短語(yǔ)詞組短語(yǔ)bunker r gate 貯倉(cāng)牐門gate road bunker 採(cǎi)區(qū)運(yùn)輸順槽煤倉(cāng);[鑛業(yè)]井下採(cǎi)區(qū)煤倉(cāng) 返回 bunker gate