名词
中文翻译：闭合回路风洞
同义词：
['closed loop wind tunnel', 'closed circuit test rig']
例句：
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1. The closedcircuit wind tunnel is used to simulate the effects of airflow on materials.
闭合回路风洞被用来模拟气流对材料的影响。
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2.In this experiment, we used a closed circuit wind tunnel to study the behavior of particles in a fluid flow.
在这个实验中，我们使用了一个闭合回路风洞来研究流体中粒子的行为。
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3.The closed circuit wind tunnel is essential for testing new materials and designs before they are put into production.
闭合回路风洞对于在投入生产之前测试新材料和设计至关重要。