automatic suction pump

The paper provides the ways of washing column and toilet by the Biogas slurry recycled water extracting by electric self-suction pumps.

文章提出了农村沼气利用电动自吸泵抽取沼液循环水冲洗畜禽栏舍,冲洗厕所的技术,提高了沼气池的产气量和产气率,同时彻底改善农村栏厕卫生环境。

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