浮筒式液位仪表
Displacement type level instruments
检测标准
质谱检漏仪
Mass spectrometer leak detector
数字多用表
Digital Multimeters
照相机操作力和强度
Operating force and strength of camera
照相用电子闪光装置与同步线的连接件型式及尺寸
Types and dimensions for connectors of electronic photoflash equipment to synchro-cord
照相用电子闪光装置闪光指数的确定
Determination of flash guide numbers for electronic photoflash equipment
双折射晶体和偏振器件测试规范
Measurement specification for birefractance crystal and polarizer
光纤色散测试仪技术条件
Specifications for optical fibre chromatic dispersion measuring set
实验室玻璃仪器互换球形磨砂接头
Laboratory glassware-Interchangeable spherial ground joints
传感器图用图形符号
Graphical symbols for transducers diagrams
