“blue cap”的概念、定义、翻译、参考文献-科学参考

单词	blue cap
释义	blue cap [`blü ´kap] ^{MINING ENGINEERING} The characteristic blue halo, or tip, of the flame of a safety lamp when firedamp is present in the air.
随便看	bay ice bayldonite bay leaf bayleyite baymouth bar bay oil bayonet bayonet base bayonet coupling bayonet Neil-Concelman connector bayonet socket bayonet-tube exchanger bayou bay rum bay-rum tree bayside beach bay window bazooka bazzite B battery BBC BBD B-B fraction BB gun B bit

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