GB/T 17929-2007
汽车用石英钟
Quartz clocks vehicles
- 实施日期
- 2008-09-01
- ICS 分类
- 39.040.20
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
找到 181 条
GB/T 17929-2007
Quartz clocks vehicles
GB/T 21198.6-2007
Determination of precious metals in precious metals jewellery alloys - Method using ICP spectrometry - Part 6:Difference method
GB/T 21198.5-2007
Determination of precious metals in precious metals jewellery alloys - Method using ICP spectrometry - Part 5:999‰ silver jewellery alloys - Determination of silver - Difference method
GB/T 21198.4-2007
Determination of precious metals in precious metals jewellery alloys - Method using ICP spectrometry - Part 4:999‰ precious metals jewellery alloys - Determination of precious metals - Difference method
GB/T 21198.3-2007
Determination of precious metals in precious metals jewellery alloys - Method using ICP spectrometry - Part 3:Palladium jewellery alloys - Determination of palladium - Method using a solution with yttrium as internal standard element
GB/T 21198.2-2007
Determination of precious metals in precious metals jewellery alloys - Method using ICP spectrometry - Part 2:Platinum jewellery alloys - Determination of platinum - Method using the intensity ratios of all minor constituents with reference to platinum
GB/T 21198.1-2007
Determination of precious metals in precious metals jewellery alloys -Method using ICP spectrometry - Part 1:Platinum jewellery alloys - Determination of platinum - Method using a solution with yttrium as internal standard element
GB/T 9288-2006
Gold jewellery alloys - Determination of gold - Cupellation method (fire assay)
GB/T 14459-2006
Sampling inspection rules by attributes for precious metal adornment
GB/T 20215-2006
Timekeeping instrument - Wristwatch-cases - Fixing dimensions of non-spring-bar types
GB/T 19720-2005
Platinum jewellery alloys-Determination of platinum and palladium-Gravimetric method after precipitation of diammonium hexachloroplatinate and dimethylglyoxime
GB/T 19719-2005
Jewellery-Determination of the release of nickel-Method of spectrometry
GB/T 19718-2005
Jewellery-Determination of nickel content-Method of flame atomic absorption spectrometry
GB/T 16554-2003
Diamond grading
GB/T 16552-2003
Gems--Nomenclature
GB/T 18996-2003
Determination of silver in silver jewellery alloys--Volumertic(potentiometric) method using sodium chloride or potassium chloride
GB 11887-2002
Jewellery--Fineness of precious metalalloys and designation
GB/T 4028-1994
Timekeeping instruments--Symbolization of control positions
GB/T 9820-1988
Horological basic vocabulary--Technical and scien-tific definitions
GB/T 6877-1986
Classification, terminology and numbering for parts and assemblies of the mechanical time measuring instruments--Classification, terminology and numbering for parts and assemblies of wrist watches and lever escapement alarm clocks