oil free compressor meaning in English
无油润滑压缩机
无油压缩机
Examples
- Air supply station does not rely on the air in the environment at all , as a matter of fact , it supplies high quality air source from oil free compressor or compressed bottled air after depressurized , filtered to human being by using pressured air respirator
空气供给站：完全不依赖环境气体，由无油空压机或充装在气瓶内的压缩空气经减压、滤清、通过增压式空气呼吸器向人体提供优质气源。