... 声信号仪器 sounder 标准声信号 standard acoustic signal 声信号强度变化 variation in sound signal strength ...
基于26个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress
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。
youdao
应用推荐
模块上移
模块下移
不移动