单词：effective porosity
[经] 实际(有效)空隙率
effective porosity的用法和样例：
例句
- And then, underground coal porositycalculation method and variational characteristic of coal effective pore volume compressibility are discussed.进而探讨了煤岩地下孔隙度的计算方法和煤岩有效孔隙体积压缩系数的变化特征。
- In dealing with reservoir rocks, it is necessary, because the cementing materials may seal off a part of the pore volume , to define total porosity and effective porosity.在研究储层岩石时，因为胶结物会堵住一部分孔隙的体积，所以对于油藏流体有必要定义总孔隙度和有效孔隙度。
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