脉冲

Include three, high count rate, binary pulse counters.

包括3个高速率，二进制脉冲计数器。

The utilization factor of ozone can be increased while the countercheck nets of stainless steel were placed in the pretreatment aqueous solution.

用40目不锈钢网作地电极、采用正脉冲放电能提高放电效率；预处理溶液中放置不锈钢阻挡网有助于提高臭氧的利用率。

But the ODOG based on the vision selective attention mechanism can effectively collect the interesting information and then segment the image by the coupled oscillation of the PCNN.

而基于视觉选择注意机制的方向性高斯差算子通过模拟生物视觉感受野的特点，在有效提取感兴趣区域的信息后，再通过脉冲耦合神经网络模型的自适应振荡，可达到图像分割的目的。

Present the improving model named SAMPCNN by combing the PCNN and ODOG. The traditional PCNN model, if only by its characteristic of coupled oscillation, is not ideally in image segmentation.

传统脉冲耦合神经网络模型在应用于图像分割时，若仅仅依靠模型的同步振荡特性，效果并不理想。

A novel adaptive time delay estimation approach, referred to as CAED for short, is proposed based on covariation series because the impulsive noise may usually be modeled as α-stable distribution in the application.

针对实际应用中常遇到的脉冲性噪声问题，以α稳定分布模型进行描述，提出了一种基于共变序列的自适应时延估计方法，简称CAED。

In the presence of impulsive noise,the two received signals are combinated,so the estimated impulse response of the channel is the eigenvector of its covariation matrix corresponding to the smallest eigenvalue,which can be realized adaptively using generalization o.

该算法在脉冲噪声环境下，组合两个接收信号，使其共变矩阵最小特征值对应的特征向量为信道的估计，并基于广义归一化最小平均p范数方法自适应得到该特征向量，从而获得时延估计。

A pulsar is a celestial object that emits light in short burst a pulsar in the crab nebula flashes at a rate of 30 times/s,suppose the light pulses are caused by the rotation of a spherical object that emits light from a pair of diametrically opposed "flashlights" on its equator.

脉冲星是一种以短爆发形式辐射光的天体。假设球型天体赤道面上有一对"发光塔"，并且这对发光塔的联线构成赤道面的直径，进一步假设光脉冲产生于球形天体的转动，那么巨蟹座星云中的一个脉冲星的闪光频率是每秒30次。

At last, adsorbent and covalent Ag nanoparticles modified electrodes were prepared by adsorbent and covalent method, respectively. The electrochemical behaviours of SCN-, brilliant cresyl blue and nicotinamide adenine dinucleotide on modified electrode were studied by Cyclic voltammetry, differential pulse voltammograms and electrochemical impedance spectroscopy.

最后，用吸附法和共价键合法制备了吸附型和共价自组装银纳米修饰电极，采用循环伏安法、示差脉冲伏安法和交流阻抗谱等电化学方法研究了SCN-、灿烂甲酚蓝和还原型烟酰胺腺嘌呤二核苷酸的电化学行为。

Based on random signal theory, in order to quantitatively research drilling string by vibration measurement method, the article sketches out a new methodthe identification of drillstring system using the cross correlation function. Using input signal, and output signal, the impulse response of drill-string is obtained. Some problems...

在随机信号理论基础上，提出了一种用互相关辨识钻柱系统的新方法；结合输入信号和输出信号，利用钻柱系统的脉冲响应，讨论了钻柱的临界转速、钻柱共振、钻柱与井壁之间的相互作用、所钻地层岩性等钻井工程问题。

Information of system auto and cross spectrum, auto and cross correlation. coherent function, signal to noise ratio, frequency response and impulse response was established to help the study and arrangement of the module components.

由力规及加速规两量测之时域讯号，经快速富利叶转换，计算其自频谱及互频谱，再经反富氏转换回时域之自相关及互相关函数、相通函数、讯噪比、频率响应函数、脉冲响应函数。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。