All of the 28 miners who were working in the shaft were killed when an underground cable caught fire at about 8:10 pm at Xiaonangou coal mine at Sangshuping Township of Hancheng City.
17日20时10分许，陕西省韩城市桑树坪小南沟煤矿井下电缆着火，造成28名矿工遇难。
Based on a method of a assistance photosource, a basic method of coal level detection on the mine shaft coal bin is put foruard.
基于一种辅助光源照射方法，提出对井下煤仓煤位进行检测的基本方法。
The mine flooding happed during construction of the air shaft in Qidong Coal mine.
祁东煤矿风井在建井过程中，发生钻井井壁突水事故，井筒被淹。
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