Combining the wavenumber integral model and virtual source method, a software for 3d scattering field from the buried target was developed.
基于波数积分声场模型和虚源方法，开发了可计算海底掩埋物体三维散射声场的模型软件。
This article has shown you how to complete a physical-to-virtual system migration using an image-based method and open source tools.
本文向您展示了如何使用基于映像的方法和开源工具完成物理-虚拟系统的迁移。
A photon virtual source model was developed for simulating arbitrary shape and intensity distributions of external beam using Monte Carlo method.
本文应用蒙特卡罗算法建立了一个光子虚拟源模型，用于模拟计算任意形状和强度的外照射放射治疗的射束分布。
Based on Image Theory and tube-tree method, an applicable ray tracing method based on virtual source tree was presented in this paper.
本文在参照了镜像法、射线管法等射线跟踪思想的基础上，提出了一种有效的基于虚拟源树的射线跟踪模型。
This paper provides an effective ray tracing method for prediction of microcellular radio propagation, which is called a ray tracing method based on virtual source binary tree.
本文提出了一种能有效预测微小区环境中电波传播的射线跟踪算法——基于虚拟源二叉树的射线跟踪算法。
The paper probes into the main source of the risk of virtual logistics organizations, gives out its evaluating method and puts out the countermeasures of risk schedule.
总结了虚拟物流组织风险的主要来源，给出了虚拟物流组织风险的评估方法，并进行了应用分析，提出了虚拟物流组织的风险规划对策。
The paper probes into the main source of the risk of virtual logistics organizations, gives out its evaluating method and puts out the countermeasures of risk schedule.
总结了虚拟物流组织风险的主要来源，给出了虚拟物流组织风险的评估方法，并进行了应用分析，提出了虚拟物流组织的风险规划对策。
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