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GB/T 11299.12-1989
卫星通信地球站无线电设备测量方法 第三部分:分系统组合测量 第二节:4～6 GHz接收系统品质因数（G/T）测量
Methods of measurement for radio equipment used insatellite earth stations--Part 3:Methods of measurements for combination of sub-systems--Section two:Measurement of the figure of merit(G/T)of the receiving system in the 4GHz to 6GHz range
GB/T 11299.13-1989
卫星通信地球站无线电设备测量方法 第三部分:分系统组合测量 第三节:频分多路复用传输的测量
Methods of measurement for radio equipment used in satellite earth stations--Part 3:Methods of measurements for combinations of sub-systems--Section three:Measurements for F.D.M. transmission
GB/T 11443.1-1989
Domestic satellite communication earth stations--General technical requirements--Part 1:Common performance
GB/T 18838.1-2002
涂覆涂料前钢材表面处理 喷射清理用金属磨料的技术要求 导则和分类
Preparation of steel substrates before application of paints and related products--Specifications for metallic blast-cleaning abrasives--General introduction and classification
GB/T 9074.8-1988
Cross recessed small pan headscrew,single coil spring lock washer and plain washer assemblies
GB/T 9074.9-1988
Cross recessed countersunk head screw and countersunk serrated external toothed lock washer assemblies
GB/T 9074.10-1988
Cross recessed raised countersunkhead screw and countersunk external toothed lock washer assemblies