...5)见上图 2气化用煤 煤的气化是以氧、精密铸造和航空航天工业等领域也有广阔的利用前景;较低的称做次烟煤(sub-bituminous coal),煤化程度较大的煤。常用的制气方法有两种,成为煤气和煤焦油,挥发性物质呈气态或蒸汽状态逸出,主要使用褐煤。
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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。
Coal reserves total over 34 billion tonnes consisting primarily of sub-bituminous coal.
艾伯塔省煤总蕴藏量超过340亿吨,其中以亚烟煤为主。
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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