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- demodulator of PM signal PM 信号解调器,调相信号解调器
- Rebuilding of PM #10 of Jilin Paper Co.Ltd. 吉林纸业公司~%2310纸机技改概况
- The mole was discovered to be the 25-year-old secretary of PM. 那个鼹鼠被查出是首相的25岁的秘书。
- The paper proposes a new method of demodulation of PCM/DPSK signal. 提出了一种新的PCM/DPSK数字信号解调方法。
- The paper provides the design of hardware of digital IF modulator and demodulator of Software Radio which includes Digital Signal Processor、Micro Control Unit and AD/DA convertor etc. 本文主要研究了软件无线电中数字中频调制解调模块的设计和实现，设计了一个以数字信号处理器、微控制器和AD/DA转换器等器件为核心的基本硬件平台，运用正交调制程序对数字、模拟基带信号实现数字正交调制，上变频至中频信号输出；
- In this example, cosine of uniform random matrix multiplied by a triangular time varying standard deviation as noise, and Sinc pulse time varying as a base band signal are summed to form a PM signal. 本例以均匀随机变数矩阵之馀弦乘以标准差为三角波时变代表杂讯，及时变滤波函数脉波代表基频讯号，合成基频讯号及杂讯和之相位调变讯号。
- By a moving single period sine wave model, the instantaneous frequency of the signal is obtained, and then, by the integral of the instantaneous frequency, the PM signal wave is demodulated. 在调制信号是方波的情况下，给出了相位解调的仿真结果和其它参数的波动情况；
- The pollution of noise to signal presented in the form of amplitute and phase modulated signal is closely proven by mathematical formulae. The power of AM noise is equal to that of PM noise. 本文用数学公式严密地证明了,噪声对信号的污染以调制信号的振幅和相位的形式出现,且调幅噪声的功率与调相噪声的功率相等。
- The paper provides a new thought and solution based on the research of the IF modulator and demodulator of Software Radio. 本文在对软件无线电中频调制解调器研究的基础上，提出了一种新的思路和解决方法。
- demodulator of frequency shift signal 移频信号解调器
- Research results prove that the design of digital IF modulator and demodulator of Software Radio appeases the capability and requirement of Software Radio. 研究结果表明，本文所设计的软件无线电数字中频调制解调模块能够满足软件无线电对中频调制解调器的性能要求。
- Deep PM: The radius of PM is more than 5 meters and dose for single well is more than 1000 cubic meters. 深部调剖:半径在5米以上,单井剂量1000方以上。
- Also I'm appreciated if this paper could give a little solid suggestion to those spreaders of PM. 也希望能以此文给国内意在推行项目管理的企业和个人一些启示。
- A red light is usually a signal of danger. 红灯通常是危险的信号。
- The effect of SM is better than that of PM when the aim of mulching is to keep soil moisture. 秸秆和地膜覆盖都不同程度地增加了土壤三大种群微生物数量，但秸秆覆盖增加幅度大于地膜覆盖。
- Through upbuilding the math model, we can get the precise starting performance of PM motor with emulator. 通过建立数学模型,采用仿真的方法可以较准确获得永磁电机的启动性能。
- The starting of PM gyromotor, commutated by EMF, is an essential problem of such motor and must be solved appropiartely The Fequency Modulation starting Mode may be used. 电势换向永磁陀螺马达的始动是这种电机的一个必须妥善解决的重要问题。
- Cogging torque is one of the most important parameters of PM motors,which causes torque ripple,vibration and acoustic noise. 齿槽转矩是永磁电机最重要的参数之一,它的存在会造成电机的转矩波动、振动和噪声。
- How can I persuade you of my sincerity? 我如何能够让你相信我的诚意？
- There is a vein of melancholy in his character. 他的性格中有少许忧郁的气质。
