We elaborate the theory of localization algorithms, and implement the algorithm combined with radio wave propagation model in underground complex environment.
给出了该算法进行定位的原理，并结合井下复杂环境中的电波传播模型来实现该算法。
Using the Normal Model Theory and Wavenumber Integration Method, a low frequency acoustic wave propagation model in shallow sea of multi-layered media is constituted.
应用简正波理论并结合波数积分法，建立了浅海低频声传播特性的仿真数学模型。
Acoustic field simulation is an important part in sea combat field simulation. It is a key step to establish an acoustic wave propagation model in an underwater acoustic field.
声场仿真是研究舰船声场和海洋声环境的重要手段，而声传播特性仿真是建立声场环境的关键一环。
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