声输出 meaning in Chinese

acoustic output
sound output

Requirements for the declaration of the acoustic output of medical diagnostic ultrasonic equipment
医用超声诊断设备声输出公布要求
Requirements for the declaration of the acoustic output of medical diagnostic ultrasonic equipment
医疗诊断超声波设备的声输出申报的要求
The measuring technology of the acoustic output from the medical diagnostic ultrasonic equipment and 1ts realization
医用超声诊断设备声输出的测量技术及其实现
Telecommunications - telephone terminal equipment - alerter acoustic output performance requirements for analog telephones
电信.电话终端设备.模拟电话用报警器声输出性能要求