The drill may have hit a sealed shaft, away from the miners.
钻孔机在一个密封的通风管道前受阻,而这个管道离矿工们还很远。
Coal miners far and away have the highest mortality rate from pneumoconiosis, or black lung disease, which is cause by long-term exposure to coal dust.
尘肺和黑肺病都是因长期接触煤尘所致,那煤矿工无疑是由这两种病导致的死亡率最高的人群。
After the earthquake, the epicenter about 15 kilometers away from the mine, quickly operating more than 200 miners were underground to evacuate all without casualties.
地震发生后,这座距离震中大约15公里的煤矿,迅速将200余名井下作业矿工全部撤离,无人员伤亡。
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