图像变形校正
Image distortion correction
图像分析与校正终端
GACT Graphic Analysis and Correlation Terminal
投影校正
projected image calibration
图像失真校正
Image distortion correction
图形和颜色校正
graphic and color calibration
椭率校正
Correction for the Earth’s ellipticity
外标准校正
external standard calibration
图像几何校正
image geometric correction