您要查找的是不是：
- master frequency oscillator 主频率振荡器
- VFO? Variable Frequency Oscillator? 可变频率振荡器，变频振荡器?
- VFO? Voice Frequency Oscillator? 音频振荡器?
- national master frequency standard 国内主振频率标准
- intermediate frequency oscillator 中频振荡器
- twice horizontal frequency oscillator 双行频振荡器
- Quartz-Crystal Frequency Oscillator 石英晶体频率振荡器
- quartz crystal frequency oscillator 石英晶体频率振荡器
- In audio, a very low frequency oscillation often resulting from a positive feedback path in an amplifier system. 在音响设备中出现的振荡频率极低的低频振荡，常因放大系统的正反馈回路引起。
- Universal Radio Frequency Oscillator 通用无线电频率振荡器
- twice-horizontal frequency oscillator 水平双频振荡器
- The cruel master beat his slaves with a whip. 残酷的主人鞭打他的奴隶。
- dielectric dot frequency oscillator 介质点频振荡器
- A combined power system adaptive stabilized apparatus GPSS is designed to suppress low frequency oscillation and to improve power system stability. 为了抑制电力系统因负阻尼而产生的低频振荡;提高电力系统稳定性;设计了一种组合电力系统自适应稳定器GPSS(以下简称自适应稳定器GPSS).
- A great poet is a master melody. 大诗人也是音律大师。
- The influence of inertia constant (H_D) of induction motor on low frequency oscillation (LFO) was studied. 研究感应电动机惯性时间常数HD对电力系统低频振荡(LFO)的影响.
- I wish I could be a master of this subject. 但愿我能精通这门学科就好了。
- The dog howled over its master's body. 狗对着主人的尸体哀嚎。
- One is the low bus voltage at Omei substation;and the other is the low frequency oscillation problem. 目前台电系统中存在两个主要问题：一个是峨眉汇流排电压过低的问题，另一个是潜藏在区域间的低频振荡问题。
- Ah Q looks idiotic before Master Zhao. 阿Q在赵太爷面前显得呆头呆脑。
