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- Antistatic 50W high frequency power quick clean. 防静电50W高频功率,清洗效果显著。
- Purpose: Audio frequency power amplifier applications. 用途:用于音频功率放大。
- Y. Hatanaka, “Zero-Current-Switching High Frequency Inverter With Constant Frequency Power Control,” Power Conversion Conference, Yokohama, No. 19-21, Apr. 1993, pp. 265-270. 黄少崴,“新型零电流切换脉波宽度调变蓄电池充电器”,昆山科技大学电机工程系硕士论文,2005年。
- Purpose:Low frequency power amplifier,medium speed switching applications . 用途:用于低频功率放大及中速开关。
- The characters of HSWEDM mahine tool are analysed.We have desiged an intelligent high frequency power thich can process the impulse parameters and the current waveform at every implse. 分析了高速走丝电火花线切割机的特点,研制了一种能对每个放电脉冲进行实时控制(脉冲参数和电流波形)的智能高频脉冲电源。
- OSA and CSA produced different patterns of heart rate variability, with OSA showing increased absolute high frequency power and reduced very low frequency percentage compared with CSA. OSA和CSA产生不同类型的心率变异性,OSA表现为增加高频带(HF)的能力以及降低极低频带(VLF)的比例分数,而CSA则与此相反。
- As a result, an amplifier of this type may have outstanding low frequency power supply rejection, but the negative supply rejection is fundamentally limited at high frequencies. 因此,此类放大器会有杰出的低频供电抑制,但负电压供电会被限制在高频。
- The investigation of the radio frequency power amplifier based on SDR promotes the development of SDR. 基于软件无线电的射频功率放大器的研究能为软件无线电的发展起推动作用;
- The theory of low frequency power supply and the characteristics of lowfrequency power source generator are introduced. 介绍了低频供电的原理及低频电源发生器的特点。
- All the work above was very significant in applying FEAs to radio frequency power devices and field emission displays. 研究结果对于该阴极在射频功率和平板显示等器件上的应用有著重要的意义。
- The medium frequency power supply of induction heating is one of solid state supplies which is composed of the high-power thyristors. 晶闸管中频感应电源是一种由大功率晶闸管元件组成的静止式电源,它将工频三相电源经整流、逆变转换成单相中频交流输出,应用于感应加热。
- To realize the linear transmitter, the digital pre-distortion technique is used to linearize the radio frequency power amplifier. 为了实现线性发射机的设计要求,论文选用数字预失真技术实现射频功率放大器的线性化。
- Study on a Novel High Frequency Power Transformer 新型高频功率变压器研究
- very high frequency power signal generator 甚高频功率信号发生器
- ultra high frequency power signal generator 超高频功率信号发生器
- A new kind of thvristor medium frequency power source is introduced,including the structure,the fundamentals and characteristics of its contravariant circuit. 在分析一般晶闸管中频电源的基础上,介绍一种新型的晶闸管中频感应加热炉。着重阐述其逆变电路的电路结构、工作原理及工作特点。
- Power by adjusting the frequency of the cost after the investment than the unadjusted frequency power invested 35.43 percent less, this is only the buyout price. 通过调整工频功率后的造价投入资金要比未调整工频功率少投入资金35.;43%25,这只是买断价。
- She skirted round the problem of the high cost. 她避而不谈巨额费用问题。
- The cause of intermediate frequency power supply havig lower power factor was analyzed, and the way of improving the power factor of the controlled rectifying device was proposed. 分析了中频电源功率因数低的原因,提出了改善可控整流装置功率因数的方法。
- Men and birds are fain of climbing high. 不论人还是鸟都愿意往高处攀。