semi-empirical calculation 半经验计算
semi empirical calculation 半经验计算
i-empirical calculation 半经验计算
semi-empirical calculation methods 半经验计算方法
semi empirical quantum chemistry calculation 半经验量子化学计算
semi empirical molecular orbital calculation 半经验分子轨道计算方法
semi-empirical molecular orbital calculation 半经验分子轨道计算方法
This paper discusses the quantum chemistry ab initio calculation method and some semi-empirical calculation methods frequently used on the electronic structure.
对电子结构计算中常用的量子化学从头算方法及几种量子化学半经验计算方法进行了讨论。
These equations are very important for engine parameter calculation in missile flight test, The empirical calculation equations of main engine parameter and error are derived.
就发动机主要参数及误差的经验计算公式进行了推导和确定。
Poulos-Davis-Randolph (PDR) Method is a empirical calculation method. It is easy to compute the relation between the number of piles and the average settlement of the foundation.
PDR法是计算沉降控制复合桩基的一种经验方法，它在一定程度上考虑了桩的非线性和桩—土—筏的共同作用。
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