1) air-tight screw pump
密闭式螺杆泵
2) non-hermetic screw pump
非密闭式螺杆泵
3) hermetic screw pump;sealed screw pump;airtight screw pump
密封式螺杆泵
4) auger pump dispensing
螺杆泵式
5) rod-type screw pump
杆式螺杆泵
1.
Development and application of the new rod-type screw pump
新型杆式螺杆泵的研制与应用
6) heat pump with screw compressor
螺杆式热泵
补充资料：密闭
1.严密封闭。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条