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- spiral wave filter 螺旋滤波器
- Angular Momentum Transports by Moving Spiral Waves. 移动螺旋波角动量传输。
- If the satellite has an elliptical orbit, the result is a spiral wave, a miniature version of the pinwheel pattern of our galaxy. 如果卫星的轨道是椭圆的，就会产生螺旋波，就像是银河系纸风车形状的缩影。
- Results:At present mechanism of atrial fibrillation is mostly the multiple wavelet bypothesis and spiral wave bypothesis and so on. 结果:目前认为房颤的发生机制主要是多发微折返环学说和自旋波折返学说等。
- 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！
- 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。
- Just as sound waves transport energy through the air, spiral waves can transport both energy and angular momentum outward and facilitate the accretion of material inward. 就像声波在空气中传播能量，螺旋波可向外传递能量与角动量，使物质易于向内累积。
- Another possibility is that large-scale spiral waves in the disk, similar to the spiral arms observed in galaxies, hasten the inflow of matter. 另一个可能性是，类似星系旋臂的大尺度螺旋波，加剧了物质的向内流动。
- 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；
- But the spiral waves in these systems do not appear to be large enough to produce the rate of matter inflow needed to explain the observed radiation from the disks. 但是这些系统中的螺旋波似乎还不够大，其所造成物质的向内流量，不足以解释观测到的圆盘辐射。
- 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。
- In the numerical experiment,we successfully alter the propagating direction of planar waves and drift the spiral waves to boundary without resonant repulsion. 结果表明:行波的传播方向被改变而螺旋波产生漂移,当施加的控制强度达到阈值时,螺旋波被驱除出边界。
- 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。
- Suppression of a Spiral Wave Using Linear Feedback 线性反馈抑制螺旋波
- 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。
- 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。
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
