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- RF, half wave positive or negative, and full wave. 射频波、正半波、负半波,以及全波整流。
- Converts the negative half wave of an alternating current into a positive half wave. 把负极半波交流电转变成正极半波交流电。
- Each band represents a deviation of one half wave length of the applied light. 每条光带表示所用光的一个半波的波长的偏差。
- In the square wave current welding,the inductance is very important to influence the fomation of square wave A. 在方波交流焊中，电抗器的电感量对方波的形成及电弧的稳定性有着很大的影响。
- Detecting back EMF is one of the most important methods for the detection of rotor position in square wave current drive BLDCM sensorless control. 方波电流驱动的BLDC电机无位置传感器控制检测转子位置的最重要方法是反电动势检测法。
- The function of supersensitization was explained by measurement of ESR signal and polargraphic half wave potential. 通过ESR信号及极谱半波电位的测试，对超增感机理进行了解释。
- Sine wave current subdividing technology not only overcomes the disadvantages of motor"s vibration and noise at low speeds but also reduces probability of resonance. 正弦电流细分技术基本上克服了传统步进电机低速振动大和噪音大的缺点,减小发生共振的几率。
- The following conclusions has been made:1)The electrode width can be optimized to get the lowest half wave voltage of BOA type optical switches. 结果表明 :通过优化设计电极的宽度可以获得 BOA型光开关最小的半波电压 ;
- The next step is to obtain the negative parts of the signal via the reverse process of the HWR (Half Wave Rectification) stage.Finally the func... ‘一“],并表现出较好的性能,目前这方面的 研究正进一步深入之中。
- Usiflg the atom-atom polarizability as the index, which may be obtained a linear relationship with the half wave potential values. 为极谱分析中选用有机试剂提供了有用的信息。
- Compartment of clinical observation of treatment of anklebone wrench and anklebone contuse from low frequency all and half wave magnetic field. 目的低频波半波磁场对踝关节扭挫伤治疗临床观察比较。
- Our device consists of two birefringence plates and a half wave plate.On the front and back surfaces of the OLPF, an antireflection film and an infrared cutting film arc plated. 其主要由2片双折射晶体平板和1片波片构成三明治结构，并在前、后表面分别镀上红外截止膜和增透膜。
- The conclusion is that the half wave galloping of the bundle conductors can be mitigated by increasing the length of the sub-span in the centre of span. 最后得到的结论是：对于分裂导线的半波舞动，增大档内中部的次档的长度，可减小分裂导线的半波舞动。
- It exhibits an impedance of 300 ohms whereas a half wave dipole is 75 ohms and I'm certain someone will be alert enough to ask "why 75 ohms, if figure 3 above is 50 ohms? 它陈列300欧姆阻抗但是一个半波偶极是75欧姆并且我肯定某人将是足够机敏的要求"为什么75欧姆,如果图3上述是50欧姆?
- Technical points: the historical trend has always been aggressive, and constantly re-Tianquan Major Holders ex, in the first half wave of 3-14 yuan's sharp rise. 技术面看点：历史走势一直凶悍，不断送股除权再填权，上半年一波3元至14元的涨幅惊人。
- lower hybrid wave current driven 低杂波电流驱动
- Millions of Britons have been flocking to beaches, lakes and parks in recent days as the country has been blanketed under the heat wave currently affecting much of Europe. 最近这些天来，由于欧洲大部分国家遭到热浪的袭击，数百万的英国人穿上简单的衣服来到沙滩，湖泊和公园避暑。
- I apportioned half the property to each of them. 我把财产的一半分配给他们各人。
- The microwave bulk acoustic delay lines with centre frequency of 8 GHz were fabricated using a multilayer structure consisting of alternative half wave thick layer of ZnO films with different electro mechanical coupling factors. 用具有不同机电耦合系数、厚度为半波长的交替排列多层氧化锌薄膜制成了中心频率为8GHz的声体波微波延迟线。
- In this paper, the half wave potentials of chromic acid derivatives are determinated in H 2O and DMF by polarography and selective oxidation of chromic acid derivatives is described. 用极谱法测定铬酸衍生物的半波电位，从理论上讨论了铬酸衍生物氧化作用的选择性。
