英语词汇“surface mine ventilation, open-pit ventilation”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	surface mine ventilation, open-pit ventilation
释义	surface mine ventilation, open-pit ventilation 露天矿通风；利用自然风流或人工射流，将露天矿生产过程中产生的有害气体及浮尘排放至露天矿外，使露天矿大气的品质达到规定标准的作业。
随便看	save delay saved energy and enhanced benefit saved energy and reduced waste saved face saved file saved game saved games saved-holes saved laydays Saved layouts saved list cloths saved my life savedness Save documents and settings automatically savedoff saved on save down saved Presets saved resource limits save drip pan Saved Schematic Vie Saved Schematic view saved screen saved searche saved searches