2) motion excitation
运动激励
1.
In order to meet testing requirements of MEMS periodic motion,a synchronous control system of stroboscopic imaging and motion excitation based on FPGA is built for the excitation of periodic motion and the image acquisition in the course of the high-speed motion of microstructures.
本文针对静电型MEMS周期运动测试的要求,设计并研制了一种基于FPGA的频闪成像和运动激励同步控制系统,用于MEMS器件的周期运动激励和微结构高速周期运动过程中清晰图像的获取。
4) Ambient ground vibration excitation
地脉动激励
5) ground motion
地面运动
1.
The influence of three-dimensional fault sites on the ground motion;
三维竖向断层场地对地面运动的影响
2.
Analysis of evolutionary power spectra density function of ground motion induced by blasting seismic;
爆破地震地面运动的演变功率谱密度函数分析
3.
,this paper studys the UAV s movement and force characteristics carefully,and then establishs the dynamic and kinematic equations of four-wheel UAV during the phase of ground motion.
以起落架四点布局无人机为研究对象,在考虑摩擦力、侧向力和角速率等各种因素的情况下,全面分析研究了四轮无人机地面滑跑时的运动特点和受力情况,建立了四轮无人机地面运动的动力学方程和运动学方程。
6) surface motion
地面运动
1.
A series solution for surface motion amplification due to underground group cavities: incident SH waves;
地下洞室群对地面运动影响问题的级数解答:SH波入射
2.
It is shown that underground cavity of arbitrary shape significantly amplify the surface motion nearby.
数值结果表明,地下洞室对附近地面运动具有显著的放大作用。
3.
A series solution for surface motion amplification due to underground group cavities for incident plane P waves is derived by Fourier Bessel series expansion method.
采用波函数展开法 ,给出了平面P波入射下半空间中洞室群对地面运动影响问题的一个级数解答 。
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