多级水蒸汽喷射泵
multistage steam-jet pump
接触式蒸汽喷射制冷机
contact type steam jet refrigerating machine
三级蒸汽喷射器
three stage steam ejector
水蒸汽喷射泵
steam-jet pump
water vapour injection pump
水蒸汽喷射真空泵
steam ejection vacuum pump
太阳能蒸汽喷射制冷机
solar steam jet refrigerating machine
蒸发式蒸汽喷射制冷机
evaporation-type steam jet refrigeration machine
蒸汽机汽缸油
cylinder oil for steam engine