英语词汇empty symbol是什么意思，empty symbol的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

英汉汉英翻译词典包含1679246条英汉翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习及翻译工作的有利工具。

单词	empty symbol
释义	empty symbol　【计】空符号
随便看	constant permeability alloy constant phase constant phase surface antenna constant pitch airscrew constant pool constant position input constant potential constant potential accelerator constant potential generator constant potential gradient constant potential modulation constant potential system constant power braking constant pressure constant pressure constant pressure arrangement constant pressure arrangement unit constant pressure calorimeter constant pressure device constant pressure drop constant pressure injection constant pressure motor constant pressure pump constant pressure unit constant pressure valve