英语词汇“煤柱回采”的翻译、意思、用法、释义-英汉汉英词典

单词	煤柱回采
释义	煤柱回采working the broken煤柱回采pillaring back双向☞ 煤柱采掘-- 煤柱滥采 --煤柱回采
随便看	relief grinding relief guard relief-guard reliefguard relief height relief highway relief hole relief image relief intensity relief inversion relief iron reliefless relief light vessel relief limonite relief liquor relief map relief-map relief maps relief method relief model relief of an army relief of casehardening relief of pain relief operation relief organization