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国家标准题录

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电声学

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强制性国家标准废止采标

2008-03-24

GB 9706.9-2008

Medical electrical equipment - Part 2-37: Particular requirements for the safety of ultrasonic medical diagnostic and monitoring equipment

推荐性国家标准现行

2008-01-22

GB/T 15261-2008

Measurement methods for acoustic properties of ultrasonically tissue-mimicking materials

推荐性国家标准现行采标

2006-08-23

GB/T 20441.4-2006

Measurement microphones―Part 4: Specifications for working standard microphones