It shows a high theoretical and practical value, and establishes a theoretical and technical foundation for the study of controlling and forecasting blast vibration damage.
该方法具有较高的理论和应用价值,为系统开展爆破震动危害控制和预测研究奠定了理论和技术基础。
This lays down a theoretical foundation for quick selection of right axial vibration drilling parameters and successful automatic machining of deep holes.
为快速选择合适的轴向振动钻削参数,实现深孔的顺利加工与自动化加工奠定了理论基础。
The reason of vibration due to weak stiffness of foundation of rotary machinery is analyzed from vibration mechanism.
针对风机基础刚度差引起的振动故障,建立了旋转机械转子力学模型。
Blast vibration analysis is a foundation for studying control of blast vibration damage and provides a prerequisite to controlling blast vibration.
爆破振动分析是研究爆破振动危害控制的基础,也是控制爆破振动危害的前提。
The foundation template support is not strong, the pouring concrete is too high, the concrete vibration impact, so that the template displacement, resulting in the deviation of the baseline.
基础模板支设不牢固,浇筑混凝土下料过高、混凝土振捣撞击,使模板位移,造成基准线产生偏差。
Guide bearing clearance is too small, the vibration of the rotating shaft will be transferred to the bearing and foundation, the bearing clearance is too large, the rotating shaft vibration.
导轴承空隙过小,会把转动轴的振动传给支座和基础,导轴承空隙过大,转动轴振动大。
Then the molecule vibration foundation of the near infrared spectrum and the spectrum character of the organic compound were theoretically described.
然后从理论角度描述了近红外光谱的分子振动基础和有机化合物的近红外光谱特征。
In this paper, the vibration characteristics of frame foundation for steam turbine generator set is performed by model modal test method.
采用模型模态试验方法对汽轮发电机组框架式基础的振动特性进行了研究。
The primary analysis was done on the experiment results and the site experience of vibration test on the elastic foundation slab was concluded.
在此基础上,对试验结果进行了初步的分析并总结了弹性地基板振动测试的场地经验。
In this paper, the vertical forced vibration of dynamic foundation on viscoelastic layered half space was studied in detail.
本文较深入地研究了层状粘弹性半空间上刚性圆形基础的垂直振动问题。
In this paper, the actual displacement of the structure foundation under blasting vibration stimulation is calculated at first, then, the response of structure by the displacement can be worked out.
文中的求解方法是先通过计算结构基础在爆破震动激励下的实际位移,再通过基础的实际位移来求解结构的响应。
Design on foundation of large vibration screen is a specialized and complicated task, which involves both mechanical and civil construction specialities.
大型振动基础的设计涉及机械和土建两个专业,本文对椭圆振动筛的地基进行了计算和设计。
Cutting force simulation is not only an important part of physical simulation in milling process, but also the foundation of vibration prediction and surface topography estimate.
铣削力仿真不仅是铣削加工过程物理仿真的重要组成部分,同时也是颤振预报、表面形貌评估的基础。
Thus it lays the foundation to the electrical machinery structure vibration influence for the further studying of the radial force.
从而为进一步研究径向力波对电机结构振动的影响奠定了基础。
Problems regarding nonlinear natural vibration of pendulum spring under foundation displacement excitation are studied.
研究基础位移作用下悬挂弹簧的非线性固有振动问题。
The spline function is used in the analysis of free vibration problem of plates on elastic foundation.
本文提出一种用样条函数分析弹性地基板自由振动的新方法。
The paper introduces the succeed experience of soft and liquefaction foundation treated by CFG pile and crushed stone pile by means of vibration pile sinking technology.
本文介绍了某工程采用振动沉管工艺进行CFG桩与碎石桩联合处理软弱、液化地基的成功经验。
A general solution of differential equation for free vibration displacement function of compressed rectangular thin plates on two parameters elastic foundation is established.
建立了双参数弹性地基上受压的矩形薄板自由振动位移函数微分方程的一般解,其中积分常数由边界来确定。
The result will lay the foundation to further study vibration, fatigue, noise of dump truck and for the frame of reference for design optimization.
为进一步研究整车振动、疲劳、噪声等奠定了基础,也为车架结构的优化设计提供参考依据。
The nonlinear natural thermal vibration of a rectangular orthotropic plate on a nonlinear foundation was studied.
研究了非线性地基上正交异性矩形板的非线性固有热振动。
The method can be used to calculate the vibration features of circular blades with friction damper, so it provided the foundation for designing the blade with friction damper.
该方法稍加推广即可研究循环叶片组的振动特性,为指导带缘板阻尼器叶片的减振设计奠定了基础。
As mixing pile composite foundation has non vibration, non pollution non squeezing effects as well as saving steel products, recently it has been more and more used on the engineering practices.
由于搅拌桩复合地基具有无振动、无污染,不存在挤土效应,节省钢材的特点,使搅拌桩复合地基近年来已逐步地应用于工程实践中。
The vibration of tower cranes will cause greater dynamic stress, and the modal analysis is to determine the vibration characteristics of its structure and serves as the foundation of other dynamics.
塔式起重机的振动会引起较大的动态应力,模态分析就是确定其结构的振动特性,也是其他动力学的基础。
The safety vibration velocity for young foundation concrete adopted in our country is of some safety.
我国现行采用的新浇筑大体积混凝土基础面上的爆破安全振动速度有一定的安全储备。
The natural frequency is a critical parameter of structure vibration; it is the foundation to investigate the dynamic response of composite beam.
而结构动力特性中的自振频率是反映结构自身特点的重要参数,是研究组合梁动力学问题的基础。
This paper studied the ground pressure resistance which is the key parameter of vibration characteristics in erect orientation of dynamic foundation.
研究影响动力基础竖向振动特性的关键参数——地基抗压刚度。
Passive synthetic control of isolation and absorption vibration of machine system mounted on flexible foundation is studied in this paper.
着重研究柔性基础上机械系统的被动隔振和吸振综合控制。
The present paper studies the dynamic response of the foundation of vibration table, using a simplified mechanical model of coupled horizontal and rocking vibration of embedded footing.
本文应用埋入基础的水平与摇摆耦联振动的简化力学模型,分析了振动台基础的动力反应。
The results have proved that treating superficial layer soft foundation with dry vibration crushed stone piles has advantages of reliable technology, low cost and short time limit.
指出干振碎石桩处理浅层软弱地基土技术可靠,成本低,工期短的优点。
It also provides the newest achievement about the study of the vibration mill, which establish the theory foundation of the researching the dynamical theory of the vibration mill.
给出了振动磨研究的最新成果,从而为研究振动磨动力学理论奠定了基础。
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