Before the design blueprint is fed into the computer, each spare part's weight, cost, and specifications can be processed to determine which modification will be necessary to maximize utility and to insure that each of the spare parts is mutually related.
「電腦輔助設計最大的用處，是有一個完整的資料庫。」朱信說：「在輸入設計圖前，我們先將各零組件的圖形、用處、特性、重量、價格等資料輸入，設計者要用時，只需調出來，即能一目了然。