黑礦層 的英文怎麼說
中文拼音 [hēikuàngcéng]
黑礦層
英文
blackband iron ore-
Because the ore has been mined for long time, the nature geological environment has been getting worse and worse, such as the baldness of mountain body, the rock is weathered to pieces, a lot of loose material distributing along the gully and its banks, the disaster of debris flow is seriowsly, and the production of the mine is constrained by debris flow disaster ; for example, a debris flow broke out on august 1999 and resulted in catastrophic hazards to the jingtieshan iron mine, resulted in a huge economic losses of 50 million yuan
鏡鐵山礦是酒鋼最主要的鐵礦石生產基地，礦區山高溝深，地質構造復雜，自然地質環境較差，在長期人為開采活動的影響下，地質自然環境進一步惡化，山體裸露，巖層破碎，大量鬆散固體物質堆積在溝道及溝道兩側，泥石流災害十分嚴重，嚴重製約了礦山的生產與發展。 1999年8月礦區黑溝南溝暴發生了嚴重的泥石流災害，致使礦山停產10多天，造成5000多萬元的經濟損失。With the development of years, the coal trade of heilongjiang province has formed an industry system, which made of many types of coal enterprises, including state - owned important coal enterprises, local state - owned coal enterprises and villages and towns coal enterprises
黑龍江省煤炭行業在過去幾十年的發展過程中形成了以國有重點煤炭為骨幹、地方國有煤礦與鄉鎮集體煤礦多層次並存、多類型煤礦相結合的煤炭工業體系。
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