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- A model that take the backlash into account and is to analyze the torsional vibration based on 4-order Runge-Kutta method is built in this paper. 粗轧机主传动的主轴联轴器由于运行磨损和频繁换辊形成间隙,该间隙在咬钢过程中的启闭会引起系统咬钢冲击,导致主传动较大幅度的扭振。
- To convenient diagnosis, developing the diagnosis system to dieselengine's horizontal vibration based on Lab Windows/CVI software platform, which is a virtual instrument technology. 为方便诊断,采用先进的虚拟仪器技术实现软件LabWindows/CVI,开发了基于该软件平台的柴油机横向振动诊断系统应用软件。
- Hong Ye,Li Guohong,Cai Weiyou,et al.Fault diagnosis of hydrogenerator unit vibration based on wavelet packet analysis[J].Engineering Journal ofWuhan University,2002,35(1):65-68(in Chinese). [2]洪冶;李国宏;蔡维由;等.;基于小波包分析的水轮发电机组振动的故障诊断[J]
- Torsional vibration of a circular piezoelectric shell of polarized ceramics mounted on a rotationally vibrating base was analyzed. 摘要以线性压电理论为基础,分析了压电陶瓷圆柱壳的扭转振动问题。
- A kernel based generalized discriminant analysis(GDA) technique is proposed for the classification of stars,galaxies,and quasars. 提出了基于广义判别分析(generalized discriminant analysis,GDA)方法对恒星(Star)、星系(Galaxy)和类星体(Quasars)的光谱进行分类。
- Because key points and best breakpoints are exploited,the rules base generated by the proposed method is complete. 通过引入数据关键点及最佳分割点以保证规则库的完备性。
- automatic fact knowledge base generator 自动事实知识库生成程序
- miller current time base generator 密勒电流时基发生器
- The company is now experiencing a major upturn in it's customer base, general productivity and profitability and a reduction in staff absenteeism. 这些改进使该企业能以较低的成本向顾客提供更好的服务,同时让员工感到参与、更加清楚公司的运作。
- The company is now experiencing a major upturn in it‘s customer base, general productivity and profitability and a reduction in staff absenteeism. 目前,该企业的客户群、整体生产率和利润率都有着明显的好转,而员工的旷工情况明显减少。
- FREQUENCY RESPONSE OF BEAM VIBRATION BASED ON PROPAGATION OF WAVE 利用波的传播求梁弯曲振动的频率响应
- If have,fight the oxidation, antioxidant inadequacy that fights freedom radical action or lack, can make the freedom inside airframe base generation and cleared overbalance. 如果具有抗氧化、抗自由基作用的抗氧化剂不足或缺乏,就会使机体内自由基的产生和清除失去平衡。
- In order to avoid adopting the generation II scan mode taking much time for the ICT testing of large components, a new scan mode based generation III scan mode called bias scan was discussed and its reconstruction algorithm based on FBP was deduced. 对于较大尺寸构件ICT检测,为了避免采用费时的二代扫描,讨论了一种基于三代扫描的偏置扫描方式,推导了它的FBP重构算法。
- A wavelet packet transform based generalized regression neural network(WPTGRNN)was developed to process overlapping ultraviolet absorption spectra of p-nitroaniline,o-nitroaniline and m-nitroaniline. 开发了一种小波包变换广义回归神经网络(WPTGRNN)法,用于处理对硝基苯胺、邻硝基苯胺和间硝基苯胺重叠的紫外吸收光谱,达到不经预先化学分离进行同时测定的目的。
- Our quality is based solely on our sales samples. 我们的质量完全以货样为准。
- Normal operations of Army bases generate huge amounts of fuel spills,solvents and polychlorinated biphenyls(PCBs). 在陆军基地所进行的正常运作会导致大量的油料溢出,并产生大量的溶剂与聚氯联苯。
- Identification of Simple Supported Beam Vibration Based on Competition Network 基于竞争网络的简支梁振型识别
- Noise Reduction of Harmonic Drive Reducer Vibration Based on Wavelet Theory 基于小波理论谐波减速器振动信号的降噪研究
- The story is based mainly on tradition. 这故事主要来自传说。
- Even at full speed the ship's engines cause very little vibration. 这条船即使全速前进,发动机的震动也很小。