计算机术语“channel band ranges”的中英文意思、释义、翻译及用法-计算机英汉双解词典

术语	channel band ranges
释义	channel band ranges 信道频带范围 There are three channel bands, (a) Narrow band: Data communication capabilities up to 300 bps. (b) Voice band: communications channels having effective bandwidths of about 3000Hz. Equipment is available for data transmission at speeds up to 9600 bps. (c) Broad band: Data communication rates higher than those-of voice-band channels. Higher reliability is also provided. Current facilities can provide transmission rates up to several million bits per second. 信道频带分为三种类型:(1)窄带,数据通信能力在300位／秒以下。(2)音频带,信道有效带宽约为3000Hz,设备的数据传输率可高达9600位／秒。(3)宽带,数据传输率高于音频信道。可靠性也高。目前有些设备可达到几百万位／秒的传输率。
随便看	multiendpointconnection multiimage multipanel multiregion operation (MRO) multisegment index multispecification source map multitasking operating system multiuser multiuser system MUMPS Murray code mutex mutex semaphore muting mutual exclusion mutual information mutually suspicious mutually synchronized network MVS MVS/370 MVS/ESA MVS page fault assist MVS/SP MVS/SP Version 3 MVS/XA

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