DIN 38402-13 E:2020 文件草案 德國水、廢水和污泥檢驗標準方法 一般信息(A 組) 第13部分:地下水采樣的設計和性能 (A 13)
Draft Document - German standard methods for the examination of water, waste water and sludge - General information (group A) - Part 13: Design and performance of the sampling of groundwater (A 13)