英语词汇“bell-jar testing”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	bell-jar testing
释义	bell-jar testing bell-jar testing [′bel ‚jär ‚tes·tiŋ] (engineering) A leak testing method in which a vessel is filled with tracer gas and placed in a vacuum chamber; leaks are evidenced by gas drawn into the vacuum chamber.
随便看	bog ecosystem research initiative bogembai bogensport-verband rheinland-pfalz bogen structure bogert-cook synthesis bogey bogeyed bogey hole bogeying bogeyism bogey man bogeyman bogeymen bogeys bogf bog formation bogfw bogg boggard boggart boggarts bog gas bogged bogged down bogged off

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。