SMPTE 20M-2003 Television Analog Recording 1-in Type C Recorders Reproducers Longitudinal Audio C-电线电缆网

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[国外标准] SMPTE 20M-2003 Television Analog Recording 1-in Type C Recorders Reproducers Longitudinal Audio C

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P:2012-02-10 17:31:58
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SMPTE 20M-2003 Television Analog Recording 1-in Type C Recorders&Reproducers Longitudinal Audio C.PDF

SMPTE 20M-2003 Television Analog Recording 1-in Type C Recorders Reproducers Longitudinal Audio C.pdf

category 1～7 cable - 1～7类电缆(均供通信网络数据传输用,传输频率分别为1.04、5、16、20、100、200～400、500～600MHz,其中5类电缆目前主要用于智能大楼,六类电缆正在研制中,7类电缆还在设计中) （0）投诉

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