DIN EN ISO 13263 (2017-04)廢止
Thermoplastics piping systems for nonpressure underground drainage and sewerage - Thermoplastics fittings - Test method for impact strength (ISO 13263:2010); German and English version prEN ISO 13263:2017
出版：German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻
