sub-bituminous coal 次烟煤 ; 较低的称做次烟煤
Sub-Bituminous 次烟煤
fushun sub-bituminous a 抚顺长焰煤
eocene sub-bituminous coal 始新世亚烟煤
The potential correlation between mercury and Chaoite in Alberta sub-bituminous coal was found.
发现了亚烟煤中汞与潮煤的潜在相关关系。
Less dense types, such as sub-bituminous and lignite coal, can contain up to 50% water.
低浓度的煤炭，如亚煤烟煤和褐煤等，其含水量最高可达50%。
By comparing the content of mercury , mineral and ash in each density fractions, the potential correlation between mercury and Chaoite in Alberta sub-bituminous coal was found.
分析了该煤样中汞、矿物及其灰分的相关性，提出了汞赋存于阿尔伯塔次烟煤中一种特殊矿物-赵击石中的可能性。
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