modulation system的例句大全

Modulation and Demodulation Technique of Remote Control Transmission System

遥控传输系统中的调制和解调技术

Application of Continuous Phase Modulation and Demodulation in the High Speed Frequency-hopping System

连续相位调制及其解调在高速跳频系统中的应用

A Research on Modulation and Demodulation of Chaotic Synchronizing Digital Communication System

混沌同步数字通信系统的调制与解调研究

The paper expatiated on the second modulation and demodulation method applied in the system.

文中详述了二次调制与解调的实现方法以及它在系统中的应用。

Simulation and Performance Analysis on the System of Quadrature Amplitude Modulation and Demodulation Based on the Known Channels

基于已知特性信道的QAM系统的仿真和性能分析

Then the results are analyzed and compared in order to design the applicable system, which are valuable to the system of quadrature amplitude modulation and demodulation.

通过对得到的仿真结果进行比较和分析，在理论上，得到合理设计QAM系统的方法.这些分析方法和得到的结论对工程中的QAM调制解调系统实现具有一定的价值。

When modulation order is low, the spectrum utilization rate will be lower, but the system bit error rate will be smaller.

调制阶数越低，频谱利用率就越低，但系统误码率较小；相反调制阶数越高，在提高了频谱利用率的同时，却增大了系统的误码率。

In the special enviroment such as the manufactory of steel-making, for improving the work efficiency of the drivers, this paper proposes a solution of wireless remote control system based on modulation technique of FSK.

针对在工矿、钢铁企业等特殊场合下，为了提高内燃机车司机的工作效率，介绍了一种FSK调制的无线遥控数传系统的方案。

Garlic is the bulbs of Liliaceae allium sativum. Thousand years of epidemiological studies and clinical uses have shown that garlic possesses serious pharmacological effects such as tumor reduction, anti-atherosclerosis, blood lipids and sugar modulation, antifungal, antimicrobial, and stimulating immune system.

大蒜是百合科葱属植物生蒜的地下鳞茎，多年的流行病学研究及临床实验发现大蒜具有抗癌防癌、抗动脉粥样硬化、降血压降血脂、抗菌和提高机体免疫力等多种药理作用。

These facts suggested that the modulation of bone marrow stromal cells on the growth of granulopoietic progenitors could be achieved mainly through a system with integrated structure and function.

说明基质细胞对粒系造血祖细胞生长的调控必须在一个结构功能完整的体系中才能发挥作用。

In this system, continuously variable slope delta modulation ( CVSD) is used to change the analogy signal into digital, GFM is used to modulate the signal, FDMA, PLL frequency synthesizer.

这种系统采用连续可变斜率增量调制（CVSD）来实现语音信号的编码、GFM调制解调方式、FDMA、PLL频率合成器技术。

Novel modulation and multiplexing techniques are key technologies which could mitigate the transmission impairments in optical transmission system.

采用新型的光调制和光复用技术可以有效地抑制这些传输损伤的影响，成为高速光传输系统的关键技术之一。

Considering the sudden changes of current or/ and voltage in a composite power system due to the switching on and off of FACTS devices in the system, this paper presents a detailed dynamic model of the modulation process of the static var compensator ( SVC).

针对包含FACTS元件的组合电力系统电压或电流因开关特性而发生突变以及系统拓扑周期改变等特点，提出对SVC调制工作过程建立包括发电机在内的详细动态模型。

The Measurement and the Application of the Modulation Transfer Function ( MTF) of the Photographic System

航摄系统调制传递函数（MTF）的测定及其应用

The characteristics of cardiovascular autonomic nerve system ( ANS) modulation during exposure to three different altitudes were compared by time domain, spectral and nonlinear analysis of short-( 5 minutes) term heart rate variability ( HRV).

应用短程心率变异性（HRV）时域、频域和非线性分析法，对比进入三个不同海拔高度自主神经系统（ANS）调节功能的特点。

Introduces the working principle of a non-atmospheric window millimeter wave FMCW short range radar, analyzes the system primary parameters f_0 、 T_M 、Δ F_M and discusses the effect on parameters choice of Doppler result and parasitic amplitude modulation.

介绍了非大气窗口毫米波FMCW（调频连续波）近程雷达的工作原理，对系统的主要参数f0、TM、ΔFM进行了分析，并讨论了多普勒效应和寄生调幅对参数选择的影响。

And this paper analyze the transformation of the coordinate system in motor control, vector control, and space vector pulse width modulation theory. Secondly, this paper design the hardware part of the AC servo system, including power driver board and DSP control board.

并详细解析了电机控制中的坐标系变换、矢量控制理论及空间矢量脉宽调制理论。二、设计交流伺服系统的硬件部分，包括功率驱动板和DSP控制板。

In power electrical system, dual randomized modulation technology can restrain and decrease conduct EMI effectively.

电力电子系统中，双随机调制技术能够有效地抑制和减小传导电磁干扰（EMI），而不需增加额外耗费。

Vector Control System Based on the Cooperating Control Principles of Frequency Modulation and Voltage Regulation

基于调频调压配合控制原理的矢量控制系统

NOVELTY-The system has a pulse width modulation ( PWM) converter module converting three phase alternating current ( AC) power outputted from a generator module to a direct current ( DC) power.

新颖性–该系统具有一个脉宽调制（PWM）转换器模块，将发电模块输出的三相交流（AC）电源转换成直流（DC）电源。