CJ 28.3-1991 English PDF
 Basic dataStandard ID: CJ 28.3-1991 (CJ28.3-1991)Description (Translated English): (Sanitation facilities and equipment Machinery and equipment graphic symbols) Sector / Industry: Urban Construction Industry Standard Classification of Chinese Standard: C51 Word Count Estimation: 30,399 Date of Implementation: 4/1/1992  |