JJF 1730-2018
气导助听器电声参数校准规范
Calibration Specification for Electro-acoustical Characteristics of Air-conduction Hearing Aids
2018-12-25
JJF 2097-2024
骨导助听器电声特性校准规范
Calibration Specification for Electro-acoustical Characteristics of Bone-conduction Hearing Aids
2024-02-07
JJF 1795-2020
凸轮轴测量仪校准规范
Calibration Specification for Camshaft Measuring Instruments
2020-01-17
JJF 1943-2021
冲击测量仪校准规范
Calibration Specification for Shock Measuring Instruments
2021-12-08
JJF 1066-2000
测长机校准规范
Calibration Specification for Length Measuring Instruments
2000-05-08
JJF 1189-2008
测长仪校准规范
Calibration Specification for Length Measuring Instrument
2008-03-24
JJF(纺织)050-2015
纱线耐磨性能测试仪校准规范
Calibration Specification for Yarn Abrasion Measuring Instrument
2015-04-13
JJF(纺织) 050-2015
纱线耐磨性能测试仪校准规范
Calibration Specification for Yarn Abrasion Measuring Instrument
2015-04-13
JJF(机械) 1032-2019
轴承跳动测量仪校准规范
Calibration Specification for Bearing Runout Measuring Instrument
2019-11-11
JJF 1339-2012
电声测试仪校准规范
Calibration Specification for Electro-acoustical Measurement Instruments
2012-03-20
JJF 1504-2015
空气超声测量仪校准规范
Calibration Specification for Air Ultrasound Measuring Instruments
2015-01-30
JJF 1801-2020
线速度测量仪校准规范
Calibration Specification for Linear Velocity Measuring Instrument
2020-01-17
JJF 1933-2021
光学轴类测量仪校准规范
Calibration Specification for Optical Shaft Measuring Instrument
2021-12-08
JJF 2005-2022
多维尺寸(体积)测量仪校准规范
Calibration Specification for Multi-dimensional Measuring Instruments
2022-12-07
JJF 1213-2008
肺功能仪校准规范
Calibration Specification for the Pulmonary Function Measuring Instrument
2008-09-27
JJF 1570-2016
现场动平衡测量分析仪校准规范
Calibration Specification for Dynamic Balance Measuring Instruments
2016-06-27
JJF 1549-2015
光电探测器带宽测试仪校准规范
Calibration Specification for Photodetector Bandwidth Measuring Instruments
2015-12-07
JJF 1122-2004
齿轮螺旋线测量仪器校准规范
Calibration Specification for Gear Helix Measuring Instruments
2004-06-04
JJF 1124-2004
齿轮渐开线测量仪器校准规范
Calibration Specification for Gear Involute Measuring Instruments
2004-06-04
JJF 1209-2008
齿轮齿距测量仪校准规范
Calibration Specification for Gear Pitch Measuring Instruments
2008-05-23