libration

US [laɪ'breɪʃən]
UK [laɪ'breɪʃən]
  • n.振动；平衡；【天】天平动
  • Web摆动；天平动或称天秤动；天秤动
Plural Form：librations  

E-C

E-E

Web Definition

n.
1.
振动,摆动;平衡
2.
【天】天平动

Sample Sentence

Definition:
AllAll,振动振动,平衡平衡,天平动天平动,摆动摆动,天平动或称天秤动天平动或称天秤动,天秤动天秤动
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
1.
Owing to the phenomenon of libration it is possible to observe up to 60% of the total lunar surface.
由于天平动的现象，我们可能观测到月球总面积的60%。
yóu yú tiān píng dòng de xiàn xiàng , wǒ men kě néng guān cè dào yuè qiú zǒng miàn jī de bǎi fēn zhī liù shí 。
www.jukuu.com
2.
The particles of slag powder processed by libration mill were mostly in ball and its surface was the most smooth.
振动磨所加工的矿粉颗粒大多呈圆形，表面最光滑。
zhèn dòng mó suǒ jiā gōng de kuàng fěn kē lì dà duō chéng yuán xíng , biǎo miàn zuì guāng huá 。
www.magsci.org
3.
Low energy cost transfer between Libration points and planets can be achieved by using invariant manifold.
利用不变流形能够实现平衡点与行星之间的低能耗过渡；
lì yòng bù biàn liú xíng néng gòu shí xiàn píng héng diǎn yǔ xíng xīng zhī jiān de dī néng hào guò dù ;
kns50.chkd.cnki.net
4.
Most of the precision apparatus tests usually need low wind speed, low libration and fine temperature uniformity.
精密仪器往往要求低风速，低震动和高精度温场。
jīng mì yí qì wǎng wǎng yāo qiú dī fēng sù , dī zhèn dòng hé gāo jīng dù wēn chǎng 。
www.dictall.com
5.
A possibility of applications of proposed algorithms to control libration angle of satellite was illustrated.
提出控制卫星天平动角的算法，用图示对该算法作了说明。
tí chū kòng zhì wèi xīng tiān píng dòng jiǎo de suàn fǎ , yòng tú shì duì gāi suàn fǎ zuò le shuō míng 。
dictsearch.appspot.com
6.
Some problems in using libration point manifolds to design earth moon transfer trajectory are discussed.
讨论了地月转移轨道设计中所涉及的若干关键问题。
tǎo lùn le de yuè zhuǎn yí guǐ dào shè jì zhōng suǒ shè jí de ruò gān guān jiàn wèn tí 。
www.mct.com.cn
7.
This paper studies station keeping strategy for libration point missions.
研究平动点卫星的轨道保持问题。
yán jiū píng dòng diǎn wèi xīng de guǐ dào bǎo chí wèn tí 。
dictsearch.appspot.com
8.
After the libration stopped, the varied silt soil will transform to the original state.
这些现象表明：土体状态并不随振动的持续进行而发生连续变化。
zhè xiē xiàn xiàng biǎo míng : tǔ tǐ zhuàng tài bìng bù suí zhèn dòng de chí xù jìn xíng ér fā shēng lián xù biàn huà 。
202.127.156.16
9.
Especially, the author researches the coupling libration of water and dam detailedly.
特别对库水与坝体耦合振动问题进行了详细的阐述。
tè bié duì kù shuǐ yǔ bà tǐ ǒu hé zhèn dòng wèn tí jìn xíng le xiáng xì de chǎn shù 。
www.lw23.com
10.
The Moon's actual radius varies as a function of position angle and libration because of the irregularity in the limb profile.
月球实际半径根据其位置角度函数和缓慢摆动而变化，由于其边缘轮廓的不确定性。
yuè qiú shí jì bàn jìng gēn jù qí wèi zhì jiǎo dù hán shù hé huǎn màn bǎi dòng ér biàn huà , yóu yú qí biān yuán lún kuò de bù què dìng xìng 。
dictsearch.appspot.com
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