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- discrete frequency generator 离散频率发生器
- Applying Volterra functional series and discrete Fourior tansform (DFT) to the system, we can obtain the model of the system in discrete frequency domain. 应用Volterra泛函级数和离散傅里叶变换理论于非线性系统,本文给出非线性系统在离散频率域的模型。
- In the study of flow oscillation and discrete frequency noise of impinging jet, it is found that there is a critical pressure ratio for a given nozzle and a nozzle-to-plate distance. 发现对于给定的喷嘴和冲击距离,存在一个压比临界点,当压比高于此临界点值时,流场振荡和离散频率噪声被显著抑制乃至消失。
- Any of several devices that convert incident electromagnetic radiation of mixed frequencies to one or more discrete frequencies of highly amplified and coherent ultraviolet, visible, or infrared radiation. 激光器使偶然的混杂频率的电磁辐射，变为一个或更多的高度强化和连续的紫外线、可见光或红外线辐射的分离频率仪器中的一种
- Purpose: Audio frequency general purpose ,driver stage amplifier applications. 用途:用于音频放大,激励级放大。
- Only certain discrete frequencies are left without benefit of external stabilization due to the feed system. 只有某些个别的频率没有利用供应系统的外部稳定作用。
- In the process of maintaining and upgrading 8410 ICP direct reading spectrometer, maintaining and adjusting of -145 V switching power supply of ICP high frequency generator are often required. 摘要在维修和改造8410型电感耦合等离子体直读光谱仪过程中，经常需要对ICP高频发生器中的开关电源进行维修和调整。
- A kind of cost-effective and high performance inverter for portable immediate frequency generator was develoed combining the dual phase-shifted SPWM control strategy with digital SPWM modulator. 将二重移相SPWM控制策略与数字式SPWM调制器相结合,研制了一种适用于便携式中频发电机的低成本、高性能逆变器。
- Synthesize of time domain wave form by summation of harmonics or sinusoidal wave form of discrete frequencies. 以离散频率之弦波合成时域脉波之波形。
- Voltage and frequency generated by synchronous generator vary along with the wind variation, so the power must be dealt with before it is applied to grid. 同步直驱风力发电系统的定子电压和频率随风速的变化而变化,需要经过一系列控制电路的调整才能并网。
- discrete frequency soft-starting 分级变频软启动
- The heterodyning principle is well known in nonlinear optics as difference frequency generation (DFG). 在非线性光学领域,超外差原理就是著名的差频产生(DFG)技术。
- Any of several devices that convert incident electromagnetic radiation of mixed frequencies to one or more discrete frequencies of highly amplified and coherent ultraviolet,visible,or infrared radiation. 激光器使偶然的混杂频率的电磁辐射，变为一个或更多的高度强化和连续的紫外线、可见光或红外线辐射的分离频率仪器中的一种。
- High Stability Synthesizer High Frequency Generator 高稳定度频率合成高频信号发生器
- Any of several devices that convert incident electromagnetic radiation of mixed frequencies to one or more discrete frequencies of highly amplified and coherentultraviolet, visible, or infrared radiation. 激光器使偶然的混杂频率的电磁辐射,变为一个或更多的高度强化和连续的紫外线、可见光或红外线辐射的分离频率仪器中的一种。
- bipolar high frequency generator 双极高频发生器
- helical explosive magnetic frequency generator 螺旋型磁频率发生器
- It is proved that the multi-reflection of F-P cavity has little influence on the measurement of vibration with a frequency generally not higher than some dozen kilohertz. 发现透射响应比反射响应有微小延时,证明了F-P腔的多次反射原理对于一般频率不超过几十千赫兹的振动信号的测量没有影响。
- frequency generator frequency doubler 频率发生器倍频器
- high frequency generator for endoscopy 内窥镜用高频发生器
