英语词汇double angle formula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	double angle formula
释义	double angle formula 简明释义双角公式：在三角函数中，用于简化涉及角度为两倍的三角函数的表达式的公式。网络释义 1 ?二倍角公式 ... double angle二倍角 double angle formula二倍角公式 double root二重根 ... 2 ?倍角公式 ... Pythagorean Identities 毕达哥拉斯恒等式 Double Angle Formulae 倍角公式 Differentation 微分 ... 双语例句 1 Well, using, again, the double Angle formula. 再次利用二倍角公式。 2 Double Angle formula can transform the circular function equation to a biquadratic algebraic equation, and the analysis solution can be solved by extract equation directly. 用倍角公式可将该三角函数方程转化成一个四次代数方程，然后用求根公式直接求出解析解。
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