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

单词	step valve
释义	step valve　级阀阶式阀层式阀
随便看	equal interval equal leg angle equal listener response scale equal loudness contour equal mark equal marriage equal match equal matrix language equal nipple equal opportunities equal opportunities equal opportunities equal opportunities commission equal opportunities commission equal opportunity equal opportunity equal opportunity employer equal parts equal pay equal pay for equal work equal pay for equal work equal probability equal probability equal product curve equal protection of the laws

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。