词汇“大副”的意思、用法、释义、翻译、读音、例句、短语、词组-国际大辞典

单词	大副
释义	大副大副[dà fù]1.■（船长的第一助手） first [chief] mate; mate; chief officer
随便看	beam compression factor beam-confining beam control apparatus beam controlling computer beam convergence beam coupling beam coupling factor beam crossover beam cross section beam current beam current adjustment beam current blanking beam-current-lag beam current limitation beam current limiter circuit beam current modulation beam cutter beam-defining aperture beam deflection beam deflection element beam-deflection tube beam deflection valve beam deviation factor beam deviation loss beam diameter

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