1.
Using Method of DTM to Get Cross Section Ground Line after Alignment Moving on Paper
用数模方法获取纸上移线后横断面地面线
2.
Forces and Displacements of Jointless Switches Group on Ground Line of Beijing Airport
首都机场线地面线无缝道岔群的受力及变形
3.
abovebelow ground transition
地面和地下管线过渡段
4.
land transportation radio services
地面运输无线电业务
5.
antenna height above average terrain
平均地表面上天线高度
6.
coastline/surface area ratio
海岸线/陆地面积比例
7.
beacon ground S-band
地面S波段无线电信标
8.
ground radio navigation aid
地面无线电导航设备
9.
DME ground beacon antenna
测距装置地面信标天线
10.
terrestrial radio aids
地面无线电辅助设备
11.
ground cable EM survey
地面导线电磁勘探法
12.
computer-controlled terrestrial antenna
计算机控制的 地面天线
13.
an imaginary line on the surface of the earth following (approximately) the 180th meridian.
地球表面紧挨着度经线的一条假想线。
14.
Telephone poles were snapped off at ground level, carrying the wires down with them.
电线杆被从地面拔起，电线被扯断。
15.
a projection of the globe onto a flat map using a grid of lines of latitude and longitude.
用经线和纬线把地球投射到平面地图上。
16.
Along a flat or even line or plane.
水平地沿水平面或水平线地
17.
having a small elevation above the ground or horizon or sea level.
地面、地平线或者海平面以上较小的高度。
18.
parallel to or in the plane of the horizon or a base line.
与地平线或者基准线平行，在地平面或者基准平面上。