frequency mixing的例句大全

Using the time process, a higher precise can be reached, and ultrahigh resolution of perplexing frequency will be obtained. A detailed frequency mixing analyse process of two comparison signals is given.

系统利用时间处理方法实现时间和频率的高精度测量，可以进一步解决特高分辨率的复杂频率的测量。文章对两个比对信号的混频过程进行了详细的分析。

Based on heterodyne and vector analysis theories, origins and modes of the frequency mixing error and phase jump error were analyzed. On the above basis, procedures to improve the accuracy of the measurement system were suggested.

利用激光外差及矢量分析理论，深入研究了频率混叠误差和相位跳变误差的成因、变化规律，并讨论了提高测量系统精度的有效措施。

Furthermore, we excogitate a IF signal processing platform based on software radio, and write procedures of frequency mixing, filtering, PPP ( Pulse Pair Processor) algorithm and FFT ( Fast Fourier Transform) algorithm via VC++.

接下来设计了基于软件无线电的中频信号处理部分，利用VC++编写混频、滤波、PPP（脉冲对处理）算法、FFT（快速傅立叶变换）算法的程序。

For the life control and management of some internal military aero engine in the service, based on the flight profile and task frequency mixing, the assessment process of comprehensive flight conversion ratio for aero-engine is established, and the assessment method for aero-engine conversion ratio is presented.

为实现国内某型现役军用航空发动机寿命控制与管理，基于实测飞行剖面和任务混频，研究建立了军用航空发动机综合飞行换算率的确定算法和计算流程。

All the average methods for measuring ultrahigh frequency are based on the processing of frequency, the method for which is frequency mixing or harmonic mixing.

所有针对特高频率测量最基本的方法都是建立在对频率信号处理的基础上，而最常用的处理方法是混频或谐波混频的方法。

The tunable, coherent terahertz wave generation in a variety of isotropic semiconductor nonlinear crystals, such as ⅲ-ⅴ and ⅱ-ⅳ compounds, by difference frequency mixing is studied theoretically based on the theory of the cross-Reststrahlen band dispersion compensation phase-matching.

理论研究了利用剩余射线带色散补偿相位匹配原理，在Ⅲ-Ⅴ族和Ⅱ-Ⅳ族光学各向同性的半导体非线性晶体中差频产生可调谐THz波的可行性问题。

Mixing Frequency Excitation Current Source Used in Bioelectric Impedance Measuring System

用于生物阻抗测量的混频激励电流源

That is mixing the baseband signal ( linear frequency modulation signal and sinusoid signal) with two orthogonal local oscillated signal generated using direct digital synthetic technology to move the baseband signal to intermediate frequency band.

同样运用直接数字合成技术产生基带信号&线性调频信号和正弦信号，与本地载波混频后，将其频谱搬移到中频，完成数字上变频。

Dynamic Audio Frequency Domain Digital Audie Mixing

数字声频混录

The temperature inversion frequency is very high, the mixing height is low and the stratification tends to stable.

逆温频率很高，混合层高度较低，大气层结比较稳定；

The customer confirms the internal mixing material, process requirement, material formula as well as frequency and time of internal mixing feeding.

客户自行确定密炼物料及工艺要求，自行确定材料配方，密炼投料次数及时间。

Optimized HF Radar Work Frequency On-line Real-time Optimum selection of mixing frequency

高频雷达工作频率在线实时优化选择

Solution of coalescence frequency in liquid-liquid mixing

液液两相混合中液滴的凝并频率

Audio frequency module is very important in the video conferencing system, how to solve the problem of overflow after mixing is the kernel of the audio frequency module.

音频模块在电话会议系统中起着举足轻重的作用，怎样解决混音后带来的溢出问题又是音频模块中的核心。