dustproof cover的意思|示意

The workshop cause quite a lot of parings and sawdust should be protected with dustproof cover.

刨花、锯末较多的车间的电效果，应加防尘罩。

The work designed and manufactured a removable dustproof cover for the iron branch channel that can prevent dust diffusing.

设计制作了一种可单人移动的防尘罩，拨闸时可起到明显的防烟尘作用。

The end cover is impacted on the bicycle frame five-way pipe through the shaft bowl, and the end cover and the strain body form a dustproof air gap.

端盖由轴碗压紧于车架五通管上并与应变体形成防尘气隙；