China National Standards

China NT1 Industry Standards English PDF List

  •  China "NT1 " Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    YD/T 1660-2007 Technical Specification and Testing Methods for NT1+ Plus Equipment
    综合业务数字网(isdn)增强型智能第一类网络终端设备(nt1+)技术要求和测试方法    		 China Telecommunication Standards
    NT1
    English PDF

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