The potential correlation between mercury and Chaoite in Alberta sub-bituminouscoal was found.
发现了亚烟煤中汞与潮煤的潜在相关关系。
2
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%。
3
By comparing the content of mercury , mineral and ash in each density fractions, the potential correlation between mercury and Chaoite in Alberta sub-bituminouscoal was found.