1991 year China issued GB standards list |
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GB/T 3277-1991 Corrugated steel plates with lath and lentilform
花纹钢板 |
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GB/T 13241-1991 Iron ores--Determination of reducibility
铁矿石 还原性的测定方法 |
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GB 13114-1991 Hygienic standardfor polyethylene terephthalate resin used as food containers and packaging materials
食品容器及包装材料用聚对苯二甲酸乙二醇酯树脂卫生标准 |
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GB/T 13300-1991 High resistance alloys for electrical heating--Testing method for accelerated life
高电阻电热合金快速寿命试验方法 |
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GB/T 12846-1991 General specification for pulse thyratrons
脉冲闸流管总规范 (可供认证用) |
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GB/T 12807-1991 Laboratory glassware--Graduated pipettes
实验室玻璃仪器 分度吸量管 |
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GB 13132-1991 Code of Chinese ideogram set for information interchange--The 5th supplementary set
信息交换用汉字编码字符集 第五辅助集 |
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GB/T 12752-1991 General specification for marine Loran-C receiving equipment
船用罗兰C接收设备通用技术条件 |
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GB/T 12921-1991 Marine oil-water interface detector specification
船用油水界面探测器技术条件 |
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GB/T 13325-1991 Noise emitted by machinery and equipment--Guidelines for the preparation of test codes of engineering grade requiring noise measurements at the operator’s or by stander’s position
机器和设备辐射的噪声 操作者位置噪声测量的基本准则 (工程级) |
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GB/T 12855-1991 Application and care for small power transmitting tubes
小功率发射管的使用和维护 |
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GB/T 12810-1991 Laboratory glassware--Volumetric glassware--Methods for use and testing of capacity
实验室玻璃仪器 玻璃量器的容量校准和使用方法 |
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GB 13113-1991 Hygienic standard for polyethylene terephthalate products used as food containers and packagingmaterials
食品容器及包装材料用聚对苯二甲酸乙二醇酯成型品卫生标准 |
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GB/T 12767-1991 Powder metallurgy products--Surface roughness--Parameters and their values
粉末冶金制品 表面粗糙度 参数及其数值 |
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GB/T 12808-1991 Laboratory glassware--One-mark pipettes
实验室玻璃仪器 单标线吸量管 |
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GB 12711-1991 Standard of safety for low and intermediate-level solid radioactive waste packages
低、中水平放射性固体废物包装安全标准 |
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GB/T 12992-1991 Measuring methods of thermal characteristic for forced air cooling of electronic equipment
电子设备强迫风冷热特性测试方法 |
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GB/T 13247-1991 Ferroalloys--Sampling and testing methods for determination of grain size
铁合金产品粒度的取样和检测方法 |
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GB/T 13273-1991 Analytical method for 131I in plant and animal thyroid gland
植物、动物甲状腺中碘-131的分析方法 |
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GB/T 12809-1991 Laboratory glassware--Principles of design and construction of volumetric glassware
实验室玻璃仪器 玻璃量器的设计和结构原则 |
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