模拟预处理机是水下主动探测系统的关键部件。
Analog pretreatment circuit is one of the key components of underwater active detection system.
本文介绍螺桨飞机舱内噪声的地面模拟方法和主动控制实验。
This paper presents the analogized methods and the active control experiments of the cabin noise for a propeller airplane.
目的应用两维对称模型模拟腹主动肪血管瘤的定常流动。
Objective Two-dimensional symmetrical models are used to simulate the steady flow in the AAA models.
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