1) Frequency partition
频率分段
2) graded frequency control
分段频率控制
1.
Study shows that the voltage would be effectively reduced by increasing the working frequency of the switching transistor, and the employing graded frequency control technique can solve this kind of problems.
通过提高开关工作频率而有效降低开关管工作电压 ,并利用分段频率控制技术较好地解决了C'uk变换器工作于轻载时其开关管工作电压过高的问题。
3) Frequency ranges
频率段
4) frequency in each section
区段频率
5) piecewise-frequency division
分段分频
1.
0 for connecting with upper computer and figure work s interface,clock piecewise-frequency division method adopted in low-band frequency,MCU for control,a dral-channels portable type arbitrary waveform generator with high-precision was developed in DDS.
0完成与上位机接口及图形操作界面,对低频段采用时钟分段分频法,在MCU的控制下实现DDS低频高精度双通道±8V,0。
6) spectral bands
分频段
1.
This task includes a fault diagnosis program system which combined the signal processing method and the spectral bands technique.
本文还开发了锅炉给水泵的故障诊断软件 ,介绍了该软件的硬件组成和软件功能 ,提出了把信号处理方法和分频段控制技术结合起来诊断给水泵故障的方法 ,并用此方法对M -S型离心泵进行了大量的振动、压力信号测定和分析 ,初步证明所采用的诊断方法的实用性和准确性。
2.
Based upon it and combined with spectral bands control technique, applying Vibration Spectral Alarm Bands to monitor different kinds of vibration element, especially to the low frequency vibration, will obtain remarkable effect in the vibration monitoring of feed pump.
详细分析了电站锅炉给水泵的振动机理及表现形式 ,在此基础上 ,介绍了分频段控制技术在给水泵振动监测中的应
补充资料：频率计量(见时间频率计量)
频率计量(见时间频率计量)
frequency metrology: see time and frequency metrology
口n IQ liliang顷率频率计皿(f比quency metrolo盯) 计t。见时闰
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