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- The effect of dichroic and retarded quarter wave plate in the experiment are discussed by the analysis to the fringe of photoelastic strains. 通过光弹性应力条纹的分析，具体讨论1/4波片具有延迟差和二向色性时对本试验的影响.
- The system utilizes a Supersonic Wave Filter positioned in front of the CCD, between the low pass filter and the shutter. 不是抖低通，低通抖不得。超声波滤镜是安装在快门后面，低通前面的单独机构！
- Under the condition of total reflection can be achievd a quarter wave plate in single waveleugth or wide wave length by means of matching a prism with a single layer or multilayer dielectic thin film. 在全反射条件下;用单层或多层电介质薄膜与?镜匹配;可以实现单波长或宽波段的1/4波片.
- The key technical points of the system lie in adding a secondary wave filter and widening the application scopes of the control system. 该系统具有两个创新点，即增加了二次滤波器和拓展了电泵控制系统的应用范围。
- Engage in manufacturing anodize power supply, coloring power supply, wave filter and rectifier for Al surface processing; various kinds electroplating power supply. 铝表面处理氧化电源、着色电源及电力滤波系统的生产制造;各型电镀电源的生产等。
- It is widely used for encapsulation of surface wave filter , resonator , module circuit , photoelectric component ,sensor and sensing device ,etc.Components. 广泛应用于声表面滤波器、谐振器、模块电路、光电器件、传器、敏感件等元器件生产的封装。
- Operation principle of the digital wave filter and application in the field of digital sound result, discuss IIR wave filter , FIR wave filter design method. 数字滤波器的工作原理以及在数字音效领域的应用，讨论IIR滤波器、FIR滤波器的设计方法。
- Use method (1) named "the programmable trapping wave", which is merged with frequency spectrum convert in linear ,Direct Digit Synthesizer and Surface Acoustic Wave Filter, to open a communication band in jam-band willfully. 使用融合了线性频谱搬移技术、数字频率合成技术以及声表面波滤波技术的“可编程陷波法”，在干扰频段内任意开辟出通讯频段窗口；
- The operation principle? structure model and main parameter are introduced. A design of thin film bulk acoustic wave filter is proposed,and frequency characteristics of a bandpass filter made of it is simulated. 以微加工技术制作的薄膜体声波谐振器以及由它连接组成的滤波器为重点,介绍了其工作原理、结构模型以及相关参数,提出了一种薄膜体声波谐振器设计,并模拟了其构成射频带通滤波器的频率特性。
- The elementary principle is to make use of the band pass characteristic of surface acoustic wave filter (SAWF) choose SAW signal matched the direction of acceleration. This plan is also a base for enlarging measure range of SAW accelerometer. 声表面波滤波器(SAWF)是一种性能优良的新型电子器件,本文基于SAW滤波器的带通滤波性质,设计了一种新的SAW加速度计系统,它不仅实现了判断加速度方向的客观需求,而且为加速度计基本量程的扩大创造了条件。
- RF Coupling Loop Design for Superconducting Quarter Wave Resonator 超导四分之一波长谐振腔高频功率磁耦合器物理设计
- The rent is due at the end of each quarter. 缴纳租金以每季度末为期限。
- Application of step dynamic compensation and harmonic wave filtering system in Beiman Special Steel Co. 有级动态补偿及谐波滤波系统在北钢的应用。
- Our team held its own after the first quarter. 我们队和对手在开始的四分之一场里打了个平手。
- We have been developing very small devices for communications, which are SAW FILTERS(Surface Acoustic Wave Filters) and supplying a lot to the market. 现在又充分利用所积累的技术,开发出了超小型通讯元件“SAW(弹性声表面波)过滤器”,已投放至众多市场。
- The dividend pay is equivalent to one quarter of the pretax profit. 所付股息相当于税前利润的四分之一。
- We pay our rent at the end of each quarter. 我们於每个季度末付房租。
- The moon is in its last quarter. 月球现处於下弦。
- The characteristics and operation principles of MAX274/275 wave filters are hereby described in terms of their applications in the detecting the subterranean optical fiber cables. 叙述了MAX274/275连续时间有源滤波器的特点和工作原理;并分析了它在研制地下光缆路由探测仪中的应用.
