查询词典 modulation

The toggle switch is significant because no further modulation is necessary, Cantor says.

坎托说：「这种捺跳开关是有意义的，因为它不需更多的调控。

A practical method of the modulation transfer function of lens with CCD is introduced in this paper.

介绍了一种用CCD测量透镜MTF的实用方法。

An effective method for improvement transient response in pulse-width modulation current source converter is studied.

给出了单相和三相变频器的实验结果，与采用其他方法的变频器相比，该方法的变频器电源电流的暂态响应得到了有效改善。

The application of trellis coded modulation to spread spectrum multiple access system has been an attractive research subject recently.

近年来网格编码调制技术在扩频多址系统中的应用已成为一个富有吸引力的研究课题。

An efficient algorithm is presented for computing free distance of trellis coded modulation and is illustrated by computational results.

提出了计算卷积码自由距离的快速算法，得到了一些系统码自由距离的准确值，并对快检码给出了很紧的自由距离上界。

Select from three types of modulation waveforms for the tremolo.

选择从三种类型的调制波形为颤音。

To satisfy the requirement of different users, a three-phase four-leg circuit topology inverter is investigated to balance output voltage. The transfer functions and system transfer functions matrix are deduced. Three-dimensional space voltage vector modulation strategy is analyzed. The triangular prism judgment, the tetrahedron discrimination and computational methods of space vector action time are discussed.

推导了三相四桥臂逆变器的传递函数，建立了系统传递函数矩阵；分析了三维空间电压矢量调制策略，给出了三棱柱判断、四面体的区分、各个空间矢量作用时间的计算方法，并进行了仿真和实验研究。

Subsets of noise are AC power-related hum and buzz, electronic crackling, vinyl record clicks and pops, between-station radio noises, tape modulation noise, and the triboelectric cable effect.

噪音可分为交流电源产生的嗡嗡声、电器开关弹开声、塑胶磁带咔哒声、台间无线电噪音、调制磁带时的噪音、摩擦电效应噪音等几个不同的组。

Use the R1 trimmer to adjust the modulation to the desired level.

使用R1的微调，以调整调制到所期望的水平。

In addition, by contrast with the common Space Vector Modulation strategy, it has the capability of self-compensation when it comes to the situation of three-phase Grid Voltages Unbalance, as well as advantage of low tripper components.

与常规空间矢量调制算法(Space Vector Modulation ， SVM)相比较，该算法具有输入电流和输出电压谐波含量小的优点，且当三相电网电压失衡时，能够自动进行补偿。

When this condition occurs, inbound replication with the source partner is stopped on the destination domain controller and event ID 2042 is logged in the Directory Services event log.

计算机密码学是研究计算机信息加密、解密及其变换的科学，是数学和计算机的交义学科，也是一门新兴的学科。

Instructions: click on the thumbnails to see a larger image, then use the left-right arrow keys to scroll through the slideshow.

使用说明：滑鼠点在小图上即可放大观赏。开启后键盘左右键可用来换照片。