• The modified Lindstedt-Poincaé method(MLP) is used t analyze strongly nonlinear vibration of beams. Attention is focused on the superhamonic and subharmonic resonances.

    本文采用改进L -P研究非线性振动分析谐波共振次谐波共振两种情况。

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  • According to the characteristic and demand of the bridge vibration measurement, the linear CCD detect technology is chosen t to realize the non-contact and mobile automatic measurement.

    根据桥梁挠度检测工作特点要求采用线阵CCD实现对桥梁振动挠度的远距离、接触性、动态自动化检测。

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  • It is introduced in the feature extraction of the vibration signal induced from reciprocating machinery valve, and t.

    提出了一种适应提取往复机械振动信号冲击特征信号处理方法。

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  • The self-excited vibration system consists of a(C. E. T. ) unit, one-way air-inlet valve and one-way fu…

    燃烧室-喷管,进气单向阀进油单向阀组成一个系统

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  • Experiment results indicate that there isn t much difference between experiment results and that of ship general vibration under ballast outbound condition calculated by transfer matrix method.

    试验结果表明利用迁移矩阵法计算得到压载出港条件船的振动结果试验结果差距不大

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  • The coal mine main hoisting system couldn t safe work with the vibration of the derrick (especially in starting or stopping) .

    煤矿提升系统由于振动无法满足安全生产要求(尤其是启动停车阶段)。

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  • Methods the vibration isolation design was achieved by putting a set of t type rubber absorbers between the model and its mounted surface.

    方法模型与其连接面之间增加上下对接T橡胶减振器实现设计

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  • Combined with the construction practice and theory study, the paper introduced t beam quality technology, attentions, methods, principle and experience of vibration.

    通过施工实践结合理论学习,就保证T质量的关键工艺振捣进行了介绍,并就振捣注意事项、方法原则经验进行了阐述。

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  • An experiment on a t shaped vibration structure is carried out. It shows that the method can achieve high simulation precision and meet the requirement of fatigue test and this method is practical.

    最后T梁振动台架上进行试验,可以达到很高模拟精度满足疲劳模拟试验要求证明这种方法实用

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  • There is a sharp peak in the power spectral density of da- ta. It is a narrow band random vibration which depends on t

    文中讨论了车轮振动加速度功率密度峰值性质,由于履带节的作用使车轮产生与车速有关的窄带随机振动。

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  • And a t forms rubber isolator is used to as the passive component of the integrated vibration isolator.

    其中,组合振器主动元件采用了压电堆作动器,被动隔振部分采用了一种套式的橡胶隔振器。

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  • The vibration test standards for train air-conditioning units are mainly TB/T 1804-2003 and IEC 61373-1999.

    列车空调测试标准主要TB/T 1804-2003IEC 61373-1999,但这两种标准试验目的、试验方法等方面都有着很大的不同。

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  • The vibration test standards for train air-conditioning units are mainly TB/T 1804-2003 and IEC 61373-1999.

    列车空调测试标准主要TB/T 1804-2003IEC 61373-1999,但这两种标准试验目的、试验方法等方面都有着很大的不同。

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