英语词汇perforated signal disc是什么意思，perforated signal disc的用法、释义、翻译、读音、例句、短语词组-英汉汉英翻译词典

单词	perforated signal disc
释义	perforated signal disc　穿孔信号圆盘
随便看	shaper shaper amplifier shaper rail shaper tool shaper-vulcanizer shapers shapers shapes shapes shapes shaping shaping shaping shaping shaping circuit shaping element shaping machine statement ledger statement level statement library statement line statement list statement list statement logic statement map file

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