零点形成,null steering
1)null steering零点形成
1.A new method fornull steering in antenna arrays;一种阵列天线零点形成的新方法
英文短句/例句
1.Gram-Schmidt Adaptive Null Forming Algorithm ofDigital Beam Forming;数字波束形成的G-S自适应零点形成算法研究
2.The Study on Multi-Point Forming Press and Its Key Components Used in Adjusting Elements;多点成形设备及其调形用关键零部件研究
3.An actual contact surface burst leads to the highest possible overpressures near ground zero.对于实际接触表面爆炸情况，在地面零点附近可形成最大的超压力。
4.A zero is ALWAYS paired with a pole.零点永远是和一个极点成对出现的。
5.The Research on the Limit Parameters for One-Operation Forming the Conical Part in Deep Drawing;圆锥形零件一次成形极限参数的研究
6.The Research on the Drawing of FVS0812 Hemisphere-shaped Workpiece;FVS0812薄板半球形零件拉深成形研究
7.Elastoplastic inflection study on the deep drawing figuration of spherical shaped parts球面形零件拉深成形弹塑性屈曲研究
8.§ 703. Form and venue of proceeding第七百零三条 诉讼的形式和地点
9.It is one form of Hilbert"s Nullstellensatz.它是Hilbert零点定理的一个形式。
10.The specific resistance change produces a zero shift.电阻的这一特殊变化造成零点漂移。
11.The specific resistence change produces a zero shift.电阻的变化造成零点漂移。
12.An Empirical Study on the Positioning Point of Success-ful Retail Enterprises in China;中国成功零售企业定位点的实证研究
13.Developmental Features of Types of Retail Business in China and Analysis of the Causes;中国零售业态的发展特点及成因分析
14.The Numerical Simulation of Flange Bending Part in Hydraulic Rubber Forming;凸弯边零件高压橡皮成形的数值模拟
15.The Theoretic Research and Optimization of Surface Parts Stamp Forming;曲面零件冲压成形的理论研究与优化
16.Research on Mechanical Behavior of Laser Rapid Forming Metal Part;激光快速成形金属零件力学行为研究
17.The Research on Numerical Simulation of Forming Parameters for Automobile Frame Parts of Sheet Metal;汽车骨架零件成形工艺参数数值模拟
18.The FEM Simulation of Bending Part using High Pressure Rubber Forming;高压橡皮成形弯边零件的有限元模拟
相关短句/例句
adaptive nulling自适应零点形成
1.This article presents dominant anti-jamming techniques used for selection of waveforms,ultra-low sidelobe forming andadaptive nulling in digital array radar,explains the method to achieve these goals,and gives out the results of simulations and performance tests.文章给出数字阵列雷达在波形选择、接收超低副瓣形成以及自适应零点形成技术等方面的主要抗干扰技术,阐述实现方法,并给出仿真和性能测试结果。
2.The article provides dominanting technology of digital array radar in wave-form choice,incepting ultralow side lobe andadaptive nulling,expounds the method of how to achieve its goals and gives the result of emulation and capability test.文章研究了数字阵列雷达在波形选择、接收超低副瓣形成及自适应零点形成技术等方面的实现,以及仿真和性能测试结果。
3)adaptive causing zero_point自适应零点形成技术
1.The combination forms the technique ofadaptive causing zero_point.本文提出的将自适应理论与空间平滑理论相结合的自适应零点形成技术，对于相干干扰，特别是主瓣内的相干干扰有很好的抑制作用。
4)null steering零点生成
1.This paper based on the generalization of development, basic idea and characteristic of genetic algorithm, applied this algorithm tonull steering of linear arrays by controlling only the current amplitudes.在对遗传算法的发展,基本思想,特点等方面作简要概述的基础上,将该算法应用于唯幅度控制的天线阵方向图零点生成。
2.The proposed algorithm is applied tonull steering of linear array by controlling only the current phases.提出了一种采用基于适应值的高斯变异和自适应克隆规模控制相结合的免疫算法,并将该算法应用于相位控制的方向图零点生成。
5)ptototyping mechanical parts零件成形
6)nulling零陷形成
1.Starting from the model of transmitting pattern,this paper sets up the minimal optimization model of variance between the amplitude coefficient and Chebyshev coefficient under the restriction ofnulling in specified orientation.最后讨论了不同的副瓣水平、零陷宽度、阵间距对发射波束零陷形成的影响,以及存在幅相误差下算法的稳健性。
延伸阅读
函数零点我们把函数y=f(x)的图像与横轴的交点的横坐标称为这个函数的零点，即方程的根。f(x)的零点就是方程f(x)=0的解。这样就为我们提供了一个通过函数性质确定方程的途径。函数的零点个数就决定了相应方程实数解的个数。若函数y=f(x)在闭区间[a,b]上的图像是连续曲线，并且在区间端点的函数值符号相反，即f(a)·f(b)<0，则在区间(a,b)内，函数y=f(x)至少有一个零点，即相应的方程f(x)=0在区间(a,b)内至少有一个实数解。
