航测数字化测图
Aerophotogrammetry digital mapping
内外业一体数字化测图
Field and office integration digital mapping
全野外数字化测图
entire outdoor integration digitization mapping
数字化测图教学
Teaching of digital mapping
数字化地形图测绘
Digital topographic mapping
数字-数字数据变换器
digital-to-digital data converter
采样数字化测量
digital sampling measuremen t
大比例尺数字测图
large scale digital mapping
带正负号数字数字系统
signed digit number system
地面数字测图
Digital Surveying and Mapping
ground digitized mapping technique
航测数字化
aerophotogrammetry digitizing
计算机数字化图像处理
computed digital picture process