例句與造句

1. Engineering basic knowledge , include engineering material , engineering mechanics , drawing drafting , gd & t , etc
   7工程基礎(chǔ)知識(shí)，工程材料，工程力學(xué)，制圖技能，公差配合。
2. It's difficult to find draw drafts in a sentence. 用draw drafts造句挺難的