无油润滑涡旋压缩机
Oil-free scroll compressor
non-lubricated scroll compressor
采油油轮油气分离装置
offshore oil tanker oil-gas separator
齿轮润滑油泵
gear lubricating oil pump
齿轮润滑油选用
gear lubrication oil’s selection
滚筒驱动齿轮箱润滑油油面
roller drive gearbox oil level
美国石油协会齿轮润滑油分类
api gear lubricant classification
扭力轮毂齿轮润滑油面检查
torque hub gear lube level check
特高压力多用途齿轮润滑油
ep multipurpose gear lubricant
主动小齿轮润滑油酚醛密封件的安装
input pinion phenolic oil seal installation
不正确的最终传动润滑油油面
incorrect final drive oil level
铲运机传动系润滑油油面
scraper transmission oil level
反冲分隔间润滑油油面
recoil compartment oil level