机械制图与CAD基础.part1.rar (976.56 KB)
机械制图与CAD基础.part2.rar (976.56 KB)
机械制图与CAD基础.part3.rar (976.56 KB)
机械制图与CAD基础.part4.rar (976.56 KB)
机械制图与CAD基础.part5.rar (586.73 KB)
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