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	ion machining ion mass analyzer ion mass spectrometer ion mean life ion microprobe ion microprobe analysis ion microprobe mass analysis ion microprobe mass spectrometer ion microprobe mass spectrometery ion microscope ion migration ion milling ion mobility spectrometry ion mobility spectroscopy ion/molecule reaction ion nekulche iono iono- ionoe ion of the month ionogen ionogenic ionogenic group ionogram ionography

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