英语词汇“coal resources exploitation”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	coal resources exploitation
释义	coal resources exploitation 煤炭资源开发
随便看	grouted masonry grouted mesh-shell-boh support grouted method grouted pile grouted pipe-roofing method grouted quality grouted riprap grouted rockbolt grouted rock bolt grouted rock bolting grouted roof-bolt grouted roof pipe grouted rubble Grouted rubble gravity dam grouted rubble masonry grouted-square-steel tube Grouted stake grouted tendon grouted zone Groutellit grout emerging grouter grouters grout filler grout filling