英语词汇“coal draft”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	coal draft
释义	coal draft 基本例句煤巷 Outburst prevention technique of excavating in coal seam will be directly concerned colliery safety production and excavates taking over.摘要突出煤层煤巷掘进防突直接关系到煤矿的安全生产和采掘接替。
随便看	boride nickel boride refractory boride refractory product borides borides of precious meta boriding boriding medium boriding treatment borids Borie Boriel B.orientale Borier Bories Boriga Boriglione Borigni borii Borijan Borik Borika Borikhamxay Borikhan Borikhan Sai boril