本文作者采用等效渗透系数方法模拟边缘效应，得到了其影响下的树脂流动前峰曲线和压力场。
In this paper, simulations are carried out with the approach of equivalent permeability, and the resin flow front curve and pressure fields with flow channels are obtained.
SHELLCV程序包含三角形壳元和矩形壳元两种单元，可以模拟复杂形状三维薄壁构件的RTM制造工艺注模过程，得到任意时刻的树脂流动前峰曲线、压力场分布。
SHELLCV can simulate the process of mould-filling in RTM for the 3d complex shape thin parts and predict the resin flow front advancement and the distribution of pressure field at any instant in time.
在一个季节流感结束的时候菌株的传播可能是引起下一季流感暴发的原因(因而被称为前峰波现象)。
Strains circulating at the end of one season's epidemic are sometimes responsible for the next season's outbreak (the so-called herald wave phenomenon).
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