libration

基本解釋

In this paper the way of static condensation is used to eliminate the other displacement couplinged with the vertical displacement and get the characteristic matrix equation of the vertical libration.
并對(duì)在該模型下建立的動(dòng)力矩陣用靜力凝聚法進(jìn)行簡(jiǎn)化，消去與豎向位移耦聯(lián)的其它位移，分離出關(guān)于豎向振動(dòng)的特性矩陣方程；
Chaos and its control in the planar libration of a magnetic rigid spacecraft with internal damping in an elliptic orbit are investigated.
研究在具有內(nèi)阻尼的磁性剛體航天器在橢圓軌道上平面天平動(dòng)的混沌及其控制。
This article summarized some aspects of libration feeder's design installation modification and application in Tongkeng coarse Tin ore separated project.
對(duì)振動(dòng)給料機(jī)在銅坑礦粗粒拋廢工程中設(shè)計(jì)、安裝、改進(jìn)和生產(chǎn)應(yīng)用的情況進(jìn)行了綜述。

a slight backwards and forwards movement of something, especially of planets etc. in the sky

振動(dòng)
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.
接著本文根據(jù)彈性薄板振動(dòng)理論,由薄板的微元體導(dǎo)出簧片閥閥片的運(yùn)動(dòng)微分方程。
電子、通信與自動(dòng)控制技術(shù)
振動(dòng)
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.
本文依據(jù)某在研衛(wèi)星天線研制工作的需要,針對(duì)環(huán)形可展天線進(jìn)行了展開動(dòng)力學(xué)分析與展開過程智能控制研究,為減小天線展開過程中的振動(dòng)和平穩(wěn)展開提供了技術(shù)支撐。
天文學(xué)
天平動(dòng)
天秤動(dòng)