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● 在综合布线中,工作区设计时要考虑到信息插座应在距离地面(19)厘米以上,基本链路长度应限在(20)米内。

(19)

  • A.15    
  • B.20     
  • C.25     
  • D.30    (20)
  • A.100   
  • B.95     
  • C.90     
  • D.85
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