-
1. The government is focusing on surface mine development to increase the country's mineral reserves.
政府正专注于地表矿藏开发，以增加国家的矿物储备。
-
2. The mining company has been developing surface mines in the area for several years now.
这家矿业公司已经在这个地区开发了几年的地表矿。
-
3. The surface mine development project is expected to bring significant economic benefits to the region.
这个地表矿开发项目预计将为该地区带来显著的经济收益。