对处于开发中期阶段的煤炭资源评价进行研究,提出了建立开发中期煤炭资源综合评价体系的基本原则和思路。
Research works on evaluation of coal resources in middle exploitation stage have been conducted and the basic rules and thoughts have been brought forward. Based on these, No.
其主要手段是建立隶属函数的评价模型,确定煤炭资源开采难度等级。
It will be expounded by establishing an evaluating model of the subordinated function, and then fixing the level of the degree of difficulty in the coal resources' exploration.
川南煤田煤炭资源占四川省煤炭资源的60%以上,评价的煤层气资源量占80%以上。
Coal resources in the South Sichuan coalfield account for 60% more in the Sichuan Province, estimated CBM resources 80% more.
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