查询词典 filter

A circuit for detecting the phase angle of a three-phase alternating current includes a plurality of low-pass filters, a plurality of multipliers, a subtracter, a loop filter, an integrator, and a phase delay compensator installed between the subtracter and the loop filter, for compensating for phase delay of the input signal caused by the low-pass filters.

一种检测三相交流电相位角的电路，包括：若干个低通滤波器；若干个乘法器；一个减法器；一个环路滤波器；一个积分器；和安装在减法器与环路滤波器之间的相位延迟补偿器。

This paper gives the particular description of theoretical analysis and practical design for a suspended interdigital bandpass filter which used for rejection the mirror image frequence of a superheterodyne receiver . Based on computer aided design, the parameters of the filter are given and simulated.

本文结合对超外差接收机中镜频抑制滤波器的研究，将传统的设计方法与先进的微波电路仿真软件HP-ADS相结合，对其进行建模、仿真、优化设计，并且加工了一个较高性能的4.8GHz～5.2GHz悬置线终端短路式交指型带通滤波器的实物。

A double-T frame trap filter which contains a positive feedback is designed percolate syntonic of power frequency.Base on Butterworth function a high-pass and a low-pass filter...

通过Mu ltisim软件对所设计的陷波电路和滤波电路进行频响特性仿真，得到的频响特性曲线表明：所设计电路可成功滤掉工频干扰和母体噪音干扰。

Sometimes the series and shunt syntony with main system would enlarge harmonics and make things worse. Active Power Filter, as another kind of filter equipment, begin to make use following the advancement of GTR,GTO, IGBT and etc. Theunique advantage of this new setting is dynamic harmonics canceling. Now, the shunt APF is the most widely used one.

进入80年代以后，随着有源滤波技术的不断深入和用户对谐波问题的重视，以及电力电子技术的飞速发展，大功率可关断器件(GTR，GTO，IGBT等)的不断进步，有源电力滤波器(Active Power Filter， APF)作为抑制电网谐波、补偿供电系统无功功率的新型电力电子装置得到迅速发展，其中又以并联型有源电力滤波器的使用最为广泛。

If the value is out of range, we call the corresponding filter a targe extensio ration non-uniform MTI filter.

如果超出这个范围则称对应的参差MTI滤波器为大扩展比参差滤波器。

Melt filter cleaning is intended to provide a candle-type filter dirty residue on the polymer less as possible for the next step of the TEG cleaning and caustic washing.

熔体过滤器清洗的目的是使脏的烛式滤芯上聚合物的残留物尽可能的少，以便进行下一步的TEG清洗和碱洗。

We are the largest manufacturer for producing thickness gauge in China and have more than 30 years history. We have opened up oil filter wrenches and the developed oil filter spanner and other automobile maintaining tools.

我公司的主导产品是塞尺，有30余年的生产历史，工艺先进，生产规模居全国首位，又于2000年底开发了汽车机油滤清器扳手等汽车保养工具。

Place filter paper (150mm×150mm)with test piece on the glass plate, inject tinct water into glass tube and check filter paper after 24 hours.

将圆形玻璃管垂直放在试件穿孔试验点的中心，用密封胶密封玻璃管与试件间的缝隙。

The algorithm tracks the changing rate of each coordinate transformation parameter through Kalman filter to facilitate better prediction of the initial searching point. More importantly, the powers of the noise models of the Kalman filter are effectively estimated online rather than making artificial assumptions on their values. The algorithm can hence adapt to various target motions and searching precisions in a real-time manner without any manual intervention.

该算法通过对坐标变换参数的变化率进行Kalman滤波来更好地预测初始搜索点；更重要的是，该算法有效地在线估计Kalman滤波器中的模型噪声功率，而非先验地对它们的取值做出假设，因而能够在没有任何人工干预的情况下动态地根据不同的目标运动状况和搜索精度进行实时调整。

This paper proposed a fixed-point transversal adaptive filter and a fixed-point lattice adaptive filter for the application in GPS anti-jamming system.

在本论文将提出定点数的横贯式适应性滤波器与定点数的格式适应性滤波器，将它们应用在抗干扰的系统中。

Smoking cigarettes adds to the Computer Desk Computer manufacturer computer mouse Computer Computerized collar knitter machine Conduit Bodies construction board Container Bag Control Arm Cooking Thermometer general levels of air pollution as well as damaging our health.

吸烟不仅对健康有害，而且增加空气污染程度。香烟雾含有多种有害物质：不仅有致癌化学物质、有某种能阻止氧气进入血液的气体，还有引起血压增高、心速加快的被称为尼古丁的物质。

He is one of my favorite actors.

他是我最喜欢的男演员之一。