“方位角”造句
地球上的方向是通过
方位角测定的.
Direction on the sphere is measured by azimuths.
每个交叉点上的一条边的长度和
方位角是一开始就决定的.
The length and azimuth of one side at each junction point is first decided on.
方位误差必须观测天文
方位角 ( 及经度 ) 来控制.
The error in azimuth must be controlled by astronomical observations for azimuth ( and longit ude ).