1.
The Roche limit for the earth is a small fraction of the radius of the moon's orbit.
地球的洛希极限相当于月球轨道半径的一小部分。
2.
The acceleration may in turn be obtained from the velocity of the satellite and the radius of the orbit.
这个加速度又可根据卫星的速度和它的轨道半径来求得。
3.
This thesis introduces in detail how to keep betatron electron track radius invariable in two conditions of typical magnetic field distribution.
导出了两种典型磁场分布情形下,电子感应加速器中电子轨道半径保持恒定所满足的具体条件。
4.
The Research of Lowest Radius to High-Speed Railways with Ballastless Tracks;
无碴轨道高速铁路最小曲线半径研究
5.
Urban Rail Transit Workstrain on Minimal Radius Curve
超小半径曲线上城市轨道交通工程车的通行
6.
One astronomical unit is equal to the average radius of the Earth's orBit, aBout 93, 000, 000 miles.
一个天文单位等于地球轨道的平均半径，大约是93，000，000 英里。
7.
That's 9:30 am on track 2.
上午9点半第二轨道。
8.
Multipath Channel Estimation of LEO CDMA Satellite Downlink
低轨道CDMA卫星下行链路多径信道估计
9.
Arabian Peninsula Urban Rail Transit Resurgence Gathers Pace
加速发展的阿拉伯半岛城市轨道交通
10.
A Study of Safety in Car Derailment on Curved Track With Small Radii--On the Cause of Box Car Derailment on the Hengyang-Guangzhou Line
货车在小半径曲线上脱轨安全性的研究——论衡广线棚车脱轨原因
11.
Effect of curve radius and axle load on friction of wheel/rail
曲线半径及轴重对轮轨摩擦功影响的研究
12.
Study on Curve Radius Standard for Linear Metro
直线电机轮轨交通线路最小平曲线半径研究
13.
Effect of Curve Radius on Rolling Contact Fatigue Properties of Rails
曲率半径对钢轨滚动接触疲劳性能的影响
14.
The path followed by a projectile is called its trajectory.
抛物体所循的路径称为它的轨道。
15.
Analysis of Geosynchronous Synthetic Aperture Radar Character
地球同步轨道合成孔径雷达特性分析
16.
Skills for Making Double Track Circuit Drawing
双线轨道电路电缆径路图的制作技巧
17.
Primary Study on Interior Ballistics of a Small-caliber Electromagnetical Rail Gun;
小口径电磁轨道炮内弹道特性初步研究
18.
Channel Model of LEO Satellite and High Resolution Rake Receiver
低轨道卫星信道特性及高路径解析度Rake接收