
Methods of test for unplasticized PVC (UPVC) pipes and fittings Method for determining the softening point of UPVC pipes and fittings
出版:Standards Australia

专家解读视频
Methods of test for unplasticized PVC (UPVC) pipes and fittings Method for determining the softening point of UPVC pipes and fittings
出版:Standards Australia
专家解读视频