macro element 宏单元 ; 宏组件
macro-element nutrients 大量元素营养
macro element model 宏单元模型
hybrid macro element 杂交宏元
Macro element Content 常量元素含量
polygonal macro-element 多边形宏单元
macro finite element 宏观有限元
The rational macro-element method was given to solve Poisson's equation. Through divided to several zone, the method can solve in any shape 2D zone.
通过将求解域划分为一个或多个宏单元，有理宏单元法可对任意形状的二维区域求解。
And the reduced linear elastic stiffness matrix is formulated for the macro-element of planar beam attached with springs at both ends through static reduced technique.
采用静力缩减方法，由平面梁单元弯曲平衡方程推导出两端带扭簧的杆件宏单元缩减刚度矩阵。
There are more initial nutrients in the straw substrates, and washing can reduce macro-element contents, but effect of washing on middle and trace element contents is not significant.
秸秆基质中含有较多的初始养分，淋洗可以使大量元素含量减少，但对中微量元素含量影响不大。
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