To satisfy the need of hardware-in-the-loop simulation of four-element infrared seeker, a method of dynamic infrared scene generation based on "direct signal injection" was proposed.
针对四元红外导引头半实物仿真任务的需要，提出基于“直接信号注入”的动态红外场景生成技术。
Based on the four-element model, the equation of the stress relaxation process is developed using the principle of Boltgation superposition in this paper.
以四元件模型为基础，利用玻尔兹曼叠加原理建立了纱线应力松弛变化过程的理论方程，并分别对彩棉喷气涡流纺及环锭纺纱线进行松弛实验。
Computations are performed for radiation field of inclined and horizontal four-element array with turnstile excitation, and some typical patterns are shown.
对倾斜的和水平的四元阵按相位旋转方式激励时的辐射场进行了计算、示出一些典型辐射图。
According to the principle of situation sequent for four-element connection number, analysis method of multifactor situation sequent in variety regional test was put forward.
依据四元联系数态势排序原理，提出了作物品种区域试验多因素态势排序分析方法。
The sound source localization method based on four-element planar crisscross array is investigated and the localization equations are derived, followed by the performance analysis.
本文研究了平面四元十字阵的定位原理和算法，并对其定向精度以及远场假设误差进行了仿真分析。
It gave the process design of four-element light rare earth separation and showed the result of dynamic equilibrium imitation by computer.
并以四组分的轻稀土分离为例进行了工艺设计，同时给出了计算机对该工艺的动态平衡模拟结果。
Considering the problems facing by the localization method for widely used four-element cross array, a five-element cross array scheme is proposed.
针对广泛采用的平面四元十字阵定位方法存在的固有缺点，提出了基于五元十字阵的低空目标声测无源定位算法。
Considering the problems facing by the localization method for widely used four-element cross array, a five-element cross array scheme is proposed.
针对广泛采用的平面四元十字阵定位方法存在的固有缺点，提出了基于五元十字阵的低空目标声测无源定位算法。
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