track space

Analysis on Space Vibration of Ballasted track

有碴轨道结构空间振动分析

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A new type of spiral structure of the track layout program is designed to reduce the size. A new method of fixing and separating coin cases is designed to save space.

提出一种新型的螺旋式轨道布置方案来缩减结构尺寸，设计了一种新型的收币筒固定和取出方案来节省空间，创造了一种人机结合的硬币包装方式。

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In addition, through position analysis, the rotary center track of the tool library on the bar is obtained, the largest external diameter of the tool library is just the space occupied during the movement of the whole mechanism, thus the corresponding process range is given.

通过位置分析，得知连杆上刀库回转中心的轨迹，刀库最大外径的包络就是整个机构运动所占的空间，相应也给出了加工范围。

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Space Policy Directive-3 lays out general guidelines for the United States to mitigate ( the effects of space debris and track and manage traffic in space.

太空政策指令3为美国制定一般性指导方针，以减轻空间碎片的影响，并跟踪和管理空间交通。

六级真题- 2019年 6月 2卷 阅读B

The paper discusses the capacity of the single observer in a T/ R-R type bistatic system without elevation message to locate and track moving targets in three dimensional space.

文中讨论了T／R&R型双基地系统中无俯仰信息收站对运动目标的三维定位跟踪能力；

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In the1960s, the space program needed a way to track millions of parts.

在20世纪60年代，太空计划需要一种方法来追踪数百万个部件。

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Railway Track Space Free Vibration Analysis by Finite Element Method

直线轨道空间动力特性分析的有限单元法

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