使用可在加压下测定着火点的装置，研究了煤化程度、煤中矿物质和煤焦干馏温度对煤或煤焦的催化着火的影响。
The effects of coal rank, pyrolytic temperature of coal and mineral matter in coals or chars on their ignition temperature were determined.
使用可在加压下测定着火点的装置，研究了煤化程度、煤中矿物质和煤焦干馏温度对煤或煤焦的催化着火的影响。
The effects of coal rank, pyrolytic temperature of coal and mineral matter in coals or chars on their ignition temperature were determined.
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