Our country is of burning a great deal of coal, and the problem of castoff produced in coal mining or combusting, such as coal ash or shale, is urgent to be resolved.
我国是燃煤大国,燃煤的废弃物煤矸石/粉煤灰的利用急待解决。
参考来源 - 煤矸石/粉煤灰中镓的提取与分离Firstly, the experimental studies of axial compression and local bearing of fired module perforated brick shale are done.
本文首先进行了烧结页岩模数多孔砖砌体的轴心抗压试验研究和局部均匀受压的试验研究。
参考来源 - 页岩多孔砖砌体局部受压试验研究及有限元分析The sources for the heavy-metal contamination of the soils are directly related to the bedrock,the carbonaceous black shale.
黑色页岩即为土壤重金属污染的污染源。
参考来源 - 湘中HJC铀矿区黑色页岩土壤重金属污染地球化学分析·2,447,543篇论文数据，部分数据来源于NoteExpress
N-MASS Shale is smooth soft rock that breaks easily into thin layers. 页岩; 泥板岩
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