Using Mixing Loop to Realize the Second Local Oscillator of the Analysis Receiver

Design and Implementation of Local Oscillator Based on DDS and PLL

一种基于DDS和PLL技术本振源的设计与实现

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The Design of A New Digital Swept Local Oscillator

新型数字扫频本振设计

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Single frequency source is usually used as local oscillator in communication system and radar system, also as a reference clock in digital circuits, so it is a extensive-applied technique.

固定频率源可以在在通讯系统和雷达系统中作为本机振荡器，也可以作为数字电路的基准时钟信号，因此得到了广泛的应用。

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Then the characteristic of the matrix latent root of the multi-machine system and the relationship between the oscillation mode and the parameter of the generator are analyzed. Secondly, the oscillation mode of the connection line of the four-machine two-area system is researched.

继而分析了多机系统状态矩阵特征根的特点和振荡模式与发电机参数之间的关系。其次，研究了四机两区域系统联络线振荡模式。

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The high IAA/ ABA ratio and zeatin content in bark of P.alba allowed the latent root primodia to resume their growth, and the cuttings could root and survive spontaneously.

银白杨皮部的IAA／ABA比值和玉米素含量高，潜伏根原基有迅速恢复生长的条件，能自发生根成活。

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Based on the linear model of governing object, this paper calculates the turbine transfer coefficients and six Ki parameters of generator in different work point, and the effect of these changing on latent root are calculated.

以调节对象线性化模型为基础，从1个实例计算入手，计算了不同工况下水轮机传递系数和发电机6个参数的变化情况，进而计算这些参数变化对调节对象特征根的影响。

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In the second parts, a method on studying stochastic transition of the Fokker-Planck equation is introduced, how to use the method of the latent root to on the Fokker-Planck equation is mainly deduced.

第二部分介绍了研究马达的随机跃迁方法-福克普朗克方程的特征根解法，着重推导了如何用特征根方法解福克普朗克方程。

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Firstly, we adopt Lyapunov function method, latent root method and analytical method to study the stability of equilibrium point in the system and the according area of existence.

首先，利用Lyapunov函数法、特征根法和解析法研究了系统平衡点的稳定性及其稳定性的存在范围。

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The latent root regression model with near-infrared spectra of 40 soybean samples was founded for analyzing the content of soybean protein in this study.

本文以大豆样品为实验材料，研究了特征根回归法近红外光谱定量分析。

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Two scientific laws were obtained through the study of the propcrties of latent root estimator.

通过研究特征根估计的性质，得出两个定理。证明了它是优于最小二乘估计的。

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On the Improved Latent Root Regression

改进的特征根估计

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Robust Latent Root Estimation for Adjustment Parameters

平差参数的抗差特征根估计

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Establishment of Quantitative Analysis Predictive Model with Latent Root Estimator

用特征根估计建立定量分析预测模型

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The properties of Latent Root Estimator and its application in Economics

特征根估计以及在经济上的应用

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The way to solve latent root of the second order cyclic number equations

二阶循环数列方程的特征根解法

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Study on Quantitative Analysis with Near-infrared Spectra Using Latent Root Regression Model

特征根回归法近红外光谱定量分析研究

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Theory research and Application about latent root of matrix

矩阵特征根的理论研究及应用

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Non-central quaternion Wishart distribution and its latent root's distribution

四元数非中心Wishart分布及其特征根分布

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An economic example is used to illustrate the application of latent root estimator.

结合经济问题说明了特征根估计方法的具体应用。

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The The Conservation Planning of Baoshan Historic City ( 1995 edition) itself includes the inside quality, perfecting procedures and implementing processes. The relative factors includes the choosing for the city developing strategy and the limitations of the time.

保护规划本身包裹其内在质量、完善过程、实施机制；规划之外的因素包括城市发展战略选择及时代局限。

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