查询词典 filter

Linear variable filter is a special filter whose center wavelength varies with substrate.

线性渐变滤光片是一种特殊的滤光片，它的中心波长是随着在滤光片上位置的不同而变化的。

An improved algorithm is presented here by applying the main idea of the improved center weighted median filter to the design of the optimal stack filter based on omnidirectional structural elements constrains.

于是在最优全方位结构元约束层叠滤波设计中引入改进的中心加权中值滤波的主要思想，得到了一种新的滤波改进算法。

The loss compensation is only activated at the filter's passband, and the insertion loss could be adjusted without affecting the filter's center frequency and 3-dB bandwidth.

共震器的损耗补偿只作用於主动滤波器的导通频段内，而且介入损失的调整并不影响到主动滤波器的中心频率与 3 dB频宽。

In conventional ultrasound imaging system, the design of dynamic filter needs the center frequency of the near field and far field first, which were calculated using the linear sound field model. Then the frequencies are used to determine the factors of the dynamic filter for every section of the echo.

在传统超声成像的动态滤波器设计中，需首先按线性声场模型计算出近场及远场回波的中心频率，据此确定出动态滤波器在接收过程中各段的滤波器系数。

A compact and excellent band pass filter with 1.8 GHz center frequency and 250 MHz band pass was designed,which had one attenuation-pole on the high and low stop band respectively.The dimension of the filter was 2.0 mm×1.2 mm×0.9 mm,fitting for ...

实现了一个中心频率在1.8 GHz，带宽为250 MHz，且在高低禁带端各有一个衰减极点的优良小型化带通滤波器，其外形尺寸为2.0 mm×1.2 mm×0.9 mm，满足0805型号封装要求。

Measured results indicate that the filter's center frequency was 6.02 GHz with a 3-dB bandwidth of 1.14 GHz and this filter was free from oscillations with either an 2.2-dB insertion loss or a 0.56-dB transmission gain.

共震器的损耗补偿只作用於主动滤波器的导通频段内，而且介入损失的调整并不影响到主动滤波器的中心频率与 3 dB频宽。

The control system of diesel engineparticulate filter is made up of particulate filter and the circuit control system.

柴油机红外再生微粒过滤器控制系统是由微粒过滤器和电路控制系统组成。

Filter the decision of the circuit only the low-frequency filter characteristics.

滤波器的电路结构仅决定了滤波器的低频特性。

It determined the type of the filter circuit and the relationships of the filter circuits parameters and output voltage.

确定虑波电路的类型及压敏电阻两端电压与滤波回路时间常数关系。

In this paper median filter and weighted-median filter are discussed, and the experiment results and some conclusions are also presented.

本文讨论了中值滤波和加权中值滤波，并给出了相应的实验结果和结论。

I had a lovely dog named PiPi, he was one of my best friends.

我曾经有过一只小狗，它的名字叫皮皮，它很善良，它是我最忠实的朋友。

Newly ovulated mouse oocytes were cultured in the CZB medium supplemented with different concentrations of pyruvate before treated for activation or assayed for MPF activity.

我们猜测卵母细胞在不含丙酮酸的条件下老化的更快，并且卵丘细胞可能通过消耗不含葡萄糖的CZB中的丙酮酸从而促进卵母细胞老化。