“gas valve”的概念、定义、翻译、参考文献-科学参考

单词	gas valve
释义	gas valve [`gas ´valv] ^ENGINEERING An exhaust valve, held shut by rubber springs, used to discharge gas from the extreme top of a balloon.
随便看	chalazogamy chalazoidite chalcanthite chalcedony chalcedonyx Chalcididae Chalcidoidea chalcoalumite chalcocite chalcocyanite chalcogen chalcogenide chalcogenide glass chalcography chalcolite chalcomenite chalcophanite chalcophile chalcophyllite chalcopyrite chalcopyrrohite chalcosiderite chalcosine chalcostibite chalcotrichite

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