variable stroke pump 可变冲程泵 ; 变程泵 ; 变量泵

variable stroke reciprocating pump 变形程往复泵 ; 变型程来去泵

variable stroke plunger pump 变冲程柱塞泵 ; 可变冲程柱塞泵

variable stroke injection pump 可变冲程喷射泵

variable stroke reciprocating pump coupling 变形程往复泵联轴器

Variable Stroke Axial Plunger Pump 变量柱塞泵

variable pre stroke pump 可变预行程泵

variable stroke piston pump 可变行程柱塞泵

variable-stroke fuel injection pump 可变行程喷油泵