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.
因此，对煤炭资源开采技术与行业管理方面存在的问题进行了论述，提出了几点建议。
Therefore, the issues in coal resource mining technology and industrial management are discussed and several Suggestions on solving the issues are raised.
煤炭资源开采权期权价值形成机理是运用期权定价理论估价煤炭资源开采权价值的基础。
The mechanism of value formation of the option on coal mining right is the basis of how to use the theory of option price fixing to evaluate coal mining right.
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