2009 year China issued GB standards list


	GB/T 23646-2009 Fuel cell power system for electric bicycles - Technical specification 电动自行车用燃料电池发电系统技术条件
	GB/T 24478-2009 Traction machine of electric lifts 电梯曳引机
	GB/T 24796-2009 Cyclohexyl-methyl-di-methoxysilane 环己基甲基二甲氧基硅烷
	GB/T 24119-2009 Determination of water permeability of woven filtering fabric 机织过滤布透水性的测定
	GB/T 23562.2-2009 Steel-plate die holders of stamping dies - Part 2: Diagonal-pillar die holders 冲模钢板下模座第2部分：对角导柱下模座
	GB/T 24584-2009 Metallic materials - Tensile testing - Method of test in liquid helium 金属材料拉伸试验液氦试验方法
	GB/T 23563.2-2009 Ball-bearing guide steel-plate die sets of stamping dies - Part 2: Diagonal-pillar die sets 冲模滚动导向钢板模架第2部分：对角导柱模架
	GB/T 23677-2009 Light conveyor belts 轻型输送带
	GB/T 13759-2009 Geosynthetics - Terms and definitions 土工合成材料术语和定义
	GB/T 24226-2009 Chromium ores and concentrates - Determination of calcium contents - Flame atomic absorption spectrometric method 铬矿石和铬精矿钙含量的测定火焰原子吸收光谱法
	GB/T 17363.2-2009 Nondestructive mensuration of gold content in the gold products - Part 2: Method of compositive determine 黄金制品金含量无损测定方法第2部分：综合测定方法
	GB/T 12898-2009 Specifications for the third and fourth order leveling 国家三、四等水准测量规范
	GB/T 23573-2009 Metal-cutting machine tools - Determination method of dust concentration 金属切削机床粉尘浓度的测量方法
	GB/T 24734.4-2009 Technical product documentation - Digital product definition data practices - Part 4: Requirements for design model 技术产品文件数字化产品定义数据通则第4部分：设计模型要求
	GB 50023-2009 Standard for seismic appraisal of buildings 建筑抗震鉴定标准
	GB/T 23582.1-2009 Test conditions for vertical turning and boring lathes - Testing of the accuracy - Part 1: Single and double column vertical turning and boring lathes 立式车床检验条件精度检验第1部分：单柱和双柱立式车床
	GB/T 23624-2009 Quarantine protocols for maize seeds in places of production 玉米种子产地检疫规程
	GB/T 24679.1-2009 Equipment for crop protection - Knapsack sprayers - Part 1: requirements and test methods 植物保护机械背负式喷雾器第1部分：试验要求和方法
	GB/T 24522-2009 Metallic materials - Method of test for the determination of resistance to stable crack extension using specimens of low constraint 金属材料低拘束试样测定稳定裂纹扩展阻力的试验方法
	GB/T 24521-2009 Method for the determination of specific resistance of coke 焦炭电阻率测定方法

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