.Introduction (绪论)mine n. 矿山，矿井。v. 采矿colliery n. 矿井coal mining 采煤underground mining 地下开采surface mining 露天开采reserve n. 储量coal-bearing adj. 含煤的high production and high efficiency 高产高效development n. 开拓preparation n. 准备mining method 采煤方法subside v. 下沉，沉陷subsidence n. 沉降，沉陷mining subsidence n. 开采沉陷mechanize v. 使机械化mechanization n. 机械化Chapter 1 Basic Concepts of Mine (矿井基本概念)coalfield n. 煤田mining area n. 矿区mine field n. 井田divide v. 划分
