Browse Standards

压电陶瓷材料和压电晶体声表面波性能测试方法

Test methods for SAW properties of piezoelectric ceramics and crystals

压电陶瓷材料性能测试方法 泊松比σE的测试

Test methods for the properties of piezoelectric ceramics--Test for Poisson’s ratio σE

压电陶瓷材料性能测试方法 相对自由介电常数温度特性的测试

Test methods for the properties of piezoelectric ceramics--Test methods for temperature characteristics of relative free dielectric constants

压电陶瓷材料性能测试方法 纵向压电应变常数d33的准静态测试

Test methods for the properties of piezoelectric ceramics--Quasi-static testfor piezoelectric strain content d33

卫星通信地球站无线电设备测量方法 第二部分:分系统测量 第七节:频率调制器 第八节:频率解调器

Methods of measurement for radio equipment used in satellite earth stations--Part 2:Measurements for sub-systems--Section seven:Frequency demodulators--Section eight:Frequency demodulators

卫星通信地球站无线电设备测量方法 第二部分:分系统测量 第四节:上变频器和下变频器

Methods of measuremant for radio equipment used in satellite earth stations--Part 2:Measurements for sub-systems--Section four:Up and down converters

卫星通信地球站无线电设备测量方法 第二部分:分系统测量 第三节:低噪声放大器

Methods of measurement for radio equipment used in satellite earth stations--Part 2:Sub-systems measurements--Section three:Low noise amplifier

卫星通信地球站无线电设备测量方法 第一部分:分系统和分系统组合通用的测量 第五节:噪声温度测量

Methods of measurement for radio equipment used in satellite earth stations--Part 1:Measurements common to sub-systems and combinationsof sub-systems--Section five:Noise temperature measurements

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 第五节:天线跟踪和控制

Methods of measurement for radio equipment used in satellite earth stations--Part 3:Methods of measurement for combinations of sub-systems--Section five:Antenna tracking and control

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 第四节:黑白和彩色电视传输测量

Methods of measurement for radio equipment used in satellite earth stations--Part 3:Methods of measurements for combination of sub-systems--Section four:Measurement for monochrome and colour television transmission

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

卫星通信地球站无线电设备测量方法 第二部分:分系统测量 第十节:高功率放大器

Methods of measurement for radio equipment used in satellite earth stations--Part 2:Measurements for sub-systems--Section ten:High-power amplifier

激光棒侧向散射系数的测量方法

Test method for side direction scatteringcoefficient of laser rods

红外探测材料型号命名方法

Designation for infrared detecting materials

激光晶体棒型号命名方法

Designation for laser crystal rods

固体激光材料名词术语

Terms and definitions of solid-state laser materials

土壤中铀的测定 CL-5209 萃淋树脂分离2-(5-溴-2-吡啶偶氮)-5-二乙氨基苯酚分光光度法

Determination of uranium in soil--CL-5209 extractant-containing resin separation 2-(5-bromo-2-pyridylazo)-5-diethlaminophenol spectrophotometry

非晶硅太阳电池电性能测试的一般规定

General rules for measurements of electrical characteristics of amorphous silicon solar cells

光谱标准太阳电池

Spectrum standard solar cell

煤矿防爆特殊型电源装置用铅酸蓄电池 产品品种与规格

Lead acid batteriesfor special type explosion proof power unit in coal mine--Product types and specification