2019 year China issued GB standards list


	GB/T 37673-2019 ：Determination of silicon,aluminum,iron,calcium,magnesium,sodium,potassium,phosphorus,titanium,manganese,strontium and barium in coal ash—X-ray fluorescence spectrometric method 煤灰中硅、铝、铁、钙、镁、钠、钾、磷、钛、锰、钡、锶的测定 X射线荧光光谱法
	GB/T 4857.1-2019 Packaging—Basic tests for transport packages—Part 1:Identification of parts when testing 包装运输包装件基本试验第1部分：试验时各部位的标示方法
	GB/T 21412.11-2019 Petroleum and natural gas industries—Design and operation of subsea production systems—Part 11:Recommended practice for flexible pipe 石油天然气工业水下生产系统的设计和操作第11部分：挠性管系统的推荐作法
	GB/T 11026.10-2019 Electrical insulating materials—Thermal endurance properties—Part 10: Accelerated determination of relative thermal endurance using analytical test methods(RTEA)—Instructions for calculation based on activation energy 电气绝缘材料耐热性第10部分：利用分析试验方法加速确定相对耐热指数(RTEA) 基于活化能计算的导则
	GB/T 20975.31-2019 Methods for chemical analysis of aluminium and aluminium alloys—Part 31：Determination of phosphorus content—Molybdenum blue spectrophotometry 铝及铝合金化学分析方法第31部分：磷含量的测定钼蓝分光光度法
	GB/T 37563-2019 Safety requirements for pressurized water electrolysis system for hydrogen production 压力型水电解制氢系统安全要求
	GB/T 15076.3-2019 Methods for chemical analysis of tantalum and niobium—Part 3：Determination of copper content—Flame atomic absorption spectrometry 钽铌化学分析方法第3部分: 铜量的测定火焰原子吸收光谱法
	GB/T 3783-2019 General specifications for low-voltage apparatus in ships 船用低压电器基本要求
	GB/T 37290-2019 LTE based Broadband Trunking Communication (B-TrunC) system—Technical requirements for interface (Phase 1)—Uu-T interface 基于LTE技术的宽带集群通信(B-TrunC)系统接口技术要求(第一阶段) 空中接口
	GB/T 38270-2019 Building construction machinery and equipment—Mobile demolition machinery—Safety requirements 建筑施工机械与设备移动式拆除机械安全要求
	GB/T 21839-2019 Test methods of steel for prestressing concrete 预应力混凝土用钢材试验方法
	GB/T 37662.2-2019 ：Electrical equipment and system of industrial machines—Terminology—Part 2：Plastics machinery 工业机械电气设备及系统术语第2部分：塑料机械
	GB/T 21655.2-2019 Textiles—Evaluation of absorption and quick-drying—Part 2:Method for moisture management tests 纺织品吸湿速干性的评定第2部分: 动态水分传递法
	GB/T 37770.2-2019 Refrigerated light hydrocarbon fluids—General requirements for automatic level gauges—Part 2：Gauges in refrigerated-type shore tanks 冷冻轻烃流体自动液位计的一般要求第2部分：岸上冷冻型储罐用自动液位计
	GB/T 13747.6-2019 Methods for chemical analysis of zirconium and zirconium alloys—Part 6：Determination of copper content—2,9-Dimethyl-1,10-phenanthroline spectrophotometry 锆及锆合金化学分析方法第6部分：铜量的测定 2,9-二甲基-1,10-二氮杂菲分光光度法
	GB/T 20975.29-2019 Methods for chemical analysis of aluminium and aluminium alloys—Part 29:Determination of molybdenum content—Thiocyanate spectrophotometry 铝及铝合金化学分析方法第29部分：钼含量的测定硫氰酸盐分光光度法
	GB/T 28438.2-2019 Objective assessment and measurement methods for coverage of digital terrestrial television broadcasting signals—Part 2: Mobile reception 地面数字电视广播信号覆盖质量客观评估和测量方法第2部分：移动接收
	GB/T 37972-2019 Information security technology—Operation supervision framework of cloud computing service 信息安全技术云计算服务运行监管框架
	GB/T 37289-2019 LTE based Broadband Trunking Communication (B-TrunC) system—Technical requirements for interface (Phase 1)—Interface between UE and trunking core network 基于LTE技术的宽带集群通信(B-TrunC)系统接口技术要求(第一阶段) 终端到集群核心网接口
	GB/T 37680-2019 ：Supply service of agricultural production means—Quality requirements of distribution service of agricultural production means 农业生产资料供应服务农资配送服务质量要求

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