one-dimensional unsteady flow 一维非定常流
One -dimensional unsteady flow 一维非恒定流
one-dimensional unsteady compressible flow 一维非定常可压缩流
one-dimensional compressible unsteady flow 一维可压缩非定常流动
One dimensional unsteady flow induced by a high speed train entering a tunnel was numerically studied using the method of characteristics.
为了给我国的高速铁路设计提供理论依据，采用特征线法对高速列车进入隧道引起的一维非定常流动进行了数值研究。
The fluid mechanics equations of one-dimensional incompressible unsteady flow are adopted in whole low-speed turbo-compression system.
本文将一维非定常不可压流体力学方程组，应用于整个低速透平压缩机系统。
The flow in the drainage pipe network is simulated by one-dimensional unsteady flow theory, and the calculation of the pumping stations, the water gates and submersed pipes is indicated.
采用一维非恒定流方程模拟地下排水管网内的水流，并给出泵站、闸门、淹没出流管道等排水系统的处理方法。
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