ReadWriteQuiz
Chinese dictionary
v.mapping; survey and draw
测绘设备
mapping equipment
局部测绘
sectional survey
空中测绘
aerial survey
地质测绘
geological survey
地形测绘
topographical survey
测绘设备
mapping equipment
局部测绘
sectional survey
空中测绘
aerial survey
地质测绘
geological survey
地形测绘
topographical survey