tap hole

基本解釋

Dust collecting unit shall work for dedusting of the tap hole and the outlet of the hot-metal ladle.
集塵單位工作，應為除塵的水龍頭孔和插座的熱點-金屬包。
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At present, tap hole drills used in blast furnace are classified as pneumatic, electric and hydraulic.
目前，高爐開鐵口機根據(jù)動力源可以分為氣動、電動、液壓三種類型。
Eroded thickness in self-baking carbon brick below tap hole central line appears as gradual increase because of enhancing permeability of hot metal to the brick.
自焙碳磚的侵蝕從鐵口中心線向下侵蝕厚度增加的原因是鐵水對自焙碳磚滲透性增強的結(jié)果。

It falls into the basket and that completes a hole. If for some reason the discdoesn't fall into the basket, you still need to tap out and into the basket."