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| DCD (A signal in serial communications that is sent from a modem to its computer to indicate that the modem is ready for transmitting) | |||
| 英语 词库 | |||
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| DCD (Vosoni) | |||
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| DCD (MODEM, RS-232); DCD (sometimes CD (q.v.), EIA RS-232-C) | |||
| DCD | |||
| DCD (EIA RS-232-C; sometimes CD (q.v.)) | |||
