OLE DB访问很伟大(也是很必要的)，但如今大多数数据并不是规规矩矩地就放在行和列之中(当我们大肆谈论关系数据库时，这一事实有时候竟被遗忘了)。
OLE DB access is great (and needed), but most of today's data doesn't actually exist in nicely formatted rows and columns (which sometimes gets lost when we talk about relational databases so much).
根据截面惯性矩相等的原则，推导了空腹巨型框架等效截面高度系数以及材料用量比。
The equivalent section height coefficient and the ratio of material dosage of the hollow huge-frame structures were deduced based on the equal section inertia.
然后通过磁场积分方程，运用简单矩量法求得劈附近的电流和未知的绕射系数。
The magnetic field equation is solved to obtained four coefficients and the currents in the close vicinity of the edges.
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