兑水 发表于 2009-10-16 15:21:37

ASTM D 5424-2005 电缆或光缆的绝缘材料在立式电缆槽结构中燃...

D5424-99 Standard Test Method for Smoke Obscuration of Insulating Materials Contained in Electrical or Optical Fiber Cables When Burning in a Vertical Cable Tray Configuration
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