File list (Check if you may need any files):
CAD题库
.......\scad1-11.dwg
.......\scad1-12.dwg
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.......\scad1-15.dwg
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.......\scad1-20.dwg
.......\scad2-1.dwg
.......\scad2-10.dwg
.......\scad2-11-1.dwg
.......\scad2-11-2.dwg
.......\scad2-12.dwg
.......\scad2-13.dwg
.......\scad2-14-1.dwg
.......\scad2-14-2.dwg
.......\scad2-14.dwg
.......\scad2-15.dwg
.......\scad2-16.dwg
.......\scad2-17.dwg
.......\scad2-18-1.dwg
.......\scad2-18-2.dwg
.......\scad2-19.dwg
.......\scad2-2.dwg
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.......\scad2-3.dwg
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.......\scad2-6-1.dwg
.......\scad2-6-2.dwg
.......\scad2-7.dwg
.......\scad2-8.dwg
.......\scad2-9.dwg