1) frequency-variable numerically cotrolled
频率数控可变
2) VFC Variable Frequency Control
可变频率控制
3) controllable frequency
可控频率
1.
Especially,there exists a "controllable frequency" excited at which chaos doesn\'t occur via homoclinic bifurcation no matter how large the excitation amplitude is for the system with cubic parametric excitation.
特别地,三次参数激励系统存在一个"可控频率",施以该频率的激励,不论激励的振幅多大,同宿轨分岔总是不会导致混沌发生。
4) variable frequence
可变频率
1.
It is controlled by MC68HC908QT2 as one kind of cheap MCU, and drived by variable frequence technology.
介绍了一种低电压供电且以MC68HC908QT2廉价单片机控制和可变频率驱动技术为核心的太阳能高压钠灯电子镇流器。
5) VFGC Variable Frequency Generator Control
可变频率发生器控制器
6) variable-frequency converter
可变频率变频机
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