Combining the actual situation of the underground mine, it can be found that the result matched the actual self-ignited fire danger well.
结合实际矿井对其进行安全等级评价，评价结果与实际情况相符。
Combining the actual situation of the underground mine, it can be found that the result matched the actual self-ignited fire danger well.
结合实际矿井对其进行安全等级评价，评价结果与实际情况相符。
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