“bellows seal”的概念、定义、翻译、参考文献-科学参考

单词	bellows seal
释义	bellows seal [`bel·ōz ´sēl] ^{MECHANICAL ENGINEERING} A boiler seal in the form of a bellows which prevents leakage of air or gas.
随便看	second radiation constant second-remove subroutine second sound second species seconds pendulum second strike second-strike capability second-time-around echo second-trip echo second water second-year ice secrecy system secretin secretion secretor gene secretory granules secretory structure secret weapon sectile section sectional center sectional conveyor sectional core barrel sectional header boiler sectionalized vertical antenna

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