1.
Critical methods of matching for orbital symmetry in chemistry;
化学中双轨道重叠对称性判据方法综述
2.
photometric orbit
光度轨道 -食双星
3.
He suggested that a double railway-tunnel should be built.
他提议建一条双轨隧道，
4.
Study on Construction Technology of Double-block Ballastless Track in tunnel
隧道内双块式无碴轨道施工技术研究
5.
The Inspiration of the Phenomenon of"the Double-track in Morality"in Military Moral Education;
“道德双轨”现象对军校德育教育的启示
6.
On the Orbital Period Variations of RS CVn-type Binaries
RS CVn型密近双星的轨道周期分析
7.
The construction technology CRTSⅡ double-block unballasted track in Zheng-Xi
郑西CRTSⅡ型双块式无砟轨道施工技术
8.
Constructional skill of CRTSⅠ two-piece track-free fragments
CRTSⅠ型双块式无砟轨道施工技术
9.
Skills for Making Double Track Circuit Drawing
双线轨道电路电缆径路图的制作技巧
10.
Control Technology for Construction Surveying of Double Block Ballastless with Track Panel Erection Method inside Tunnel
隧道内双块式无碴轨道轨排架法施工测量控制技术
11.
Finite Element Analysis of Double Block Ballastless Track Concrete Layer under Temperature Load
温度作用下双块式无砟轨道道床板有限元分析
12.
An Improvement on the Construction Process of Double-tracked–Single Bore Long Tunnel
新建铁路长大隧道“单洞双线轨道运输”工序改良
13.
On double-block ballastless track construction technology of Chang-Da railway tunnel
长大铁路隧道内双块式无砟轨道施工技术
14.
Key Construction Technology for CRTSⅠDouble-block Ballastless Track in Tunnel
隧道内CRTSⅠ型双块式无砟轨道施工关键技术
15.
Research on the Construction Technology of Double-block Type Ballastless Track in Dabieshan Tunnel
大别山隧道内双块式无砟轨道施工技术研究
16.
rail - lifter
起轨[道]机, 升轨器
17.
A Rounding Formation Flying Method for a Pair of Satellites in One Orbit Plane
一种共轨道面双星环绕编队飞行的方法
18.
Distributions of Closed Orbits and Statistical Properties of Some Hyperbolic Dynamical Systems;
某些双曲动力系统的周期轨道分布和统计性质