Meanwhile, compared with the original coal, the pore structure, pore distribution according to radius and specific surface area of the extract residue have been changed. So the porous solid material with excellent adsorptive properties can be gained from such residue.
所得的萃取物基本无灰，是一种超纯超微洁净煤；与原煤相比较，残余物的孔结构、孔径分布及比表面积也有较大的改变，可成为吸附性能优良的多孔性材料。
参考来源 - 煤的溶剂萃取产物孔隙结构特性及级分组成表征·2,447,543篇论文数据，部分数据来源于NoteExpress
The mass coefficient was brought forward to assess the activity factor of original coal gangue.
引入质量系数法评定原状煤矸石经热活化后辅助胶凝性能的大小。
The poor operation flexibility and reliability of the original coal conveyer control system in Shajiao a Power Station necessitated a reconstruction of the system.
针对沙角A电厂原输煤控制系统动作不灵活，可靠性不高的问题，说明必须对输煤控制系统进行改造。
Thermogravimetric analysis technique was used to study several inhibitors and the activation energy of original coal samples and coal-like ones was gained by the chemical reaction dynamic equation.
运用热重分析手段对几种阻化剂进行了实验研究，运用化学反应动力学方程计算得到了原煤样与阻化煤样的活化能。
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