所用的可靠度计算公式直接在基本变量空间中求解，避免了繁琐的求偏导数和正交变换工作。
The formula of reliability index is calculated in the origin space directly, so derivation and orthogonal transformation are avoided.
通过分析直立矩形柱体异常的余弦变换谱基本特征，给出了异常余弦变换谱的分频计算公式。
Computing formula of frequency-division of anomalous cosine transform spectrum is given by analyzing the basic feature of cosine transform spectrum for the anomaly of erect rectangular column.
第二章：主要介绍了基本超几何级数的基本知识，包括基本概念，一些重要的求和公式以及变换公式等。
In Chapter 2, we introduce the basic knowledge of the basic hypergeometric series, including basic concepts, some summation formulas, transformation formulas, etc.
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