mechanized heading face
基本解釋
- [能源科學(xué)技術(shù)]機(jī)掘工作面
專業(yè)釋義
- 機(jī)掘工作面
In coal mine, the mechanized heading face is the chief place where dust is produced. It is also the place where gas and coal-dust explosion frequently occurs.
機(jī)掘工作面是煤礦井下主要產(chǎn)塵地點(diǎn)之一,也是煤塵瓦斯爆炸事故的多發(fā)地點(diǎn),如何有效地控制機(jī)掘工作面粉塵擴(kuò)散,防止工作面瓦斯局部集聚,已成為礦井掘進(jìn)通風(fēng)急需解決的問(wèn)題。