英语词汇signum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	signum
释义	signum 英/ ?sa?ɡn?m / 美/ ?sa?ɡn?m / 简明释义 n.[数] 正负号函数；征复数 signa 专业释义 1 数学正负号函数
随便看	heat transfer coefficient heat transfer coefficient heat transfer coefficient in subcooled boiling heat transfer compound heat transfer computer heat transfer conductance heat-transfer conductance heat-transfer control heat transfer control heat transfer crisis heat-transfer curves heat-transfer cycle heat transfer cycle heat transfer device heat transfer effect heat transfer efficiency heat transference heat transfer engineering heat transfer equation heat-transfer equipment heat transfer equipment heat transfer experiment heat transfer factor heat transfer film coefficient heat transfer film coefficient

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。