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Here a scheme to implement broad-band constant beamwidth digital beam-former has been presented. The results of computer simulation show the scheme is effective.
本文给出了一种宽带恒定束宽数字波束形成器的实现方案，计算机仿真结果表明了该方案的有效性。
In this paper, the Power Band Graph (PBG) modeling method is used to realize modeling of the human circulation system and conduct a simulation study on a simplified physiological system model.
文中提出的功率键合图建模方法能够较好地完成对人体循环系统建立仿真模型的工作，并对一个简化的循环系统生理模型进行了计算机仿真研究。
The preparation, purification, structural simulation, energy band calculation and electron-emission calculation of carbon nanotubes are studied principally in this paper.
本文主要研究了碳纳米管的制备、纯化、结构的模拟以及能带和场发射计算问题。
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