真空管路 meaning in English
vacuum line
vacuum pipeline
vacuum piping
Examples
- Medical gas pipeline systems - part 3 : pipelines for compressed medical gases and vacuum includes amendment a1 : 1999 ; german version en 737 - 3 : 1998 a1 : 1999
医疗气体管路系统.第3部分:医疗压缩气体和真空管路