GB 5940-1986 轻工产品金属镀层和化学处理层的耐腐蚀试验方法铜盐加速乙酸盐雾试验(CASS)法
GB 5940-1986.Corrosion - resistant testing method of the metal deposits and conv...
国家标准2023.07.21
GB 5940-1986.Corrosion - resistant testing method of the metal deposits and conv...
国家标准2023.07.21
GB 5944-1986.E valuation of the corrosion test results of the metal deposits for...
国家标准2023.07.21
GB 5945-1986.Testing method of the oxidation treatment coatings of the aluminum...
国家标准2023.07.21
GB 3293-1982.Chinese shoe sizing and last systems.10.2鞋楦底盘宽度 (包括姆趾里宽、小趾外宽、第一蹠趾里宽...
国家标准2023.07.21
GB/T 3294一1998.Method of inspection for last sizes.1范围GB/T 3294规定了各种鞋楦外形尺寸的检测方法。...
国家标准2023.07.21
GB/T 3295-1996.Staodard test method for 45° specular gloss of ceramic ware.1范围GB...
国家标准2023.07.21
GB 3297-1982.S tandard test method for Vic kers hardness of glazed domestic cera...
国家标准2023.07.21
GB 3534-1990.Standard testing methods for ]ead or cadmium release from domestic...
国家标准2023.07.21
GB 4033-1983.Mechanical watches for general use.3.8外观质量3.8.1检查表机零件 是否生锈时,用3倍放大镜观...
国家标准2023.07.21
GB/T 5173-1995.Surface active agents and detergents-Determination of anionic act...
国家标准2023.07.21