迷宫式压缩机
labyrinth piston compressor
差动活塞式压缩机
stepped piston compound compressor
滚动活塞式压缩机
rolling-piston compressor
活塞式压缩机
piston compressor
Piston type compressor
Compressor of piston style
reciprocating (piston) compressor
reciprocating compressor
Reciprocal compressor
reciprocating refrigeration compressor
活塞式压缩机基础设计
basic design of piston compressor
活塞式压缩机原理
principles of piston compressor
往复活塞式压缩机
reciprocating piston compressor
旋转活塞式压缩机
rolling piston compressor
自由活塞式压缩机
free piston compressor
free-piston air compressor
迷宫压缩机
labyrinth compressor
labyrinth seal compressor
反压活塞式压力计
piston gauge with re-entrant cylinder column
离心式压缩机机组
centrifugal compressor units
差动活塞压缩机
differential piston compressor
滚动活塞压缩机
rotary compressor with rolling piston
rotate piston compressor