longitudinal vibration的例句大全

The vibration of shafting is one of the main vibrations of internal combustion engine. It is a complex 3-D space vibration, torsional, longitudinal and lateral vibrations are coupling.

内燃机轴系振动是内燃机各种振动中的主要振动之一，其振动形式是较复杂的三维空间振动，主要包括同时耦合发生的扭转、纵向和弯曲振动。

The authors establish a finite element model for the longitudinal damped free vibration of the compound string, and work out the characteristic value of multiple degrees of freedom by the Lanczos method.

本文建立了混合杆柱的有阻尼纵向自由振动有限元模型，并采用兰索斯法求解这一多自由度的MCK型特征值问题。

Based on the results of prototype vibration tests and its analysis on piers of railway bridges, it is shown that effect of superstructure ( beam) constraint on the understructure ( pier) is considerable in longitudinal direction, but is very small in transverse direction.

根据铁路简支桥梁实体桥墩的原型振动试验结果及其分析，发现梁在纵向对墩有相当大的约束作用，而在横向对墩的约束作用很小。

A method for solving the problem of longitudinal free vibration of a bar with variable cross section

变截面直杆纵向自由振动的一种解法

The dynamic modulus of elasticity ( MOE) in bending of plywood was measured by tests of flexural vibration, longitudinal transmission and longitudinal resonant vibration.

通过弯曲振动试验、纵波传播试验及纵波共振试验对胶合板的抗弯弹性模量进行无损检测，并分析了三种试验方法测定结果之间的关系。

piezoelectric ceramic sandwiched transducer of ultrasonic longitudinal flexural complex mode vibration

夹心式纵-弯复合振动模式超声换能器的研制

This paper calculated the resonant length of longitudinal sonic ampli-tude transformer with additional mass ( the tool) in supersonic vibration cutting.

本文对超声振动切削中有附加质量（刀具）的纵振动变幅杆的共振长度进行了理论计算。

Research of vibration control for Large-scale aqueduct under longitudinal earthquake excitation

纵向地震动输入下的大型渡槽结构减振控制研究

a broadband and wide-beam longitudinal transducer is developed by designing the shape of vibration top and utilizing its flexure mode, and a nested structure of tail-mass is used to reduce the longitudinal size.

本文通过设计纵向水声换能器辐射头的形状及利用其弯曲振动模，实现宽带宽波束辐射特性，采用后质量块的嵌套结构有效缩小了换能器的长度。