China National Standards

China Test methods metropolitan Industry Standards English PDF List

  •  China "Test methods metropolitan" Industry Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    YD/T 1339-2005 Test methods of metropolitan optical transport network WDM ring
    城市光传送网波分复用(wdm)环网测试方法    		 China Telecommunication Standards
    Test methods metropolitan
    English PDF

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