求助专业英语的翻译# Engineering - 工程
j*h
1 楼
看看下面，是一套柴油机资料里面的
其他的好说，这个off，什么意思？
- 2-off self-cleaning centrifuges. Capacity up to 3000l/h
- 2-off feed pumps with built in pressure relief valve
- 2-off single pre-strainer for feed pump
- 2-off electric heaters
前后衔接不上，拜托各位
其他的好说，这个off，什么意思？
- 2-off self-cleaning centrifuges. Capacity up to 3000l/h
- 2-off feed pumps with built in pressure relief valve
- 2-off single pre-strainer for feed pump
- 2-off electric heaters
前后衔接不上，拜托各位