采掘面 meaning in Chinese
working face
Examples
- The miners worked at the face eight hours a day
矿工们在采掘面上每天工作八小时。 - The miners worked at the face for 5 hours
矿工在采掘面上工作了5小时。 - Basic methods for strengthening safe ventilation management in a high gassy coal face
加强高瓦斯采掘面安全管理的基本做法