电声产品(扬声器类)功率寿命试验仪校准规范
Calibration Specification for Electro-acoustic Products(Loudspeakers) Power Life-span Measurement Equipments

2008-04-16

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

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

Calibration of space charge measuring equipment based on the pulsed electro-acoustic (PEA) measurement principle
基于脉冲电声（PEA）测量原理的空间电荷测量设备校准

2012-09-18

光电测距仪检定规范
Specification on calibration of electro-optical distance measuring instrument

1991-01-21

波浪测量仪(声学法)校准规范
Calibration Specification for Wave Measuring Devices (Acoustic method)

2021-12-28

声学用头和躯干模拟器校准规范
Calibration Specification for Head and Torso Simulator Used in Acoustical Measurement

2015-04-10

水声材料声学性能参数测量系统(脉冲管法)校准规范
Calibration Specification for Acoustic Performance Parameters Measurement Systems of Underwater Acoustic Materials(Pulse Tube Method)

2020-11-26

영화 기술 — 영사실과 영화관의 B체인 주파수 응답 특성 — 규격과 측정
电影技术.运动图像控制室和室内剧院的B链电声响应规范和测量

2018-03-14

영화 기술 — 영사실과 영화관의 B체인 주파수 응답 특성 — 규격과 측정
电影技术电影控制室和室内影院的B链电声响应规范和测量

2018-03-14

Cinematography — B-chain electro-acoustic reponse of motion-picture control rooms and indoor theatres — Specifications and measurements
摄影 - 运动控制室和室内影院的B链电声响应 - 规格与测量

2015-06-02