英语词汇carbon back是什么意思，carbon back的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典-觉斋网

单词	carbon back
释义	carbon back　 (传声器)碳精座
随便看	duct sign duct spacer duct type fading duct velocity profile duct width duct(ing) lining duct-carcinoma ductal ductal ductal Ductalloy ducted ducted ducted ducted blade ducted cooling ducted fan ducted fan ducted fan ducted rocket ducter ductibility ductile ductile ductile

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