By using thermobalance and coal comprehensive test instrument，the coal ignition information of both the kindling point and the burning time were studied.
该方法重现性好，煤焦中含灰越高，着火所需时间越长。
平;高温平By using thermobalance and coal comprehensive test instrument，the coal ignition information of both the kindling point and the burning time were studied.
该方法重现性好，煤焦中含灰越高，着火所需时间越长。
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