true libration[天] 真天平动
libration deviation[天] 天平动偏异
Libration Libation天平之奠
libration tester测振仪
libration physique物理天平动
daily libration日天平动
optical libration[天] 光学天平动
libration effect[天] 天平动效应
lunar libration[天] 月球天平动
In succession, the author educed movement differential equation of reed valve plate from differential element of the plate according to theory of elastic plate libration.
接着本文根据弹性薄板振动理论,由薄板的微元体导出簧片阀阀片的运动微分方程。
参考来源 - EQ1141G型汽车空压机簧片阀工作特性的研究In this paper, based on researchful demand for one type satellite antenna, go deep into studying on deployable dynamics and flexible-distorted control, which would give well technical base to libration and stable expandedness during the outspread process of HTDA.
本文依据某在研卫星天线研制工作的需要,针对环形可展天线进行了展开动力学分析与展开过程智能控制研究,为减小天线展开过程中的振动和平稳展开提供了技术支撑。
参考来源 - 环形可展开天线展开动力学分析及智能控制研究N（名词） the act or an instance of oscillating 摆动