Usually, numerical simulation and experiment method are be used for analyzing the interior airflow field under the condition of natural ventilation.
在研究自然通风下室内流场分布情况时，一般采用数值模拟与实验测量两种方法。
There are three main research methods in natural ventilation: simple theory analyse method, experimental method and numerical simulation method.
目前自然通风主要有三种研究方法：简单的理论分析法、实验法和数值模拟法。
In this paper, theoretical analysis and numerical simulation of natural ventilation enhanced by solar energy has been carried out.
本文以太阳能烟囱为例对太阳能强化自然通风的原理进行了理论分析与模拟计算。
In this study, a numerical model was developed for the simulation of natural and mechanical ventilation effect for a long tunnel.
本研究建立了数值模式，可用于隧道自然通风与机械通风之模拟。
In this study, a numerical model was developed for the simulation of natural and mechanical ventilation effect for a long tunnel.
本研究建立了数值模式，可用于隧道自然通风与机械通风之模拟。
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