BS 2782:part5: Method 508A:2004 Methods of testing-Plastics-Part 5,Optical and colour properties, weathering.
BS 2782-5: 方法508A塑料的试验方法.风化条件下光学性能和颜色性能.
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BS 2782:part5: Method 508A:2004 Methods of testing-Plastics-Part 5,Optical and colour properties, weathering.
BS 2782-5: 方法508A塑料的试验方法.风化条件下光学性能和颜色性能.
中国防火网全国免费咨询电话:400-666-7290
网址:www.firete.com
...