布朗工艺空气压缩机
KBR process air compressor
无油工艺气体螺杆压缩机
oil-free process gas screw compressor
压缩机制造工艺学
technology of compressor manufacturing
压缩机铸铁件工艺
Compression Iron casting Gating system
注射-压缩工艺成型
injection compress molding
超高压压缩机
super high pressure compressor
superhigh pressure compressor
extra high pressure compressor
Superhigh - pressure compressor
空调机压缩机
compressor for air conditioner
离心式压缩机机组
centrifugal compressor units
膨胀机-增压压缩机
expander-booster compressor