent electronic means of pumping using low temperature sorption techniques and getter-ion pumps have been introduced.
现在已经采用了低温吸附技术和吸气离子泵的近代电子抽气设备。
supplemental pumping
补充抽吸吸水源抽吸
main scavenging pump
主抽气泵，主排气泵
Development of the great-flow control valve used for the vacuumpumping water system with multistage centrifugal pumps
用于多级离心泵抽真空吸水系统的大流量控制阀的开发研制
pump suction head
泵吸收压头, 泵吸收高度
neon light tube vacuum pump
霓虹灯管真空抽气泵
diode sputter-ion pump
二极管溅射离子泵[抽机]
band wheel pumping power
深井泵抽油的皮带驱动
mercury vapor [air] pump
汞汽泵，汞汽(扩散)抽机
air-balanced sucker-rod pumping unit
气动平衡泵杆抽油机
water ejector pump
喷水抽气泵(一种机械真空泵)
mud suction pump
(空气)吸泥机，吸泥泵
wet system of evacuating
（用喷水空气泵抽空的装置）湿体系抽空