The testing and analysis methods as well as the conclusions given in this article have important significance for noise source recognition on the wall mounted air-conditioner.
本文给出的测试和分析方法以及结论对空调室内机噪声的识别有重要意义。
In this paper, by the methods of theoretical analysis, testing and simulation calculation, the economic driving mode of light vehicles traveling downhill is studied.
本文通过理论分析、试验和模拟计算的方法，对轻型车辆下坡行驶工况下经济性驾驶模式进行了研究。
Through calculation, testing and analysis, the crack monitoring and diagnosis methods of rotors are proposed and project examples are given.
通过计算与试验分析，提出了转子裂纹的监测和诊断方法，并给出了工程实例。
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