为了预测急倾斜煤层开采的效果和决策辅助技术，对急倾斜煤层可采工艺性进行综合评价。
In order to predict the mining effect and choice the technical decision, the comprehensive evaluation on steep coal seams was taken.
一个共同的要求就是开采边际油田的海洋平台要有可移动性、结构形式简单、最好有储油功能等。
Most basic requirements are that the platform can be used repeatedly, has the ability to store oil and has simple structure.
另外，通过试验，还证明了合理的采用间歇性开采方法，可显著地减少矿坑涌水量。
In addition, it has been proved through experiment that the amount of water gush in the mine pit can be obviously decreased by means of reasonable intermittent mining.
矿山地下煤层开采引发地表沉陷变形，可造成土地破坏、房屋倒塌等一系列灾难性后果。
Underground mining in coal mine must cause land surface transformation so that a series of geo-hazards will be occurred such as land destroy, waterlogging, landslide and house collapse.
矿山地下煤层开采引发地表沉陷变形，可造成土地破坏、房屋倒塌等一系列灾难性后果。
Underground mining in coal mine must cause land surface transformation so that a series of geo-hazards will be occurred such as land destroy, waterlogging, landslide and house collapse.
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