查询词典 frequency histogram

The experimental tests of stiffness and natural frequency are carried out and the results are compared with the results of finite element analysis and analytical method.

通过实验测试了该柔性机构的刚度和固有频率，并分别与有限元法和解析法的结果进行对比分析。

Natural frequency and dynamical respond of the pipeline structure are also analysed and calculated.

对管道结构的固有频率和动力响应也进行了分析与计算。

The results showed that the mount spacing can be varied to adjust the natural frequency of the rotational mode.

结果说明：改变隔振元件的间距能调整扭转振动的固有频率的大小。

The influences of the different stiffness of foundation on the natural frequency are investigated.

并考虑了不同的地基刚度对塔筒固有频率的影响，以及包括塔顶法兰的受力分析等。

It is a simple and convenient method in order to compute the natural frequency of a more complicated vibrational system.

能量法是从机械能守恒定律出发，对于计算较复杂的振动系统的固有频率来得更为简便的一种方法。

However, natural frequency of SRR is decided by lattice size, independent of transmission mode.

而金属共振环结构的固有频率只与结构的尺寸有关，不受传播模式的影响。

The first, A finite element method to compute the natural frequency of sandwich plates is found.

首先对粘弹性复合夹层结构的固有频率和动力响应进行研究，给出了一种计算粘弹性阻尼夹层板结构动力响应的方法，并编制程序进行求解。

Based on full-probability,a new solving method for probability density of natural frequency of a stochastic truss is proposed.

0引言在许多工程实际中，结构的各种物理、几何参数的随机性是客观存在的且是不能忽视的。

The effect of various structural modification on the natural frequency was evaluated and optimization design of the structure was presented.

床身结构的设计尺寸和布局形式，决定了其性能的优劣，如静、动刚度的大小和结构的模态振型等特征。

The effect factors on its natural frequency are analyzed through practical examples.

通过实例分析了影响固有频率的各种因素。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。