wind turbine acoustic standard 风力涡轮机声标准
standard acoustic signal 标准声信号
Acoustic output labelling standard 声输出标的记注标准
Each unit is built using standard OSB plates with thermal and acoustic insulation bound by a rigid steel frame.
每个单元由标准的定向结构刨花板做成，隔热隔音，外面是结实的钢质框架。
This paper presents a quantificational evaluation to a specified high standard odeum via measuring on some main acoustic parameters.
通过对一个演出规格较高的音乐厅主要声学客观参数的测试，给出了该音乐厅定量的音质评价。
After a white noise signal has been taken as the input of a standard sound source, a static acoustic test is conducted for a prototype silencer without air flow and at the normal temperature.
采用白噪声信号作为标准声源的输入信号，在常温无气流条件下对消声器实物模型进行了静态放声试验。
应用推荐