本文研究在竖向谐荷载作用下结构的横向动力稳定问题。
In this paper the lateral dynamic stability problem for a structure subjected to vertical harmonic load is studied.
结果表明,荷载偏心增大了支臂的动力不稳定区域,不利于支臂的动力稳定。
Based on the analyzing results, the eccentric loading increased the dynamic-instability district of the arm and would be adverse to its dynamic-stability.
针对单层k8型网壳结构在强震时的动力稳定问题,应用非线性有限元理论进行了分析。
To the dynamic stability of the K8 single layer latticed shell structures under the seismic loads, this paper carried out the dynamic stability analysis based on the nonlinear finite element theory.
针对结构动力失稳的判定问题,提出了一种适用于杆系结构动力稳定分析的应力变化率法。
Considering the judgment of dynamic instability of truss structures, a stress rate method for dynamic instability analysis of truss structures was proposed.
前言:电机泵动力作为旋转导向钻井工具导向力的一种,有着动力稳定、可控性好等优点。
The power produced by BLDC motor and pump is kind used by rotary steering drilling instrument, which has the characteristic of stabilization and easy controling.
输电铁塔结构的非线性动力稳定问题,是理论研究领域内一个前沿课题,目前在国内少有研究。
The nonlinear dynamic stability of transmission tower is a hot topic in theoretic research, but it is exiguous in China.
液体推进剂的晃动特性对大型液体运载火箭以及战略弹道导弹的飞行动力稳定性有着很大的影响。
The dynamic behavior of the liquid sloshing has great effect on the dynamic stability of the liquid filled space vehicle and the strategical ballistic missile.
液体推进剂的晃动特性对大型液体运载火箭以及战略弹道导弹的飞行动力稳定性有着很大的影响。
The dynamic behavior of the liquid sloshing has great effect on the dynamic stability of the liquid filled space vehicle and the strategical ballistic missle.
对不同矢跨比的单层球面网壳结构进行了分析,发现随着矢跨比的增大,动力稳定临界荷载减小。
To analyzed the single-layer reticulated domes of difference ratios of height to span and discover that the increment of the ratios of height to span, dynamic stability critical load decreases.
研究表明,初始缺陷对结构动力稳定临界荷载有影响,并且初始缺陷对不同矢跨比的结构影响不同。
The results show that the dynamic instability critical load of the imperfection structure is different from that of a perfection structure.
在高地震烈度区修建深厚覆盖层上的高土石坝面临许多新问题,如大坝的动力稳定、坝基液化问题等。
To build high earth-rockfill dam on thick moraine cover foundation in high earthquake intensity region will face many new problems such as dynamic stability, dam foundation liquefaction etc.
单层网壳的稳定性能是该种结构设计的主要控制因素,动力稳定是单层网壳稳定性能的主要组成部分。
The stability of single layer shell is the main control factor of its construction design, which the primary proportion is the dynamics stability.
如何有效地将边坡的变形分析和动力稳定评价有机结合起来一直是边坡动力稳定研究领域的热点问题。
It found that combination of deformation analysis and stability evaluation for slopes is still the focus in the study field of slopes stability.
研究纵向共振时结构横向动力失稳问题,推导出有关的计算公式,并由例题计算给出一些定量结果,证明在动力稳定分析中必须考虑纵向共振的影响。
This paper analyses the influence of vertical resonance on horizontal dynamic stability of structure. It derives related calculating formulas and gives some rationing results from practical examples.
在通常的全动力应用下,内核里中子的产量是稳定的(保持一个数量不变),反应器处于临界状态。
During normal, full-power operation, the neutron population in a core is stable (remains the same) and the reactor is in a critical state.
一份稳定的工资并不是他们唯一的动力。
鸭式无尾翼布局具有高度机动性和优越的超音速性能,但亦具有先天空气动力上之不稳定性。
The tailless delta-canard configuration is inherently aerodynamically unstable, which provides a high level of agility, particularly at supersonic speeds.
到目前为止,随着开发商的动力稍稍稳定,始于较低的销售数量,微软需要保证新的开发商保持平台的增长。
As developer momentum has been somewhat steady thus far, even with slow initial sales Numbers, Microsoft needs to ensure that new developers are brought on board to keep the platform growing.
拿槟榔屿举例,这里有宽阔的公路,稳定的大学科学毕业生作为劳动力,以及高效的电力供应和一个能使商品能运往世界各地的现代机场。
The island of Penang, for instance, has wide roads, a steady stream of university science graduates, an efficient power supply and a modern airport from which goods are flown around the world.
在劳动力总量增加较多、就业压力很大的情况下,保持了就业形势的基本稳定。
The employment situation remained basically stable despite a large increase in the total workforce and great pressure on employment.
此外,还配备了额外的支撑装置,冷却管道和特殊的空气动力学系统。所以,威龙的高速并没有以牺牲安全性和稳定性为代价。
Additional bracing, extra cooling ducts and special aerodynamics are fitted to the Super Sport, so that safety and stability are not sacrificed for top speed.
但当工具的使用所产生的新动力被充分利用以后,世界人口增长率下降并且趋于稳定。
But when the new power from the use of tools has been exploited, the rate of world population growth fell and became almost stable.
奥兰多一家新兴公司研发了一种新的电池生产技术,可提高电动力车辆电池的稳定性和持久性。
An Orlando startup has developed new manufacturing techniques that could improve the stability and lifetime of batteries used in electric vehicles.
因为他们觉得劳动力成本花费太高,人力资源太贵太不稳定。
Labor just costs too much, and "human resources" are just too erratic and costly.
这样的增长动力并不稳定。
即使在欧洲,不同社会对社会稳定、劳动力市场灵活性或公共支出也有不同预期。
Different societies, even within Europe, have different expectations for social solidarity, labour-market flexibility or public spending.
即使在欧洲,不同社会对社会稳定、劳动力市场灵活性或公共支出也有不同预期。
Different societies, even within Europe, have different expectations for social solidarity, labour-market flexibility or public spending.
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