“differential leak detector”的概念、定义、翻译、参考文献-科学参考

单词	differential leak detector
释义	differential leak detector [´dif·ǝ`ren·chǝl `lēk di`tek·tǝr] ^ENGINEERING A leak detector consisting of two tubes and a trap which directs the tracer gas from the system into the desired tube.
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