计算器制图法
computer cartography
acoustic amplitude logger
计算器制图法技术
Computer graphics technology
图例和构图用计算器辅助制图
machine aided graphics for illustration and composition
magic
CASIO Fx-4800 pv计算器
Calculator CASIO Fx-4800 PV
fx-4800P型计算器
fx-4800p-type electronic calculator