... working out 前进式开采 working pit 生产井 working place 回采工祖 ...
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working pit edge [矿业] 工作帮
Arrangement of working pit 工作坑布置
Construction of working pit 工作井施工
open pit working 露天采场
pit working area 工作坑道
pit working line 露天矿工作线
working line of pit 露天矿工作线
working trench of open-pit 露天矿开段沟
·2,447,543篇论文数据,部分数据来源于NoteExpress
Many hope they will get jobs at the new gold mine. Saidu Kamara supports his family by working in one of the small pit mines inside the Baomahun site.
VOA: standard.2010.04.22
The boy's father had been working on the pit with a backhoe that afternoon, Carpenter said.
CNN: Searchers find bodies of children buried by wall of dirt
He spent almost 27 years working at Haig Pit in Whitehaven where he finished off as an overman prior to its closure.
BBC: Tribute to Cumbria crash driver Billy Parker
In the early hours of 9 July 1912, a huge explosion ripped through Cadeby Main Colliery near Doncaster, killing 35 of the 37 miners working in that section of the pit.
BBC: Cadeby Main mining disaster marked 100 years on
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