factorial method是什么意思 factorial method怎么读
factorial method的用法和样例
- By an analytic method, in this essay a vector invariant of a casual point to a tetrahedron on volume and deductions form vector invariant are given.
摘要利用解析法，给出空间任意一点与四面体体积有关的一个向量恒等式，并给出若干推论。 - At the airgap, magnetic field change is analysed through two-dimensional analytical method and two-dimensional finite-element method.
通过二维解析法和有限元法分析电动机不同气隙时的气隙磁场变化。
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