마케팅프로그램: It's Not as Difficult as You Think
https://www.evernote.com/shard/s600/sh/3a28c793-e484-4c7b-ac44-0289944ebb59/74fea9b5753197402ed03282cd280630
CAD stands for Laptop or computer Aided Layout or Personal computer Aided Drafting. CAD was developed inside the early 60s. Today it's the premier approach to design, acquire and optimized solutions.