
Textiles - Preparation of laboratory test samples and test specimens for chemical testing (ISO 5089:1977); German and English version FprEN ISO 5089:2015
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Textiles - Preparation of laboratory test samples and test specimens for chemical testing (ISO 5089:1977); German and English version FprEN ISO 5089:2015
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻