1.
mouth-blown sound-signalling instrument
声响信号器,口吹的
2.
Feature Extraction and Recognition of Loudspeaker Response Signal Based on Principal Components Analysis
基于PCA的扬声器响应信号特征提取及识别
3.
HF transistorized signal generator
晶体管高频信号发声器
4.
sound IF amplifier tube
声频信号中频放大器
5.
FM stereo signal generator
调频立体声信号产生器
6.
Explosive rocket signal for ships
GB3107.7-1991船用声响火箭信号
7.
Explosive shell signal for ships
GB3107.6-1991船用声响榴弹信号
8.
be sounded as a signal or warning
发出信号或警告的声响
9.
The signal pistol went off with a bang.
信号枪砰的一声响了。
10.
electronic aural responder
电子音响信号应答器
11.
Effect of Digital Frequency Dividers on Spurs and PM Noise in PLL
锁相环中数字分频器对输出信号相位噪声和杂散的影响
12.
One that beeps.
呼叫器可发出嘟嘟声信号的机器
13.
Research of Underwater Communication Signal Generator Based on DDS
基于DDS的水声通信信号发生器的研究
14.
Application of Blind Source Separation in Vibration and Noise Analysis of Machine Group;
多机组系统机器振动信号与声学信号的盲分离
15.
Studies on Reverberation Model and Anti-reverberation Signal Processing for Active Sonar Systems;
主动声呐混响模型与抗混响信号处理
16.
The voltage of the amplified signal at the loudspeaker is 2V.
扬声器放大了的信号的电势为2伏。
17.
The machine emits sound pulses.
这台机器可发出声脉冲信号.
18.
The Realization of Wide-band Multi-channel Analogue Processorof Underwater Acoustic Signal
水声信号宽带多路模拟处理器的实现