The vacuum system of the wet end of a papermachine could be a centralized system or some individual systems for the vacuum points.
湿段真空系统可以是:总的真空系统或各真空点独立的真空系统。
The vacuum system of the wet end of a papermachine could be a centralized system or some individual systems for the vacuum points.
湿段真空系统可以是:总的真空系统或各真空点独立的真空系统。
明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工
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