... integration by parts 分部积分法 integration by substitution 代换积分法；换元积分法 integration constant 积分常数 ...
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formula for integration by substitution 换元公式 ; 定积分的换元法
integration U by substitution 换元积
integration ĥ by substitution 代换积分法
以上来源于: WordNet
Specific examples were cited to analyze the mistakes and causes in the use of integration by substitution, and the general method was pointed out to avoid such kinds of mistakes in operation.
通过实例分析了在换元积分法中容易犯的一类错误及其产生的原因，指出了在解题中避免产生这类错误的一般方法。
The integration by second substitution is an important method of calculating indefinite integral, it has a certain application, it usually applies to calculate some integrals of irrational function.
第二换元积分法是求函数不定积分的一种重要方法，具有一定的适用范围，对某些无理函数的积分的求解通常使用该方法。
The steps of design by reuse based on similarity unit substitution and system integration design method based on units are discussed.
提出了基于相似单元置换的设计重用步骤及单元化系统集成设计方法。
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