英语词汇“double valves”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	double valves
释义	double valves double valves [¦dəb·əl ′valvz] (petroleum engineering) Two valves in series used as subsurface traveling or standing valves in wells, the dual arrangement being more reliable than a single valve.
随便看	insull, samuel insulogenic insuloma insulopathic insulopenic insulous insulse insulsity insult insultable insultant insultation insulted insultedly insulter insulters insulting insultingly insultment insults insults insult similes appear in many categories throughout in sum insume in summary in summer

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。