ID 原文 译文
52817 为了能够准确地得到其有效的振动信号，本文在对齿轮激励及各部件柔性特征分析的基础上，建立了变速箱刚柔耦合模型， In order to accurately obtain its effective vibration signal, the gearbox rigid-flexible coupling model is established and passed through the platform based on the analysis of the gear excitation and the flexible characteristics of each component.
52818 并通过台架实验验证了模型的可信度。 The frame test verifies the credibility of the model.
52819 以某实际工况为例，对箱体振动敏感区域进行了分析，并以此确定了其测点的位置，依托试验台架开展振动测试实验。 Taking an actual working condition as an example, the vibration sensitive area of the box is analyzed, and the position of the measuring point is determined. The vibration test is carried out according to the test bench.
52820 针对实测信号采用细化谱分析法和包络分析法进行处理，有效地提取出变速箱振动信号的调制信息， The signal is processed by the refined spectrum analysis method and the envelope analysis method, which effectively extracts the modulation information of the vibration signal of the gearbox,
52821 提高了振动信号采集的全面性和准确性， improves the comprehensiveness and accuracy of the vibration signal acquisition.
52822 为履带车辆变速箱状态监测与故障诊断的研究提供了方法和思路。 Research provides methods and ideas for the condition monitoring and fault diagnosis of the gearbox of the tracked vehicle.
52823 当前，纳米技术是全球最重要、发展最快的前沿领域之一。 Currently, nanotechnology is one of the most important and rapidly developing frontier in the world.
52824 本研究利用Innography专利库及Web of Science论文库检索系统，对我国纳米技术领域的专利和论文产出情况进行分析， By utilizing Innography patent database and Web of Science paper database retrieval system, this research analyzes the patents and papers output in the field of nanotechnology in China,
52825 从多个维度清晰展示了我国纳米技术基础研究和应用研究发展状况。 and clearly shows the development status of basic research and application research in the field of nanotechnology in China from multiple dimensions.
52826 研究结果表明，自2000年起我国纳米技术领域快速发展， The research results show that the field of nanotechnology in China has developed rapidly since 2000.