phase spread
英 [feɪz spred]
美 [feɪz spred]
相带; 【电】相张度
双语例句
- Phase five is marked by human-to-human spread of the virus into at least two countries in the same area of the world.
五级预警表示，病毒在世界上同一个地区的至少两个国家通过人和人之间进行传播。 - The iron and magnesium phase mostly appeared white amorphous state and was continuously spread in blank phase and gray phase.
铁镁相多数呈现白色无定形状，连续延伸于黑色相与灰色相中； - Equalization Algorithms for Continuous Phase Modulation on Long Delay Spread Channels
连续相位调制信号在长时延扩展信道下的均衡算法 - Just over a decade ago, owning a private car was still frowned upon in China, but the launch of McDonald's drive-thrus is the latest phase in the rapid spread of US-style car culture.
就在十多年前，拥有一辆私家车在中国还是令人难以接受的事情，但麦当劳得来速餐厅的推出，则是迅速普及的美国式汽车文化的最新阶段。 - And HBV-DNA darken rate parting for 33.3%, 36.1%, 41.7%, 44.4%, which showed at follow-up survey phase within forward spread effect darken rate have got with time incremental trend over.
HBV-DNA转阴率分别为33.3%、36.1%、41.7%、44.4%，显示在随访期内远期持续效应转阴率有随时间增加的趋势。 - The progresses of signal processing techniques have now led to a successful development of the complementary series phase reversal coded pulse compression radars, which have a low range sidelobe level within a narrow doppler spread range.
当前由于信号处理技术的进展，能在较窄多普勒范围内得到低距离旁瓣的互补序列倒相编码脉冲压缩雷达已经问世。 - The results show that when the phase spread or energy spread of the bunch is large, relatively large errors could be introduced in z-code during the calculation of space charge effect. Therefore t-code should be adopted instead in the dynamic simulations for more accurate results.
结果表明，当束团的相位宽度大或能散大时，z-code在计算空间电荷作用时会引入相对较大的误差，从而应该使用t-code来进行动力学模拟，以获得更准确的结果。 - Self-defined Phase Encode Spread Spectrum Technology Based On Software Defined Radio and its Implementation Using FPGA
基于软件无线电的自定义相位扩频编码与FPGA实现 - This paper analyzes the balance property of Z 4 sequences and discusses in detail the correlation distribution of the generalized odd correlation of the 4 phase spread spectrum sequences based on Z 4 codes.
本文首先分析了Z4序列的平衡特性；然后详细讨论了Z4码四相扩频序列的广义奇相关的分布； - Analysis of the 4-phase Spread spectrum Sequences Based on Z_ 4 Codes
一种Z4线性码四相扩频序列的分析 - Discussing the condition of getting the crust's average wave velocity with extended spread method, including the conditions of Moho seismic phase, surface and receive the length of spread and so on.
讨论用延长排列法求取地壳平均波速的条件，包括Moho震相的条件、地表条件和接收排列长度的条件等。 - Mixed Phase Sine Winding in Which Each Slot Represents a Phase Spread
每槽构成一相带的混相正弦绕组 - A Practical 4-phase chaos spread-spectrum sequences
一种实用的四相混沌扩频序列 - This paper puts forward the application of a Quadri phase spread spectrum ( Q SS) technique in the system of satellite position and communication, adopts a model of satellite transponder which is given by Swiss, and deduces Q SS expressions at the output of satellite transponder.
本文提出了在卫星定位通信系统中采用四相扩频（Q-SS）技术，并沿用瑞士人给出的卫星转发器功率放大器的数学模型，推导了Q-SS信号通过卫星转发器后输出的表示式； - By exploring the phase information among symbols of the Direct Sequence Spread Spectrum ( DS-SS) signal, a novel de-noising approach, used in low signal noise ratio environment, is presented.
利用DS-SS信号符号间相位信息，提出了一种可工作于低信噪比下的直接序列扩谱（DS-SS）信号噪声抑制方法。 - Tone Phase Reversal Detection with Frequency-Offset Feed Back A novel single tone jamming elimination scheme for multi-carrier spread spectrum system
带幅频反馈的单音信号相位翻转检测多载波扩频系统中单音干扰抵消的新方法 - However, due to the complex propagation conditions of electromagnetic wave in HF band, many disadvantageous factors, such as phase path contamination and multimode propagation, will cause the neighboring target submerged in the spread clutter.
但是由于高频HF段的电波传输环境复杂，存在相位路径失真和多模式传输等多种不利因素，会导致接收到的杂波展宽，从而淹没于杂波附近的目标回波。 - A Method of Acquiring Carrier Difference Phase in Spread Spectrum Orientation System by Pilot Symbols
扩频定位系统中一种利用导引符号提取载波差分相位的方法 - By using 3-zone phase pupil filter, the point spread function ( PSF) of the optical system is modified, and the optical energy distribution at the focal plane is modified accordingly.
利用三区位相光瞳滤波器的超分辨性能，改变光学系统的点扩散函数，从而改变接收端焦平面上的光强分布。 - It also compares the 4 phase spread spectrum sequences based on Z 4 codes with other 4 phase spread spectrum sequences with respect to the correlation properties such as the correlation peak and the correlation mean square.
并就相关峰值和相关均方值等相关特性，通过计算机仿真，将Z4码四相扩频序列与其它四相扩频序列进行比较。 - The gaseous phase rust-proof agents worthy to be spread
值得推广的气相防锈剂 - The results show that the 4 phase spread spectrum sequences based on Z 4 codes have good correlation properties. And it may be a candidate for the 4 phase spread spectrum sequences in DS/ CDMA systems.
结果表明，Z4码四相扩频序列具有优良的相关特性，可作为DS/CDMA四相扩频序列的侯选。 - The construction phase of Chinese Sports Television Column includes positioning planning, image building and spread operation.
我国电视体育品牌栏目的创建阶段包括定位筹划、形象塑造与传播运营三个要素。 - In greedy phase, optimization algorithms through each round advance to spread the seeds of the current collection, get the current active set, to avoid the collection node computing marginal revenue, greatly reducing the amount of repetitive calculations, improving the efficiency of greedy stage.
在贪心阶段，NPG算法通过每一轮提前对当前种子集合进行传播，得到当前的激活集合，避免对集合中的节点计算边际收益，大大减少了重复的计算量，提高了贪心阶段的效率。 - This scheme achieves the aim of finishing searching PN code phase and Doppler frequency simultaneously after reading in M PN code cycles of spread spectrum signal, which shortens the acquisition time greatly.
此方案实现了一次读入M个伪码周期的扩频信号，同时完成伪码相位和多普勒频率搜索的目的，使捕获时间大大缩短。 - According to the detection method, we can inspect the phase of botnet establishment, control and attacking. Once botnets were detected, the filtration and anti-virus module of the system this paper designed can control the spread and harm of botnet further more.
根据检测算法，系统能够及时发现僵尸网络的建立、控制与攻击，并通过清洗模块与专杀模块进一步遏制僵尸网络的扩散与危害。 - The development of broadband services from technology assessment and market test marketing phase of rapid establishment and spread rapidly from the mass market.
宽带业务的发展已经从技术评估和市场试销阶段迅速转向快速建立和铺开大众市场。