标准号:NFDTU64.1-2013
英文标准名称:Private(independent)seweragesystems-Forprivateduvellinghousescomprisingupto20rooms-Part1-1:contractbilloftechnicalmodelclauses-Part1-2:generalcriteriaforselectionofmaterials-Part2:contractbillofspecialadministrat
国际标准分类号:13.060.30
91.140.80
93.030