PAS 27:1999
Unplasticized poly(vinyl chloride) alloy (PVC-A) pipes and bends for water under pressure
被代替
发布日期 :
1999-03-15
实施日期 :
DIN EN 54-27
Fire detection and fire alarm systems - Part 27: Duct smoke detectors
现行
发布日期 :
2001-05-01
实施日期 :
BS MA 27:1974
Specification for sight-flow indicators for tank overflow systems
被代替
发布日期 :
1974-01-15
实施日期 :
BS X 27:1966
Specification for cellulose finishing scheme for aeronautical purposes
被代替
发布日期 :
1966-11-21
实施日期 :