Draft Document - Plastics piping systems for renovation of underground non-pressure drainage and sewerage networks - Part 4: Lining with cured-in-place pipes - Amendment 1: Updated definitions, marking requirements and procedure for alternative expression of flexural test results (ISO 11296-4:2018/DAM 1:2020); German and English version EN ISO 11296-4:2018/prA1:2020
文件草案.地下无压排水和污水管网改造用塑料管道系统.第4部分:现场固化管道衬里.修改件1:弯曲试验结果替代表达的更新定义 标记要求和程序(ISO 11296-4:2018/D)