喷射真空泵 meaning in English

ejector vacuum pump
jet exhauster

Water vapour jet vacuum pump
水蒸气喷射真空泵
Water ejector vacuum pump
水喷射真空泵
Vacuum technology ; rules for the measurement of steam jet vacuum pumps and steam jet compressors using steam as the working fluid
真空技术.以蒸汽作为驱动介质的蒸汽喷射真空泵和蒸汽
The condenser can be substituted by sk series water - ring vacuum pump or zswj series hydropower spray vacuum pump unit if available
如果采用sk系列水环真空泵或zswj系列水力喷射真空泵机组。可不用冷凝器。