1. (6) having an actually measured surface and underground engineering comparison drawing, a mining and excavation plan and a ventilation system drawing; 
   　　(六)有实测的井上、井下工程对照图、采掘工程平面图、通风系统图；
2. colloid and surface chemistry 
   胶体和表面化学
3. drilling in surface mining 
   露天矿穿孔
4. evaporation from water surface 
   水面蒸发
5. metal surface treatment chemicals 
   金属表面处理剂

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• 1. 地面平面图
  surface mining method 露天采矿法...surface plan 地面平面图...surface plant 地面设备
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