The work designed and manufactured a removable, heat-resistant and portable dustproof for the iron branch channel.
该工作在高炉铁支沟处设计并制作了可移动耐高温轻质防尘罩。
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。
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