DANSK DS/CEN/TS 17152-3:2022 非壓力地下輸送和儲存非飲用水用塑料管道系統(tǒng) 滲透、衰減和儲存系統(tǒng)用箱體 第3部分:合格評定方案
Plastics piping systems for non-pressure underground conveyance and storage of non-potable water – Boxes used for infiltration, attenuation and storage systems – Part 3: Conformity assessment scheme