设计制造了发动机冷却风扇噪声性能测试专用试验台，用于冷却风扇的台架试验。

A specialized noise test bench of automobile cooling fan was designed to carry out the bench test and the outer vehicle acceleration noise test also was conducted.

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设计并安装了专用的齿轮箱试验台，并在台架上进行了模拟发动机与螺旋桨扭振激励状况下的试验。

A special gearbox test device was made to simulate the excitation of the engine and the propeller.

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针对汽车A SR机械部分台架检测无法实现问题，提出了一种新的台架检测方法，设计了检测试验台。

In order to resolve how to detect the mechanical part of vehicle ASR on bench, the bench detection method based on the working principle of ASR is proposed and the detection bench for ASR is designed.

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