ID 原文 译文
6364 因此,根据截断角域的选取原则,结合采样间隔设计了一种"一发多收结合转台旋转"的近场散射测试方法,用以验证"多发多收"双站模式的近远场外推方法的有效性和误差大小。 Therefore, according to the selecting principle of cutting Angle domain, combining with the sampling interval to design a kind of "combination of turntable rotate round over the" near-field scattering of testing methods, to verify "happens more" double stand model nearly far field extrapolation method is effective and the error size.
6365 通过在微波暗室对二面角进行测试,验证了该外推算法的正确性以及实验系统的可行性。 In microwave dark room to test of dihedral Angle, validate the correctness of the extrapolation method and the feasibility of the experiment system.
6366 尾流模型的构建对于尾流遭遇情形下的飞行动力学研究具有重要意义。 Wake model is built for drafting a case of flight dynamics research is of great significance.
6367 针对远距尾流的振荡发散特点结合正弦扰动特性构建尾流的长波振荡模型,分析不同幅值参数下尾流场速度参数,提出网格吸附法以解决坐标变换后排列不规则问题。 Oscillation divergence characteristics of distance race in combination with sinusoidal disturbance characteristics build long wave oscillation model of wake, analysis the wake flow field under different amplitude parameters speed parameter, grid adsorption method is put forward to solve the problem of irregular arrangement after coordinate transformation.
6368 通过与其他插值算法对比,结果表明网格吸附法在标点密度达到拐点的情况下插值速度最快,精度符合要求,效率最高。 Compared with other interpolation algorithms, the results show that the grid adsorption method under the condition of the punctuation density reached a turning point interpolation, fastest accuracy meets the requirements, the highest efficiency.
6369 最后,构建了前机的不规则尾流场。 At last, the irregular wake field before the machine is constructed.
6370 压制式干扰是广播式自动相关监视(automatic dependent surveillance-broadcast,ADS-B)系统面临的最常见且最有威胁的干扰之一。 Pressing type interference is related automatic dependent surveillance (automatic dependent surveillance - broadcast, ads-b) system is facing one of the most common and most dangerous interference.
6371 提出基于稳健协方差矩阵估计的ADS-B压制式干扰抑制算法。 Based on robust covariance matrix estimated ads-b pressing type interference suppression algorithm.
6372 首先,考虑了ADS-B信号的脉冲特性,将协方差矩阵的求解转化成凸优化问题。 First, consider the ads-b characteristics of pulse signal, the covariance matrix of the solution into a convex optimization problem.
6373 然后,利用求解凸优化问题得到的稳健协方差矩阵设计最优权矢量。 Then, the use of solving the convex optimization problems are robust covariance matrix design the optimal weight vector.