1990 year China issued GB standards list |
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GB/T 12639-1990 Methods of in-orbit testing for communication satellite payload performances
通信卫星有效载荷性能的在轨测试方法 |
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GB/T 12512-1990 Fibre optic attenuators--Part 1:Generic specification
纤维光学衰减器 第一部分:总规范(可供认证用) |
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GB/T 12328-1990 Legend and color standard for comprehensive engineering geological map
综合工程地质图图例及色标 |
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GB/T 12267-1990 Marine navigational equipment--General requirements--Methods of testing and required test results
船用导航设备通用要求和试验方法 |
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GB/T 12571-1990 Methods of measurement of monochrome display tubes
单色显示管测试方法 |
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GB/T 12568-1990 Sectional specification for display storage tubes
直观存储管分规范 (可供认证用) |
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GB/T 12563-1990 Requirements of terrestrial interface for domestic satellite communications earth stations
国内卫星通信地球站地面接口要求 |
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GB/T 7631.8-1990 Lubricants and related products (class L)--Classification--Part 8:Family X (Greases)
润滑剂和有关产品(L类) 的分类 第8 部分:X 组 (润滑脂) |
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GB/T 387-1990 Dark petroleum products--Determination of sulphur content--Tubular oven method
深色石油产品硫含量测定法 (管式炉法) |
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GB/T 12371-1990 Bevel gears--Information of the dimensional data to be given on the drawing
锥齿轮 图样上应注明的尺寸数据 |
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GB/T 12548-1990 Motor vehicles--Speedometer and odometer--Calibration method
汽车速度表、里程表检验校正方法 |
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GB/T 12633-1990 Terms for the measurements of the properties of the piezoelectric crystals
压电晶体性能测试术语 |
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GB/T 12272-1990 Measuring method of radio-frequency high potential withstanding voltage for radio-frequency coaxial connectors
射频同轴连接器耐射频高电位电压测试方法 |
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GB/T 12575-1990 Liquid fuel oils--Determination of vanadium content--Flameless atomic absorption spectroscopic method
液体燃料油钒含量测定法 无火焰原子吸收光谱法 |
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GB/T 12438-1990 Test method for industrial powdery explosivescontained ammonium nitrate and trinitrotoluene
工业粉状铵梯炸药试验方法 |
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GB 12262-1990 Artificial heart-lung machine--Heat exchanger
人工心肺机 热交换器 |
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GB/T 12372-1990 Standard method for examination of nitrogen dioxide in air of residential areas--Modified Saltzman method
居住区大气中二氧化氮检验标准方法 改进的 Saltzman 法 |
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GB/T 12627-1990 Generic specification for flexible disk drive
软磁盘驱动器通用技术条件 |
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GB/T 4333.10-1990 Methods for chemical analysis of ferrosilicon--The infrared absorption method for the determination of carbon content
硅铁化学分析方法 红外线吸收法测定碳量 |
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GB/T 12646-1990 Numerical control of machines--NC processor input--Basic part program reference language
数字控制机床的数控处理程序输入 基本零件源程序参考语言 |
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