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- More than60 pits in old mining areas are being extended. 老矿区的六十多个矿井正在扩建。
- More than 60 pits in old mining areas are being extended. 老矿区的六十多个矿井正在扩建。
- We will help the cities and old mining areas that mainly exploit resources to develop new industries. 支持以资源开采为主的城市和老矿区发展接续和替代产业。
- The deeper formations and outlying areas of the old mining areas and the western regions are the major substitute areas of mineral resources. 老矿山深部、外围和西部地区是重要的矿产资源接替区。
- Through analysis of geological data of Anfu old mining area, the author has indicated the way of Coal prospecting. 通过对安福老矿区的地质资料分析,指出老矿区找煤方向。
- coal pillar of the old mining area 老区煤柱
- Test Analysis of Pebble Filling Length of Passageway Connecting New and Old Mining Areas 新老矿区连接通道的砾石填充长度的试验分析
- The road caved in above the old mine. 旧矿上面的路面下沉了。
- Japan's Coal Policies and Its Strategies to Enliven Coal Mining Regions and the Inspiration China May Get concerning the Reformation of the Old Mining Areas of the Resource Type 日本的产煤地域振兴对策及其对我国资源型老工矿地区改造的启示
- Speed up development of Panxi iron mining area. 加快攀西铁矿山建设。
- Manage Environment in Exploration and Mining Area. 管理矿区环境。
- The coal mining area is in the center of the basin. 煤矿区位于盆地的中心。
- It was an old mining town inhabited by some escapees from City 17. 它是一个老矿场，曾经居住着一些17号城市的逃亡者。"
- old mining areas 老采空区
- Consequently, the main mining areas are those associated with zinc. 因此，主要的矿区久是这些和锌有联系的地方。
- Independent Coordinate System Establish Method in Mining Area. 矿区独立坐标系的建立方法。
- Ores from the old mine are already smelted,but those from the new mine are not. 旧宝藏的矿石已经制炼过，新宝藏的矿石则否。
- My mining area is containing the rich blue sandstone resources. 我矿区蕴藏着丰厚的青砂岩资源。
- This endangers anile mining area severely live and develop. 这严重地危及到衰老矿区的生存和发展。
- old mining area 老采区
