sign function是什么意思


中文翻译正负号函数

网络释义

1)sign function,正负号函数2)signum,正负号函数3)positive/negative,正负4)forward and backward whirling,正、负进动5)Positive and negative space,正负空间6)positive and negative effect,正负效应7)Positive area and negative area method,正负域法8)ratios of positive and negative merit,正负功比9)positive or negative pressure stream,正、负压流10)positive-negative pressure,正、负压力

用法例句

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