詞語：collieries
collieries的解釋
collieries['kɔljəri]n. 煤礦
collieries的意思
collieries 煤礦;
collieries的參考例句
1.Status quo of safe mining of collieries in Poland, especially mines with danger of rock-burst was introduced in this paper. 簡述了波蘭煤礦，特別是有衝擊礦壓危險的礦井安全生產現狀；
2.The supporting problems of preparation roadway and gateway have been One of the important research subjects in Chinese collieries. 采准巷道支護問題一直是礦井研究的課題之一。
3.There are filled with explosive gas at oil fields, collieries and chemical plants. The strict safety prescriptions are set to prevent explosive accident. 在油田、煤礦、化工等行業，不可避免地存在易燃易爆氣體，在這些場合有嚴格的安全防爆要求。