变流量液压泵
variable flow hydraulic pump
变量泵－变量马达
variable pump-variable motor
变量液压泵
volume adjustable hydraulic pump
variable pump
变流变压变频调压技术
non-constant flow and pressure water-supply techni
液压变量泵
the hydraulic variable pump
可变流量经鼻持续气道正压通气
Variable-flow nasal continuous positive airway pressure
可压流压力梯度
compressible pressure gradient
液-液可压缩流
liquid-liquid compressible flow
PCY恒压变量泵
PCY constant pressure variable pump
变量变压
Variable quantity and pressure
变流变压
variable flow and variable pressure
电-磁流变液（EMR流体）
Electro-Magneto-rheological fluids (EMR fluids
电磁卸荷恒压变量泵
electromagnetic unloading constant pressure variable pump