tap hole plug stick 出铁口塞杆
tap-hole plug 放液孔塞
tap-hole bar 开口钎
pressure tap hole 压力表接口
tap hole of blast furnace 高炉开口机
tap-hole gun 泥炮
tap-hole clay 堵口泥
tap-hole launder 放出口流槽
tap hole machine 开铁口机
N a hole in a furnace for running off molten metal or slag 出铁口; 出渣口
The increase of the deepness of the tap hole will reduce the flow on the bottom of hearth.
死铁层深度加大时，通过炉底的铁水流量减小。
Dust collecting unit shall work for dedusting of the tap hole and the outlet of the hot-metal ladle.
集尘单位工作，应为除尘的水龙头孔和插座的热点-金属包。
At present, tap hole drills used in blast furnace are classified as pneumatic, electric and hydraulic.
目前，高炉开铁口机根据动力源可以分为气动、电动、液压三种类型。
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