1) mark-space frequency
传号-空号频率
2) mark and space frequencies
传号和空号频率
3) mark-space ratio,mark-to-space ratio
传号空号比
4) signal frequency
信号频率
1.
Comparison of wavelet transform and Fourier transform in analyzing signal frequency;
小波变换和傅立叶变换在信号频率分析中的比较
2.
The relation between signal frequency and measured velocity variation and the largest velocity variation,which can be responded by photomultiplier and digital oscilloscope in the VISAR application are discussed.
论述了ＶＩＳＡＲ测速中信号频率与被测速度增量的关系和光电倍增管、数字示波器所能响应的最高速度增量。
5) frequency signal
频率信号
1.
It is concluded that it is currently inadvisable to replace the generator rotational speed signal with the terminal voltage frequency signal as the PSS input state variable.
分析了电网运行方式或电网结构变化对PSS工作特性的影响,提出了目前加速功率型PSS中不宜采用发电机组机端电压频率信号代替发电机组转速信号的观点。
2.
On the basis of the demand of manufacturing the checkout device,this paper analyzes the frequency signals of the aeroengine rotate speed and vibration,and then two signals of generating circuits are designed to simulate the corresponding signals.
根据研制某检查仪的任务需求 ,对某航空发动机转速频率信号、振动频率信号进行分析 ,设计了模拟相应频率信号的发生电路 ,用于检查仪的研制。
3.
to compose a frequency signal digital detection analysis device.
利用单片微机 80 C31 BH的特殊功能 ,外加 81 C55、2 7C64及451 4等外围芯片构成一频率信号数字检测分析仪。
补充资料：传号
1.谓子孙袭封。 2.旧时藏族地区一种为土司﹑守备﹑土官传达号令的人。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条