This subject comes from the project of the low noise test of submarine by Dalian test&control institute .
本课题来源于大连测控技术研究所“低噪声”测量系统研究项目中水下数据数字传输部分。
The model passes the white noise test, and it can be used for prediction and simulation of meteorological processes.
模型建立后首先通过了白噪声检验，可用于预报和模拟。
In this article the bearing ability test of hard gear face point-line meshing gear transmission and the trial of noise test are introduced.
本文介绍了硬齿面点线啮合齿轮传动的承载能力试验和噪声测定试验的情况。
In this paper several dynamic testing methods of electrohydraulic servo systems are introduced, including stochastic noise test, hammering test and sweep frequency test.
本文介绍电液伺服系统的几种动态测试方法，包括随机噪声测试，锤击法测试和扫频测试。
According to the noise test frequency range, select the appropriate data acquisition board and complete the evaluation system of collecting module.
针对低频噪声测试的频率范围，选择了合适的数据采集板卡，完成了评价系统的采集模块。
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.
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.
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。
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