英语词汇pumpdown time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	pumpdown time
释义	pumpdown time 简明释义抽真空时间：指在真空系统中，从大气压降至某一特定真空度所需的时间。网络释义 1 ?抽空时间抽空时间
随便看	noncontemporaneous deposit non-contemporaneous error noncontemporaneous error non contemporaneous error noncontemporary non-contemporary tr-acks non-contemporary tracks non contemporary tracks noncontender noncontenders noncontent non-content non-contention noncontentious non-contentious noncontentious non-contentious business noncontentious business non-contentious matter non-contentious probate business noncontent nonconterminous non conterminous non-contest clause non contest clause

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。