本文设计了一种S波段高功率微波天线的馈源系统，该系统由双模圆锥喇叭和矩-圆模式转换器两部分组成。
This paper designs a S-band feed system for HPM antenna, which consists of a dual-mode conical horn and a rectangular-circular mode convertor.
得到了随机游动中首次上穿梯高的若干矩的渐近性，利用它们可以导出一些有用的结果。
Asymptotics for some moments of the first ascending ladder height in a random walk are obtained on the basis of a powerful result, which can derive some useful results.
患者本身骨密度高者骨丢失少，假体肩托可部分减少股骨矩的骨丢失。
The collar of the stem could reduce bone loss at the calcar region.
结果表明该算法比传统的矩特征计算方法是具有高的运算速度。
The experiment shows that the new method has higher speed than the conventional way of moment computation.
六角形节块内的中子通量密度分布采用高次多项式近似表示，最后导出通量矩方程及偏流的响应矩阵方程。应用粗网再平衡和渐近源外推方法加速收敛。
The nodal equations and response matrix equations are derived using higher order polynomial approximations to the spatial dependence of the flux within the hexagonal-z node.
另外，系统采用了跟踪精度高，抗干扰能力强的矩心算法和算法简单、鲁棒性好、可靠性高的PID跟踪控制算法。
In addition, system adopt high track precision, strong anti-jamming rectangular center arithmetic and adopt simple arithmetic, high reliability PID track control arithmetic.
对一种带前体的高超声速矩转圆形进气道开展了数值仿真及高焓脉冲风洞试验研究。
A study is carried out on a hypersonic inlet with rectangular-to-circular shape transition and forebody using numerical simulation and high enthalpy wind tunnel test.
对一种带前体的高超声速矩转圆形进气道开展了数值仿真及高焓脉冲风洞试验研究。
A study is carried out on a hypersonic inlet with rectangular-to-circular shape transition and forebody using numerical simulation and high enthalpy wind tunnel test.
应用推荐