N the top of a mine shaft and the buildings, hoisting gear, etc, situated around it 矿井口; 矿口建筑
Relatives set up Camp Hope at the pithead when the men were found to be alive, 12 days after the collapse.
坍塌后的12天，在发现这些人还活着的时候，矿工的亲属们坑口附近建立了希望营地。
Proposals on the construction of pithead power plants in China are made in light of the experience of the U. S.
借鉴美国的经验对我国煤矿坑口电站建设提出了建议。
With the fast development of the construction in pithead power plant, the large air cooling steam turbine has been widely used in China.
随着我国坑口电站的建设速度加快，大功率空冷机组正成为目前市场的主流产品。
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