T/JSGS 012-2022

摘要：T/JSGS 012-2022标准2022年12月01日发布2023年01月01日实施，前言········································п1范围·······································12规…《给水及压力排污、排水用高性能 硬聚氯乙烯（PVC-UH）管件》团体名称为中国农业节水和农村供水技术协会。