英语词汇principal derivative怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	principal derivative
释义	principal derivative 简明释义主导数网络释义 1 [数]?主导数 ... 主单项式 pivot monomial 主导数 principal derivative 主叠合曲线 principal coincidence curve ... 2 [数]?主微商 ... 主次数 principal degree 主导数；主微商 principal derivative 主对角线 principal diagonal ... 双语例句 1 The embedded derivative instruments and the principal contract jointly form into a mixed instrument, e. g., the convertible company bonds, etc. 嵌入衍生工具与主合同构成混合工具，如可转换公司债券等。 2 Methods the upper-lower solutions, monotone derivative methods, the maximum principle, comparison principle and principal eigenvalue theory were used. 方法采用上下解的方法、单调迭代法、比较原理、极值原理以及特征值理论进行了研究。
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