褐马鸡在陕西韩城黄龙山曾一度被认为已“失踪，”1994年再度被“发现”。
Crossoptilon mantchuricum which used to be concerned having missed in Huanglongshan of Hancheng in Shangxi once was discovered again in 1994.
本文以陕西韩城矿区北区钻孔和井下大量的实际观测资料为依据，提出了破坏煤分类的方案。
According to the number of practical data coming from drills and mines, the author puts forward classification of broken coal.
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。
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.
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