libration
美 [laɪ'breɪʃən] 
英 [laɪ'breɪʃən]
- n.振动；平衡；【天】天平动
- 网络摆动；天平动或称天秤动；天秤动
词形变化
复数：librations
英汉解释
英英解释
例句
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%。
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。
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；
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。
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。
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。
Moreover alveolus clearances in transmission machine could submerge the rotor's libration so as to decrease loads' dithering.
此外，传动结构中的齿槽间隙可以淹没转子振动幅度，以减小负载的抖动。
This paper studies station keeping strategy for libration point missions.
研究平动点卫星的轨道保持问题。
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。
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。
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。
Linear Strategy for Positioning of Spacecraft around the Collinear Libration Points
深空探测器定位在共线平动点附近的线性策略
On the Linear Stability of Libration Points in the Restricted Three-body Problem as a Main Body is a Source of Radiation
考虑一个主体有强辐射的限制性三体问题平动点的线性稳定性
Multimedia Courseware Facture for Inductance Type Sensor Libration Measure
电感式传感器振动测量多媒体课件制作
Technology of libration supervision and failure evaluation for DH type abaxial compressor
DH型离心压缩机振动监测及故障诊断技术
Libration Model Addition Solution on Forced Libration Problem of Laminated Composite Shallow Shells and Plates
复合材料多层板壳强迫振动的振型叠加解
Study on Pushing Forge Servo Control System in the Linearity Friction Weld Machine with High Frequency Libration
高频振动线性摩擦焊机顶锻电液伺服控制系统研究
Varying regularity of Libration period on overweighted compound pendulum
加配重复摆振动周期的变化规律
Study on Frequency Characteristics of Libration in Aerostatics Radial Bearing
气体静压轴颈轴承振动频率特性研究
Prevention of mechanical seals invalidation leaded by libration of transporting oil pump in oil field
油田输油离心泵振动致使机械密封失效的解决措施
Analysis on Libration Supervision and Failure Estimation for DH Type Abaxial Compressor
DH型离心压缩机振动监测及故障诊断分析
Libration Analysis and Libration-Reducing Method of Inclined-Axis Rotary Drum Washing Machine
倾斜轴滚筒洗衣机振动分析及减振方法
Libration analysis for the ammonia compressor and the treating methods
氨压缩机机组振动的分析及处理
Apply of the laser test libration system on the hydraulic metal structure
激光测振系统在水工金属结构上的应用
The research on simulation of virtual prototype and experiment to the libration system of automobile
汽车振动系统的虚拟样机仿真及试验研究
The Mechanism and Application of Relieving Residual Stress in Libration
振动时效消除残余应力的机理及应用
Experience and effect of reinforcing soft foundation with libration's gravel pile
振冲碎石桩加固软土地基的实践与效果
Research of Low Frequency and Libration Power Supply of Tittle Hole
微小孔加工低频振动电源的研制
The Non-libration Dispel Graduality of Bifactorial Non-linear Differential Coefficient Equation
二阶非线性微分方程非振动解的渐近性
The EffectS of Physical Libration of Moon on Lunar Satellites
月球物理天平动对环月轨道器运动的影响
Design of Communication Module of the Libration Monitoring System Based on CAN Bus
振动监测系统中CAN总线通信模块设计
The Research on Libration of PAC's Outside Unit Linking-Tube
空调器室外机配管振动的研究
Analysis on the Structure of Libration's Quality of Modern Times
现代图书馆员素质结构探析
Libration Analysis about the Hydraulic AGC System of 1400 Cold-rolling Mill
关于1400冷轧机液压自动辊缝控制系统抖动一例的分析
