1) flapping motion
振翅运动
1.
To study the effect of a progressive surface wave on the flapping motion of a vertical turbulent plane jet in shallow water, the laser visualizations and measurements were carried out in a water tank.
通过激光流动显示 (LIF)和测量方法 ,就表面水波对垂直平面射流的振翅运动的影响进行了实验和理论研究。
2.
A submerged, vertical plane jet impinging onto a free water surface will be self-excited into a flapping motion when the jet exit velocity exceeds a critical value.
在淹没平面水射流垂直冲击自由水面时,当射流出口速度大于临界振翅速度时,就会发生自激振翅运动(self-excited flapping motion)。
2) wing kinematics parameter
振翅运动参数
1.
The control effect of wing kinematics parameters on aerodynamics wrenches is analyzed firstly with theoretical analysis and simulation,and then a decoupled control mechanism is designed by mimicking the biological motion of insect flight,which can control the aerodynamics forces and moments independently by adjusting the wing kinematics parameter.
首先通过理论分析和仿真试验分析了翅膀的振翅运动参数对气动力旋量的控制作用;然后在对昆虫飞行所采用的生物学振翅运动进行模拟的基础上,通过调整翅膀的振翅运动参数,设计了一个能对气动力和气动力矩实现独立控制的解耦操控机制。
3) movement of wings
翅的运动
4) beating motion
扇翅运动
6) motional vibration isolation
运动隔振
1.
Based on the element of vibration,by analyzing the effect of vibration on interference stripe and experimental results,this paper intends to put forward using the way of motional vibration isolation and forced vibration isolation to reduce vibration in the process of experiment,and make an effective plan for anti-vibration to increase the rate of success in doing experiments.
从振动因素入手,通过分析振动对干涉条纹和实验结果的影响,提出用运动隔振和力隔振的方法来减小实验时的振动,制订出有效的抗振方案,提高实验的成功率。
补充资料：南美洲运动会和南十字运动会
1922年在巴西举行过1届南美洲运动会,参加者限于南美洲国家。1978年在玻利维亚举行过 1届南十字运动会，参加国有阿根廷、玻利维亚、巴西、智利、厄瓜多尔、巴拉圭、秘鲁和乌拉圭8国。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条