free vibration 中文意思是什麼
free vibration
解釋
【物理學】自由振動。-
Any system capable of a free vibration without external force is a counter example, e. g. a wire in the piano.
任何一個無外力而能自由振動的系統就是一個反例，譬如鋼琴中的一條鋼絲。 -
Analysis of free vibration characteristics of stringed beam structure
張弦梁結構的自振特性分析 -
Development and property test of gzz - 1 free vibration column test system
1型自振柱試驗機研製與性能試驗 -
Free vibration column test
室內土工試驗自振柱試驗 -
The study of nonlinear thermoelastic free vibration of simply supported circular plate
簡支圓板非線性熱彈耦合振動問題的研究 -
Free vibration analysis of long - span suspension bridge scheme and effects of structure parameter
既有橋梁的技術檢定試驗研究 -
The analysis of free vibration of short cylindrical shell in thermal - elastic coupled field
熱彈耦合溫度場中短圓柱殼的動力響應分析 -
It can be used to solve free vibration problem of rectangular plates with arbitrary boundaries
可用來求解任意邊界矩形板的振動問題。 -
A new method to analyse free vibration of circular plates with oscillators or and elastic supports
拉壓不同彈性模量結構的動力特性分析 -
Free vibration analysis of a cantilever mortar beam with electrorheological fluid in a central crack
含電流變體砂漿復合懸臂梁結構的振動分析 -
Free - vibration and self - densifying concrete, also definited as self - compacting concrete, is a kind of concrete with good performance of fluidity, adherence and anti - segregation
自密實混凝土是一種低水膠比的高性能混凝土，在追求高強度、高耐久性的同時，重點實現高施工性能。 -
To best achieve the working performance of the said concrete, with the help of theology theory in the research, we have analyzed the principle of free - vibration densifying and shaping of mixed concrete, that is, with the perquisite of fluidity, the concrete should have good property of filling - up - space, penetration through voids of fixed steel reinforcement, adherence and prevention from losing water and segregation, and the conflict between anti - segregation and deforming capability should be sorted out
為得到自密實高性能混凝土的最佳工作性能，在研究中藉助流變學理論，分析研究了混凝土拌合物免振搗成型和密實的機理，在大流動性的前提下，要求混凝土具有良好的填充性、鋼筋間隙通過性和粘聚性，防止泌水、離析，解決變形能力與抗離析性能力的矛盾。 -
Secondly, to analyze seismic response of the concrete gravity dam, subspace iterative method was applied to compute free vibration period of the dam, time integration method was built up for the seismic time history analysis and formulation of coupled vibration of reservoir water and dam were also deduced
其次，針對混凝土重力壩的地震響應分析問題，採用子空間迭代法計算了大壩的自振周期，建立了地震時程分析的逐步積分方法，並且推導了庫水和壩體耦合振動的理論公式。 -
The process of modal analysis and the subspace alternate theory are introduced. comparison results show that as a simplified method equivalent sandwich plate method is accurate in precision. it also proved the study of free vibration property of space grids adopt ansys software is reliable
通過對擬夾層板法和ansys模態分析的比較，表明了擬夾層板法作為一種簡化的計算方法，其精度是比較高的，同時也證明了採用ansys軟體進行網架自振特性研究的可靠性，在此基礎上採用ansys模態分析對網架固有振動特性進行了研究。 -
At first, free vibration characteristic of the structure is analyzed, and it is discovered that the frequencies are denseness, moreover vertical vibration is dominant, the combination of ribbed truss and pre - stressed cables enhanced the structure ' s stiffness in some degree
文中首先分析了該結構的自振特性，發現該結構頻譜密集，結構以豎向振動為主。 -
As an example the main cable of the tsing ma suspension bridge is considered. the free vibration frequencies and the dynamic response under a harmonic point load are determined
作為算例，對香港青馬懸索大橋的主索進行了計算，求得了索的固有振動頻率以及索在簡諧荷載下的動力響應。 -
And free vibration frequencies of simple layer a electro - elastic plates re given. electro - elastic plates accompanied with normal material plates : firstly using the theories of simply supported and multilayered magneto - electro - elastic plates, without considering the magneto and electric effect, the general solution formulation of simply supported and multilayered plates are given
對于簡支壓電復合材料層合板問題，首先由簡支壓電壓磁彈性層合板問題的理論推導，不考慮其磁、電耦合效應，可以得到一般層合板的狀態變量表達式。 -
The rule of free vibration and vertical seismic action of pyrimid space grid ( psg ) roof structures are studied in this paper
本文主要研究平板型周邊支承正放四角錐網架的固有振動規律和豎向地震作用。 -
With the analyses of the relationship figure between iri and velocity of representative road profile wavelength, the change trend between iri and vehicle velocity wasn ' t monotone increasing and was mainly affected by free vibration frequency of vehicle system
通過分析典型路面波長國際平整度指數與行駛車速的關系圖，發現國際平整度指數與速度之間不是單調增長關系，除路面因素外，兩者之間的變化趨勢主要受車輛系統自振頻率的影響。 -
The study result indicated that the free vibration of the dam will be affect by opened hollow and pier added on dam
研究表明考慮孔口和閘墩對大壩的自振特性有一定的影響。
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