挥发分是煤的工业分析中最重要的一个指标，也是最难测准的一个项目。
The fugitive constituent is an important index in coal's industrial analysis, and also is an item that is hard to be measures accurately.
笔者引用相对原子数概念 ，对表征煤表面疏水性的接触角与煤的工业分析、元素分析结果之间的关系进行了分析探讨。
Relationship between the surface hydrophobicity contact angle and proximate, ultimate analysis of coal was studied by using relative atomicity concept.
通过理论分析，并结合工业实验数据，优化了不同生产阶段喷煤管调整的工艺指标。
The parameters of the pulverized coal injection pipes in different stages have been optimized on the basis of theoretic analysis and industrially experimental data.
煤的吸附量与煤层的工业分析、显微煤岩分析、元素分析之间有一定的关系。
There are relationships between absorption and proximate analyses, maceral analyses and ultimate analyses.
分析了煤发热量与工业分析指标之间的相关性，建立了数学模型。
A mathematics model are established after analyzing the correlativity between calorific value and indexes of approximate analysis.
本文对日本三池煤田有明矿本层煤和上层煤的系统分层样品进行了媒岩鉴定和工业分析。
The paper discusses the coal petrography and proximate analysis of the vertical systematical samples of the Honso and Joso coal beds in the Miike coal field.
试验结果表明，经过哈氏可磨性测定仪后，各煤种的工业分析都发生了不同程度的变化，而煤粉破碎后的粒度分布取决于煤种的煤化程度，而与煤种的可磨性指数相关性较小。
The results(indicated) that the approximate analysis of the pulverized coal changed to different degrees, and the particle size distribution mainly depended on the coal rank but not the HGI.
利用TG - DTG - dta热分析技术对煤进行了工业分析，分析结果有较好的重复性，符合标准方法的测试要求。
A proximate analysis of coal was conducted with TG-DTG-DTA thermal analysis technology. The analysis results with good repeating can meet the test requirement of the standard method.
对MG250/300-NWD型电牵引短壁采煤机，在大同进行工业性试验期间出现装煤效果差的原因进行分析，并提出改进建议。
The paper analyses poor loading effects of MG250/300-NWD electric-driven short-wall shearer during its testing period in Datong and puts forward the recommendations of improvement.
微生物溶煤产物的工业分析、元素分析结果表明煤溶物的灰分明显下降，H／C、N／C原子比增加；
Proximate and Ultimate analysis of solubilizing products indicated that the ash of obviously dropped, H/C, N/C atom rate increased;
微生物溶煤产物的工业分析、元素分析结果表明煤溶物的灰分明显下降，H／C、N／C原子比增加；
Proximate and Ultimate analysis of solubilizing products indicated that the ash of obviously dropped, H/C, N/C atom rate increased;
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