GB/T 16422.2-1999 Cycle A(塑料, 室外) Plastics–Methods of exposure to laboratory light sources Part 2: Xenon–arc sources
GB/T 16422.2-1999 Cycle A(塑料, 室外) 塑料实验室光源暴露试验方法 第2部分:氙弧灯
GB/T 16422.2-1999 Cycle A(塑料, 室外) Plastics–Methods of exposure to laboratory light sources Part 2: Xenon–arc sources
GB/T 16422.2-1999 Cycle A(塑料, 室外) 塑料实验室光源暴露试验方法 第2部分:氙弧灯