1.
The Computation of Basic Line/Line Topological Relations Based on Line Segment

基于线段的基本线/线拓扑关系计算
2.
The length of any such line segment.

半距离这种线段的长度
3.
the value at which a line intersects a coordinate axis.

在坐标轴上截取的线段。
4.
produce the line AB to C

把线段AB延长到C点.
5.
cross-harbour section [Mass Transit Railway]

过海线段〔地下铁路〕
6.
major section terminal subcontrol

主要线段终端控制分站
7.
sequential stroke character generator

序列线段字符产生器
8.
Fast Algorithm of Line Segment Encoding and Seed Filling Based on Line Segment Table

使用线段表实现线段编码与种子填充快速算法
9.
optical antenna

光学[光波段]天线
10.
"The galvanizing line is divided into:1) entry section, 2) process section and 3)exit section "
镀锌线分为:1)入口段,2)工艺段,3)出口段。
11.
Citizens' Band Radio [CBR]

市民业余波段无线电
12.
programmable auto wiring system

程式自动化多段绕线机
13.
marine frequency band

船用无线电通信波段
14.
beacon ground S-band

地面S波段无线电信标
15.
beacon ultra-portable Sband

小型S波段无线电信标
16.
beacon ultra-portable X-band

小型X波段无线电信标
17.
abovebelow ground transition

地面和地下管线过渡段
18.
dog-leg spool piece

折线形法兰联接短管段