ID 原文 译文
38726 而且,由于自抗扰控制器的抑制内外扰动能力更强,更适合复杂海洋环境下的运动控制。 Moreover, due to the inhibition of adrc, both inside and outside disturbance ability is stronger, more suitable for motion control in a complicated Marine environment.
38727 着陆导航是飞行安全中的重要一环,随着机场周边建筑物的密集化,由机场跑道周围地形地物产生的多径效应将影响导航信息的准确性。 Landing navigation is an important part of the flight safety, with the concentrated buildings surrounding the airport, the airport runway surrounding terrain of multipath effect will influence the accuracy of the navigation information.
38728 从天线辐射场型的角度,基于二元天线阵对航向信标天线建模,得到理想天线辐射场型;以建筑物反射为例,结合天线镜像原理得到多径效应下的天线辐射场型。 From the Angle of the antenna radiation field type, based on binary antenna array of course beacon antenna modeling, get ideal type antenna radiation field;Mirror reflection to building as an example, combined with antenna principle by multipath effect under the antenna radiation field type.
38729 仿真对比结果表明建筑物多径效应造成了航向信号方向性变差,幅值发生剧烈跳变。 Contrast the simulation results show that multipath effect caused by building course signal direction, amplitude radically jump.
38730 基于航向信标系统高级仿真(advanced trainer on localizer,ATOLL)分别进行进近飞行与圆弧飞行的信号校验仿真,分析多径效应对航道调制深度差值及航道信号覆盖范围的影响,找出某新建机场存在航向信号不稳的原因。 Based on the advanced simulation range system (advanced trainer on the localizer, ATOLL) respectively to approach with circular arc flight check signal simulation, analysis of the multipath effect on channel modulation depth difference and the influence of channel signal coverage, to find a reason for the new airport is heading signal is unstable.
38731 针对难以依据航材消耗数据进行分类的问题,建立基于消耗波动性聚类分析的分类模型。 Aiming at the problem of difficult to classify according to the material consumption data, based on the classification of the consumption volatility clustering analysis model is established.
38732 基于消耗序列波动性将航材转化为二维图,因该机型服役时间较短,航材样本数量较小,选用无监督分类算法聚类分析对航材分类。 Sequence based on consumption volatility will supply chain into two-dimensional figure, because time is shorter, the aircraft service chain sample size is lesser, choose unsupervised classification algorithm clustering analysis to the material classification.
38733 针对传统聚类算法的局限性,提出层次划分聚类算法,并使用"容距比"参数为初始中心选择良好环境。 Aiming at the limitations of traditional clustering algorithms, a hierarchy clustering algorithm is put forward, and use "let distance than" parameter choose good environment for the initial center.
38734 仿真结果显示层次划分聚类算法更加稳定高效,同时表明该模型能有效进行航材分类。 The simulation results show that the hierarchy clustering algorithm is more stable and efficient, and at the same time show that the model can effectively classify material.
38735 针对无线通信能量受限设备安全问题,提出了采用时间反演和人工噪声的无线协能传输方案(time inversion and artificial noise simultaneous wireless information and power transmission,TRAN-SWIPT),来提高能量受限无线供电网络的保密性能。 According to wireless communications limited energy equipment safety problem, put forward by using time inversion and artificial noise wireless association can transmission scheme (time inversion and artificial noise simultaneous wireless information and power transmission, TRAN - SWIPT), to improve energy limited wireless power supply network security performance.