On the Limit Estimation Formula of Midvalue in the Integral Mean Value Theorem 对积分中值定理的中值极限估计式的研究
A Midvalue Theorem of Function of Multivariables 多元函数的中值定理
The paper also points out that both porosity and permeability are closely related to the granularity midvalue and the contents of matrix. 指出了孔隙度和渗透率的变化与粒度中值和填隙物含量紧密相关;