英语语法分析

The use of this method can further increase the calculating accuracy of the karst water resources of the fountain area and the mineable yield of headwaters.

利用该法可进一步提高泉域岩溶水资源量及水源地可开采量的计算精度。

On the basis, concluded the sedimentary environment of primary mineable coal bed in the area, and the coal - accumulating feature of primary mineable coal bed has been studied.

在此基础上，归纳出本区主采煤层沉积环境，并研究了主采煤层的聚煤特征。