Browse Standards
1496+ standards in database
1496 result(s) found
温度计检测元件的金属套管 实用尺寸
Metal thermowells for thermometer sensors-Functional dimensions
金属铠装温度计元件的尺寸
Dimensions of metal-sheathed thermometer elements
自动抄表系统 第1部分：总则
Automatic Meter Reading System Part 1:General Principles
光滑极限量规 技术条件
Tolerances and general features for plain limin gauges
表面粗糙度比较样块 磨、车、镗、铣、插及刨加工表面
Roughness comparison specimens - Ground, turned, bored, milled, shaped and planed
色度学用CIE标准照明体
CIE standard illuminants for colorimetry
光度学 CIE物理光度系统
Photometry - the CIE system of physical photometry
CIE标准色度观测者
CIE standard colorimetric observers
交流电测量设备-通用要求、试验和试验条件 第11部分：测量设备
Electricity metering equipment (a.c.) -- General requirements, tests and test conditions -- Part 11: Metering equipment
焊接、切割及类似工艺用气瓶减压器
Regulators for welding, cutting and the similar processes
保证氧用工业过程测量和控制装置清洁度的程序
Procedures for ensuring the cleanliness of industrial-process measurement and control equipment in oxygen service
焊接、切割及类似工艺用气瓶减压器安全规范
Safety specifications of regulators for welding, cutting and the similar processes
声学 聚焦超声换能器发射场特性的定义与测量方法
Acoustics - Definitions and measurement methods for the transmitted fields of focusing ultrasonic transducers
声学 飞行中飞机舱内声压级的测量
Acoustics - Measurement of sound pressure levels in the interior of aircraft during flight
声学 混响室吸声测量
Acoustics - Measurement of sound absorption in a reverberation room
声学 用于评价环境声压级的多声源工厂的声功率级测定 工程法
Acoustics - Determination of sound power levels of multisource industrial plants for evaluation of sound pressure levels in the environment - Engineering method
声学 道路表面对交通噪声影响的测量 第1部分 统计通过法
Acoustics - Measurement of the influence of road surface on traffic noise Part 1: Statistical Pass-By method
声学 助听器真耳声特性的测量方法
Acoustics - Procedures for the measurement of real-ear acoustical characteristics of hearing aids
声学 声强法测定噪声源声功率级 第3部分：扫描测量精密法
Acoustics - Determination of sound power levels of noise sources using sound intensity - Part 3: Precision method for measurement by scanning
声学 水声材料纵波声速和衰减系数的测量 脉冲管法
Acoustics - Measurements of the longitudinal wave velocity and attenuation coefficient for underwater acoustical materials - Pulse tube method