1)phase modulation调相
1.Discussion on unit phase modulation pressing water system and test of Tuyen Quang hydroelectric project in Vietnam越南宣光水电站机组压水调相系统及其试验浅析
2.Research on flux-gate magnetometer experiment of phase modulation调相型磁通门实验的研究
3.The effect of the power supply brings to phase modulation and amplitude modulation of the output signal in TWTA is discussed emphatically.简要分析影响TWTA频谱特征的因素,着重探讨了TWT的供电电源对TWTA输出信号的调幅、调相作用,并就工作在连续波以及脉冲发射状态下的TWTA的频谱特征进行了初略的估计。
英文短句/例句
1.A SIMULATION EXPERIMENT OF PHASE ADJUSTMENT FOR A PHASE-ADJUSTED FOCUSING LASER ACCELERATOR调相聚焦激光加速器的调相模拟实验
2.quarter phase-shift-keying modulator二相移相键控调制器
3.The Transference Between ActionScript and JavaScriptActionScript与JavaScript相互调用
4.The names of the five basic tones of the Xianghe ge were ping, qing, se, chu and ce.相和歌的5个基本平调、清调、瑟调、楚调、侧调。
5.in/out of phase being/not being in the same state at the same time同相[异相];同步[不同步];协调[不协调]
6.To change so as to match or fit;cause to correspond.调节,调整改变…以相适或适应;使与…相适
7.To Compare Concerned Demodulation & Non-concerned Demodulation for AM Signal;AM信号相干解调与非相干解调比较
8.optimum amplitude and phase modulation最佳振幅与相位调制
9.single-phase induction voltage regulator单相感应电压调节器
10.camera movements相机机身的移动调校
11.on load voltage and phase regulator负载时电压相位调整器
12.three-phase induction voltage regulator三相感应电压调整器
13.coherent echo modulation and detection相干回波调制与检波
14.bearing-dependent phase modulation方位角关连相位调制
15.DC quadricorrelator直流自动调节相位线路
16.To transpose each other.相互之间调换位置。
17.optical spatial phase modulator光学的空间相位调制器
18.phase modulated telemetering system相位调制的遥测系统
相关短句/例句
phase shift调相
1.Based on the fluid network theory the phase shift performance of pulse tube cooler is simulated by Matlab program.基于流体网络理论,利用Matlab编制了脉管制冷机调相计算程序,分析了有气库和无气库条件下的惯性管和双向进气型脉管制冷机的调相性能。
2.Based on the fluid network theory, the phase shift mechanism of the pulse tube cooler is investigated.开展了脉管制冷机调相机理研究,从调相和调幅两方面出发,理论分析了各种形式脉管制冷机的调相特性,为探索其工作机理开辟了新途径。
3.In this paper,we use inertance tube as the phase shifter.本文采用惯性管作为调相器,对不同管径和长度的惯性管进行理论分析和实验研究,研究表明,惯性管的几何尺寸对300Hz脉冲管制冷机的性能有很大的影响,惯性管处于最佳调相位置时,脉冲管热端和冷端的压力波与质量流之间的相位差分别在60°和30°左右。
3)phasing[英][feiz][美][fez]调相
1.A Method for Solving Rendezvous Phasing Special-point Maneuvers空间交会调相特殊点变轨求解算法
2.Optimization of Rendezvous Phasing Strategy with Hybrid Maneuvers空间交会调相综合变轨优化
3.A new optimization approach is proposed for the mission by bringing both orbit keeping and phasing into effect simultaneously.在交会对接飞行任务设计研究中必须首先确定目标航天器的轨道设计策略,研究了一种将目标航天器轨道维持和调相两种任务进行综合优化的策略。
4)frequency &phasic modulation调频调相
5)timing by modulating phase调相调速
1.On the basis of timing by modulating phase analysis of ultrasonic motor,the speed control systems of ultrasonic motor by modulating phase are proposed,and the related hardware circuit and application software are designed according to this system.分析了超声波电机调相调速的机理 ,提出了基于单片机控制的超声波电机调相调速系统 ,并且设计了相应的硬件电路和应用软件。
6)phase_amplitude modulation调相调幅
延伸阅读
调相器调相器phasemodulator使受调波的相位随调制信号而变化的电路。正弦波调相器分直接调相和间接调相两类。直接调相利用调制信号直接改变谐振回路的参数,使载波(受调波)信号通过回路时产生相移而形成调相波。间接调相先对受调波进行调幅,再转变为调相。这种方法是E.H.阿姆斯特朗于1933年创造的,称阿姆斯特朗方式。此外,利用正弦波幅角为瞬时频率的积分这一关系可以把调频波变成调相波,或者把调相波变为调频波。间接调相的特点是频率稳定度高,但调相指数Δψ不能太大,否则失真严重。这种电路常用于调频广播发射机。