查询词典 division of amplitude

The error sources in altimeter data processing are analyzed, the effect and the amplitude of errors are discussed.

分析了卫星测高数据处理的各项误差源的产生，讨论了各种误差所造成的影响及其量级

NTSC uses a quadrature amplitude modulation with a suppressed color carrier and works with amotion frequency of approximately 30 Hz. A picture consists of 525 lines.

NTSC的色彩载波使用接近4.9MHz或3.57MHz的频率，它使用颜色载波进行正交调幅，画面运动频率约为30Hz，每幅画面有525线。

Mode of amplitude modulation of one channel by another.

模式振幅调制的一个渠道是由另一。

The method of multiple scales is used to determine the equations of modulation of amplitude and phase .

对该系统的研究分为两个部分：首先在第二章集中讨论了相应的确定性系统，即v=0时的情况。

This paper analyses the frequency characteristics of the gear meshing and the signals due to amplitude and frequency modulation.

本文分析了齿轮传动的频率特性和它所产生的频率和幅值调制信号。

Amplitude modulation dot is one of the most widely used by a dot.

调幅网点是目前使用的最为广泛的一种网点。

The present invention relates to a Quadrature Amplitude Modulation method used in the mobile communication system.

本发明涉及一种用于数字移动通信系统的正交振幅调制方法。

The 2×2 Jones matrix methods is used to analyze amplitude modulation characteristics.

采用2×2的琼斯矩阵计算仿真，从理论上分析了它的振幅调制特性。

In this dissertation, the multilevel differential amplitude and phase shift keying modulation in OFDM system is investigated.

论文首先介绍了日本CRL开发的毫米波宽带无线接入OFDM实验系统，作为后续研究的基础。

It is a combination of the pulse amplitude modulation and frequency modulation types.

该仪器系统是由脉冲幅度调制和频率调制两种遥测系统复合组成的。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。