Browse Standards

不完全佩戴在听者身上的助听设备

Hearing aid equipment not entirely wornon the listener

模拟实际工作条件下的助听器性能测量方法

Methods of measurement of performance characteristics of hearing aids under simulated in situ working conditions

测试方法的精密度 在重复性或再现性条件下所得测试结果可接受性的检查和最终测试结果的确定

Precision of test methods--Check the acceptability of test results obtained under repeatability or reproducibility conditions and to determine final test results

用于校准表面污染监测仪的参考源 β发射体和α发射体

Reference sources for the calibration of surface contamination monitors--Beta-emitters and alpha-emitters

时(间)-幅(度)变换器测试方法

Characteristics and test methods for time-to-amplitude converters

圆锥配合

Cone fit

工频电场测量

Measurement of power-frequency electric fields

环境中气载放射性碘监测设备

Equipment for monitoring airborne radioactive iodine in the environment

电子测量仪器设计余量与模拟误用试验

Design margin and abuse tests for electronic measuring instruments

反射式电视测试图 棋盘格测试图

Test charts of reflection for television--Checkerboard test chart

反射式电视测试图 线性测试图 A 型

Test charts of reflection for television--Linear test chart A

反射式电视测试图 辐值响应测试图

Test charts of reflection for television--Amplitude response test chart

反射式电视测试图 灰度测试图 B 型

Test charts of reflection for television--Grayscale test chart B

反射式电视测试图 灰度测试图 A 型

Test charts of reflection for television--Grayscale test chart A

反射式电视测试图 区域测试图

Test charts of reflection for television--Area test chart

反射式电视测试图 辐射条测试图

Test charts of reflection for television--Radiation stripe test chart

反射式电视测试图 综合测试图

Test charts of reflection for television--Multiple test chart

反射式电视测试图 余像测试图

Test charts of reflection for television--Residual-image test chart

反射式电视测试图 中频特性测试图

Test charts of reflection for television--Middle-frequency test chart

反射式电视测试图 圆域测试图

Test charts of reflection for television--Circular zone test chart