上星期,欧盟委员会宣布了这个全欧盟范围内的方案,以提振欧盟27个成员国正在迅速滑向衰退的经济。
The bloc-wide proposal was announced the the EU's executive arm, last week, to pump up the economy of the 27-member European Union, which is fast sliding toward recession.
本文介绍了一个全尺寸十级亚音速轴流压气机试验台,并给出了该实物压气机旋转失速和喘振的试验结果。
The present article describes the pilot stand of a full scale ten-stage subsonic axial-flow compressor and presents the test results of the rotating stall and surge obtained therefrom.
对于风力作用下所引起的桥梁主梁抖振反应,通常采用全桥风洞试验或断面模型风洞试验配合数值分析进行评估。
Generally, either the full bridge model wind tunnel test or section model wind tunnel test with analytical procedure is used to evaluate buffeting responses of Bridges.
从理论上计算分析出由于安装阻尼减振装置,在全机各典型部位的减振优化设计的效果。
Theoretically calculate and analyses the effect for dynamical optimize design of the type place of the aircraft due to setting damp reduce thingamy.
文中简单介绍了半模和全模两期抖振试验的主要结果,提及了研究中存在的不足和将来研究应改进或加强的工作。
Test results of a half-model and a complete model, deficiency of the research, and the follow-on improvements are also introduced.
基于结构的有限元全物理模型,提出了一种双参数全模态颤振分析方法,并在ANSYS中实现。
A new approach of full-mode flutter analysis with double parameters is proposed, which is realized in ANSYS, based on the full-order discretized physical model of structure.
斜张桥的三维颤振理论目前尚不成熟,有必要进行这种桥型的全模型风洞试验。
As the three-dimensional flutter theory is still not satisfactory at present, it seems necessary to have a full-model wind tunnel test for such a type of bridge.
船员在船上感到快乐、积极参与一定会提振全船的士气。
Seafarers who feel happy and engaged are essential to boost morale onboard.
通过气弹全模型试验对斜风作用下湛江海湾大桥裸塔抖振响应性能进行了研究。
The buffeting performance of the free-standing tower of Zhanjiang Bay Bridge, a long-span cable- stayed bridge, under yaw wind is investigated by means of wind tunnel test of aeroelastic full model.
贝比•卢斯曾经被三振出局过1,300次,成为全联盟的一大记录。
经与有限元计算结果比较后可知,所识别的全桥气弹模型固有频率和振型结果令人满意。
The identified natural frequencies and mode shapes are found satisfying via a comparison with those obtained by finite element computation.
各阶自振频率较加固前要大,全桥刚度有所增加,加固后动力性能明显改善。
Also, the vibration frequency bands reinforcement than before, the whole bridge has increased stiffness, reinforced significantly, improved dynamic performance.
该模型可以对运行中风 机的流量、全压等参数以及喘振故障发生的条件和现象进行实时仿真。
The flow rate and total pressure of the fan can be calculated, and the surge condition and phenomena can be simulated with this realtime dynamic simulation model.
提出了一种在ANSYS中直接分析大跨桥梁三维全模态颤振的有限元模型和频域方法。
Authors presented a finite element (FE) model and frequency analysis method for analyzing 3-d full-mode flutter of long-span Bridges using ANSYS software.
基于结构的有限元全物理模型,提出了用于分析大跨度桥梁耦合颤振新的直接分析方法。将系统的气动运动控制方程转化成广义特征值问题。
This paper proposes a new direct flutter analysis of long span Bridges, based on the full order discretized physical model of structure.
基于结构的有限元全物理模型,提出了用于分析大跨度桥梁耦合颤振问题的全阶分析方法。
Based on a full discretized model of structure, a new full order method for analyzing coupled flutter problems of long span Bridges is proposed in this paper.
基于结构的有限元全物理模型,提出了用于分析大跨度桥梁耦合颤振问题的全阶分析方法。
Based on a full discretized model of structure, a new full order method for analyzing coupled flutter problems of long span Bridges is proposed in this paper.
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