查询词典 frequency bandwidth

To accommodate the current situation that nodes can frequently join and leave the overlay session, this paper presenta load balancing algorithm based on the link available bandwidth. This algorithm utilizes the known knowledge of the physical topological structure, chooses the routing path that has the least effect on the available bandwidth among multiple routing paths, so as to obtain a lightly-loaded overlay edge.

针对节点频繁地加入和退出覆盖会话的现状，本文设计了基于链路可用带宽的负载均衡路由算法LBR，利用已知的物理拓扑知识，在多条路由路径中选择一条对网络可用带宽影响最小的路由路径，得到轻负载的覆盖边。

However, the technique occupies wide bandwidth which conflicts with a cascade of EDFA and whole system's bandwidth.

这一方面的工作主要集中于WDM光通信系统中四波混频特性的研究。

For aero-optic problem, however, even in the case of relatively slow (0m/s) turbulent flow, a minimum wave-front-sensor bandwidth of approximately 2kHZ. For aberrating flow fields associated with airborne optical system, bandwidth ranging from 30 to 100kHZ are needed.

气动光学则通常与光通过湍流剪切层等一类问题相关，例如机载光学成像系统、光学制导系统等，发射或者接收的光都必须通过飞行器表面由于飞行所形成的剪切层或者飞机尾流。

The simulation result shows that this antenna has wider impedance bandwidth and axial ratio bandwidth.

该天线具有较宽的阻抗带宽和轴比带宽。

But commonly it has narrow impedance bandwidth and axial ratio bandwidth.

但是同时也存在阻抗带宽和轴比带宽相对较小的缺点。

A small size MMW CP microstrip antenna is designed using sequential phase rotation method in this paper.The simulation result shows that this antenna has wider impedance bandwidth and axial ratio bandwidth.

采用连续相位旋转法设计了一种四单元的小尺寸的毫米波圆极化微带天线阵列，仿真表明：该天线具有较宽的阻抗带宽和轴比带宽。

We can observe four results in our experiments:(1) better playback quality,(2) efficient bandwidth consumption in the network,(3) bitstream aggregation in the network, and (4) well-performed bandwidth usage of media gateways.

从整个实验的结果上可以观察到以下几项，第一是做到对於使用者装置上都能获得较好的播放品质，第二是在整个架构传输的网路频宽使用上是有效率的，第三是使的网路上的串流集中，最后是可以发现到整个网路上的多媒体中继节点的频宽的使用上也是有效率的。

By numerical calculation the small signal gains of five different shape grating structures are investigated, and the results indicate the triangle-groove SWS has the smallest gains and widest bandwidth and the swallow-tailed groove SWS has the biggest gain and the narrowest bandwidth among these structures.

研究表明在相同梳口和梳宽情况下，三角形梳结构的小信号增益最低，但带宽最宽，热相速最大；倒梯形梳结构的小信号增益最大，但带宽最窄，热相速最小。

GHz ridge－loaded helical groove slow wave structure with a 20kV electron beam are given and the investigations of the effect of the ridge dimensions and electron beam parameters on the small signal gain are carried out. It is indicated from the calculation results that this type of structure is suitable for use as s SWS of high power, high gain but narrow passband millimeter TWT, of which the 3dB gain bandwidth is 3.4%. In order to increase the bandwidth, the reduction of the ridge gap or the increase of the electron beam current in an allowable range may be useful.

GHz的脊棱加载慢波结构的具体尺寸，并对此结构中小信号增益随脊尺寸的变化情况及电子注参数对其影响进行了研究，计算结果表明：此结构适宜于作为高增益窄带毫米波大功率行波管的慢波线，其3dB增益带宽为3.4%，为了展宽其工作带宽，可以适当减小间隙宽度，也可在一定范围内提高电子注电流。

On the basis of characteristics of the electric circuit, theoretical analysis has been given about noise and bandwidth of the PMT preamplifier circuit, and theoretical formulas for noise and bandwidth have also been presented in this paper.

根据所研制电路的特点，论文还对光电倍增管前置放大电路的噪声和带宽进行了理论分析，给出了噪声和带宽的理论计算公式。

But Severus escaped the hands of those that Julianus had sent to murder him and sent a letter to the praetorian guard, giving them the signal either to desert Julianus or to kill him.

赛维鲁总算逃过了尤利阿努斯派来的杀手，并写了一封信给罗马的禁卫军，向他们发出信号，要么抛弃尤利阿努斯，要么干掉他。他们立即服从了。

This text is in terms of this of " human nature ", it is under the influence of western literature human nature thought to probe into, awakening in human nature of novel works and all sorts of limitations that affectionate The school of Mandarin Duck and butterfly.

本文便是从"人性"这一角度，探讨在西方文学人性思想的影响下，清末民初鸳鸯蝴蝶派的言情、哀情小说作品在人性方面的觉醒与种种局限。