英语词汇“special thick seam mining”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	special thick seam mining
释义	special thick seam mining 基本例句特厚煤层 Introduced the prevention methods and practice experience for the sixth pit in Xingshang Coal Mine adopted longwall inclined slicing experence mining method.介绍了兴山矿六井采用倾斜分层走向长壁采煤法开采特厚煤层，防治自然发火的经验。
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