qbasic wrote:
挺有意思
scorpio0920 wrote:
三視圖練習
珠算 wrote:
少四條虛線????
yangzi_wang wrote:
這些題在學劃法几何時就做過了﹒那時沒proe,想不出複雜的形狀﹒
我也出一題﹐大家練練手﹒
注﹕實際上不存在的東東
yangzi_wang wrote:
DD doing兄﹐高手﹒第一個正确﹐第二個是否有出入﹖
我沒用場3D試過﹐只是靠思考的﹒
改變一下要求﹐六個方向投影都是“田“字﹐請試下
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