本文综述了结构声传递的四种数值计算方法：统计能量分析、有限元法、阻抗分析法、波动分析法。
Four kinds of numerical computing methods for structure_borne propagation are summarized: Statistical Energy Analysis, Finite Element method.
应用有限元方法对液压锥阀流场进行数值预报，分析其能量损失，噪声和流场结构的关系，并在此基础上对流道结构进行优化设计。
After calculating the flow field of the pyramidal, the relationship between energy loss, noise and the structure of the valve has been analyzed; the flow channel has been optimized.
混凝土构件温度场的计算可以根据能量守恒原理，采用有限元方法进行求解。
Based on principle of conservation of energy, the thermal field of concrete component can be gotten by the method of finite element.
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