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- They are ventilating the sap of a coal mine. 他们正在使煤矿坑道通风。
- My grandfather used to work in a coal mine. 我祖父曾在煤矿工作过。
- There is a coal mine near my home town. 我的家乡附近有一个煤矿。
- We decided to open out a coal mine near the city. 我们决定在城市附近开发一煤矿。
- A passage or gallery in a coal mine. 通道煤矿中的通道或水平巷道
- The company operates two factories and a coal mine. 那家公司经营两家工厂和一个煤矿。
- The company operates three factories and a coal mine . 那家公司经营三个工厂和一个煤矿。
- to work a coal mine 开煤矿
- A coal mining boom has swept across north China. 煤炭行业的繁荣,在华北到处可见。
- No one who has not received education and training in safety shall be permitted to work in a coal mine. 未经安全生产教育、培训的，不得上岗作业。
- There my father went to work in a coal mine, but he hated it so much that he quit after one day. 我父亲曾去一个煤矿工作，但他很不喜欢那活儿，只一天就辞职不干了。
- The company operates three factories and a coal mine. 那家公司经营三个工厂和一个煤矿。
- A coal mine together with its physical plant and outbuildings. 煤矿场包括设备与建筑物的煤矿
- It wouldn't do him any harm to work a bit harder. 工作努力点对他没什么害处。
- A four-wheeled, open, box-shaped wagon or iron car run on tracks in a coal mine. 矿车、煤车煤矿中在轨道上行驶的四轮、开口、盒状的运货车或铁制车厢
- Smoke rises over a coal mine near Pingru in Shanxi Province. 山西省平鲁煤矿扬起漫天风尘。
- He averaged nine hours' work a day. 他平均每天工作九小时。
- This used to be a coal mine, but it's abandoned now. 这儿曾经是个矿井，但已经被废弃了。
- Do you know how to work a lathe? 你会开车床吗?
- Averaged three hours of work a day. 将每天的工作量调为三小时
