“gas tracer”的概念、定义、翻译、参考文献-科学参考

单词	gas tracer
释义	gas tracer [¦gas `trā·sǝr] ^{MINING ENGINEERING} Dust clouds, chemical smoke, or gaseous or radioactive tracers used to detect slowly moving air currents in a mine.
随便看	conductivity tensor conductivity theory conductometer conductometric titration conductor conductor pipe conductor skin effect conduit conduplicate Condylarthra condyle condyloid articulation condyloma acuminata cone cone antenna cone bearing cone-bottom tank cone brake cone classifier cone clutch cone crusher cone delta cone dike cone flow conehead rivet

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