dust extraction

基本解释

An Owner supplied dust extraction system shall be installed by Builder at each hopper.
建造方将在每个漏斗上安装一套由船东提供的抽灰系统。
The power tool may be a garden leaf blower or a dust extraction machine, including a domestic vacuum cleaner.
动力工具可为园叶吹风机或吸尘器，包括家用真空吸尘器。
ip.com
That the principal axis of dust extraction air blower for hot metal iron pretreatment in No. 2 steelmaking plant twisted off is because of the lubrication failure of its bearings.
因轴承润滑问题，导致二炼钢铁水预处理除尘风机主轴轴颈过热扭曲失效。