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 GB/T 38255-2019  
Requirements analysis for space science experiments
空间科学实验需求分析要求
 GB/T 38256-2019  
Test method for optical axis parallelism of multiple optical paths
多光路光轴平行性测试方法
 GB/T 38335-2019  
Code of operation for photovoltaic power station
光伏发电站运行规程
 GB/T 38258-2019  
Information technology—Virtual reality application software basic requirement and test method
信息技术 虚拟现实应用软件基本要求和测试方法
 GB/T 27422-2019  
Conformity assessment—Requirements for bodies providing audit and certification of business continuity management systems
合格评定 业务连续性管理体系审核和认证机构要求
 GB/T 38260-2019  
Service robot functional safety assessment
服务机器人功能安全评估
 GB/T 38261-2019  
Nanotechnology—Determination of silver contents in biological samples—Inductively coupled plasma mass spectrometry
纳米技术 生物样品中银含量测量 电感耦合等离子体质谱法
 GB/T 38264-2019  
Classification and test method of resistance against impact for curtain wall
建筑幕墙耐撞击性能分级及检测方法
 GB/T 38265.1-2019  
Test methods for soft soldering fluxes—Part 1:Determination of non-volatile matter—Gravimetric method
软钎剂试验方法 第1部分：不挥发物质含量的测定 重量法
 GB/T 38266-2019  
Numerical control system of machine tool—General for reliability
机床数控系统 可靠性工作总则
 GB/T 38267-2019  
Numerical control system of machine tool—Programming code
机床数控系统 编程代码
 GB/T 38268-2019  
Determination of short chain chlorinated paraffins in textiles dyeing and finishing auxiliaries
纺织染整助剂产品中短链氯化石蜡的测定
 GB/T 38269-2019  
Corrosion of metals and alloys—Accelerated cyclic corrosion tests with exposure to synthetic ocean water salt-deposition process—Dry and wet conditions at constant absolute humidity
金属和合金的腐蚀 含人造海水沉积盐过程的循环加速腐蚀试验 恒定绝对湿度下干燥/湿润
 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 38271-2019  
Plastics—Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I)—Gas chromatography
塑料 聚苯乙烯(PS)和抗冲击聚苯乙烯（PS-I）中残留苯乙烯单体含量的测定 气相色谱法
 GB/T 38272-2019  
Safety of machinery—Guidelines for safety upgrading of machinery
机械安全 机械设备安全升级指南
 GB/T 38273.1-2019  
Plastics—Thermoplastic polyester/ester and polyether/ester elastomers for moulding and extrusion—Part 1:Designation system and basis for specification
塑料 热塑性聚酯/酯和聚醚/酯模塑和挤塑弹性体 第1部分：命名系统和分类基础
 GB/T 38257-2019  
Laser-induced breakdown spectroscopy
激光诱导击穿光谱法
 GB/T 23711.4-2019  
Test method for pressure vessels lined with plastics—Part 4:Negative pressure inspection
塑料衬里压力容器试验方法 第4部分：耐负压检验
 GB/T 18579-2019  
High-carbon chromium bearing steel wires
高碳铬轴承钢丝
 GB/T 18749-2019  
Specification for chemical-resistant ceramic tower packings
耐化学腐蚀陶瓷塔填料技术条件
 GB/T 18802.22-2019  
Low-voltage surge protective devices－Part 22:Surge protective devices connected to telecommunications and signalling networks－Selection and application principles
低压电涌保护器 第22部分：电信和信号网络的电涌保护器 选择和使用导则
 GB/T 18802.351-2019  
Components for low-voltage surge protective devices－Part 351:Performance requirements and test methods for telecommunications and signalling network surge isolation transformers (SIT)
低压电涌保护器元件 第351部分：电信和信号网络的电涌隔离变压器（SIT）的性能要求和试验方法
 GB/T 19666-2019  
General rules for flame retardant and fire resistant electric wires and cables or optical fiber cables
阻燃和耐火电线电缆或光缆通则
 GB/T 19837-2019  
Ultraviolet (UV) disinfection equipment for urban water and wastewater engineering
城镇给排水紫外线消毒设备
 GB/T 20899.2-2019  
Methods for chemical analysis of gold ores一Part 2:Determination of silver content 一Flame atomic absorption spectrometric method
金矿石化学分析方法 第2部分：银量的测定 火焰原子吸收光谱法
 GB/T 20899.3-2019  
Methods for chemical analysis of gold ores—Part 3:Determination of arsenic content
金矿石化学分析方法 第3部分：砷量的测定
 GB/T 22079-2019  
HV polymeric insulators for indoor and outdoor use—General definitions ,test methods and acceptance criteria
户内和户外用高压聚合物绝缘子 一般定义、试验方法和接收准则
 GB/T 22380.2-2019  
Explosion protected safety technique of the petrol filling station—Part 2：Safety requirements for construction and performance of safe breaks for use on dispensers
燃油加油站防爆安全技术 第2部分：加油机用安全拉断阀结构和性能的安全要求
 GB/T 22380.3-2019  
Explosion protected safety technique of the petrol filling station—Part 3：Safety requirements for construction and performance of shear valves
燃油加油站防爆安全技术 第3部分：剪切阀结构和性能的安全要求
 GB/T 23711.1-2019  
塑料衬里压力容器试验方法 第1部分：电火花试验
塑料衬里压力容器试验方法 第1部分：电火花试验
 GB/T 37188.1-2019  
Plastics—Acquisition and presentation of comparable multipoint data—Part 1: Mechanical properties
塑料 可比多点数据的获得和表示 第1部分：机械性能
 GB/T 23711.3-2019  
Test method for pressure vessels lined with plastics—Part 3:High-temperature inspection
塑料衬里压力容器试验方法 第3部分：耐高温检验
 GB/T 28043-2019  
Statistical methods for use in proficiency testing by interlaboratory comparison
利用实验室间比对进行能力验证的统计方法
 GB/T 23711.5-2019  
Test method for pressure vessels lined with plastics—Part 5:Cold-hot cycling inspection
塑料衬里压力容器试验方法 第5部分：冷热循环检验
 GB/T 23711.6-2019  
Test method for pressure vessels lined with plastics—Part 6:Anti pressure testing
塑料衬里压力容器试验方法 第6部分：耐压试验
 GB/T 23711.7-2019  
Test method for pressure vessels lined with plastics—Part 7:Leakage testing
塑料衬里压力容器试验方法 第7部分：泄漏试验
 GB/T 23754-2019  
Container and lid for lead-acid storage batteries
铅酸蓄电池槽、盖
 GB/T 24034-2019  
Environmental management—Environmental technology verification
环境管理 环境技术验证
 GB/T 25318-2019  
Locking devices for ball and socket couplings of string insulator units—Dimensions and tests
绝缘子串元件球窝联接用锁紧销 尺寸和试验
 GB/T 25341.2-2019  
Quality of railway passenger transport service—Part 2:Service process
铁路旅客运输服务质量 第2部分：服务过程
 GB/T 26216.1-2019  
DC current measuring device for HVDC transmission system—Part 1：Electronic DC current measuring device
高压直流输电系统直流电流测量装置 第1部分:电子式直流电流测量装置
 GB/T 26217-2019  
DC voltage measuring device for HVDC transmission system
高压直流输电系统直流电压测量装置
 GB/T 26218.4-2019  
Selection and dimensioning of high-voltage insulators intended for use in polluted conditions—Part 4: Insulators for d.c. systems
污秽条件下使用的高压绝缘子的选择和尺寸确定 第4部分：直流系统用绝缘子
 GB/T 27021.7-2019  
Conformity assessment—Requirements for bodies providing audit and certification of management systems—Part 7: Competence requirements for auditing and certification of road traffic safety management systems
合格评定 管理体系审核认证机构要求 第7部分：道路交通安全管理体系审核认证能力要求
 GB/T 27025-2019  
General requirements for the competence of testing and calibration laboratories
检测和校准实验室能力的通用要求
 GB/T 38276-2019  
Lubrication system—Terminology and graphical symbols
润滑系统 术语和图形符号
 GB/T 23711.2-2019  
Test method for pressure vessels lined with plastics—Part 2:Low-temperature testing
塑料衬里压力容器试验方法 第2部分：耐低温试验
 GB/T 38318-2019  
Cyber security assessment guide for electric power system supervision and control
电力监控系统网络安全评估指南
 GB/T 38274-2019  
Lubrication system—Efficiency assessment method
润滑系统 能效评定方法

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