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GB/T 19290.2-2003
发展中的电子设备构体机械结构模数序列 第2部分: 分规范 25 mm设备构体的接口协调尺寸
Modular order for the development of mechanical structures for electronic equipment practices--Part 2: Sectional specification--Interface co-ordination dimensions for the 25mm equipment practice
GB/T 19243-2003
Rubber,vulcanized or thermoplastic--Methods of test for staining in contact with organic material
GB/T 18708-2002
Test methods for thermal performance ofdomestic solar water heating systems
GB/T 18992.1-2003
Crosslinked polyethylene(PE-X) piping systems for hot and cold water installations--Part 1: General
GB/T 19242-2003
Rubber,vulcanized--Determination of creep in compression or shear
GB/T 19291-2003
Corrosion of metals and alloys--General principles for corrosion testing
GB/T 7494-1987
Water quality--Determination of anionic surfactants--Methylene blue spectrophotometric method