... ultrasonic fabrication超音波能 ultrasonic frequencies超音频率 ultrasonic horn超音波喇叭形辐射体 ...
基于72个网页-相关网页
高得使人耳听不到的频率叫超音频率。
Frequencies too high to affect the human ear are called ultrasonic frequencies.
实验结果证明基于DSP的DPLL完全可以胜任超音频的频率跟踪，系统硬件电路可靠，程序运行良好。
The experimental results indicate the circuit is credible and the program runs well. The DPLL based on DSP is competent for ultra-audio frequency-tracking.
应用推荐