The results of dynamic response are calculated by a numerical method.

Effects of Structural Modification on Dynamic Response and Fatigue Life in Helicopter.

主要是研究结构改变后直升机结构的动力学特性以及对疲劳寿命的影响.

Introduce control strategies based on dynamic model of induction motor and prospect development trend.

介绍基于异步电机动态模型的高性能控制策略及其发展趋势.

A class of stochastic input-output dynamic model with uncertain consumption is considered in this paper.

本文讨论了具有不确定消费项的动态投入产出模型,利用对策论导出了一种比较简单实用的产出近似估计方法.

A two-dimensional lumped mass dynamic model is then reduced from the model when incorporating several assumptions.

在此基础上,基于几个基本假设由三维模型缩聚形成二维串联多自由度动力模型.

A dynamic model of landing gear struts is introduced in a non-inertial coordinate system.

在 非 惯性坐标系中建立了起落架支柱的动力学模型.

The dynamic model of serial resonant inverter with phase-shift control is built by sample-data modeling.

采用数据采样法建立了基于移相调功串联谐振逆变器的动态模型.

A two-mass dynamic model for multi-valve train system and its differential equation were established.

建立了多气门配气系统两质量动力学模型及其微分方程.

On the basis of the experiment a dynamic model of 4135 diesel engine has been established.

论文以实验数据为基础建立了4135柴油机动力特性的模型.

Then the dynamic model of ultrasonic decomposition is constructed.

通过研究构建了超声裂解动力学模型.

It'seems that the prediction result is close to that with dynamic model.

模型的预报结果接近动态控制模型的预报精度.

The second floor gave way under the weight of the machines.

三楼地板在机器的重压下坍了下去.

The roof collapsed under the weight of the snow.

屋顶被雪压坍了.

The bridge collapsed under the weight of the train.

桥在火车的重压下塌了.

The branch snapped off under the weight of the snow.

那树枝在积雪的重压下啪的一声折断了.

The roof collapsed under the weight of snow.

房顶在雪的重压下突然坍塌下来。

A clear correlation is suggested that mankind has exerted a tremendously negative influence on natural species.

这清楚地表明人类给自然物种带来了巨大的负面影响.

The residual stress imposes considerable negative influence on quality of the spiral welded pipe.

残余应力对螺旋焊管质量有显著影响.

But just as some outside influences exert a negative influence on skin, others have positive effects.

正如某些外界的影响可以对皮肤产生不良的影响, 一些外界影响也可以对皮肤产生积极的影响.

In addition, other parents have had a negative influence on their kids by setting bad examples.

此外, 还有一些家长的不良榜样给孩子带来负面影响.

Contrary to our expectation, initial factors have significant negative influence on application performance.

和预期相反, 企业的先天条件和采用动因对应用绩效产生显著负的影响.