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阐明煤炭资源合理配采是矿井煤质稳定的有力措施。建议在矿井采区接续时,必须考虑、制订配采的最佳方案。
Clarify that the rational coal mining is a powerful measure to stabilize coal quality in coal mines. Proposed mining area in the continuation, we must consider and formulate the best program with mining.