例句與造句

1. ( 3 ) the generation methods of sketch - based feature model reconstruction are presented in this thesis . experimental results show that the methods presented here are reliable
   ( 3 )研究了基于草圖輪廓的拉伸與旋轉特征模型重建的生成方法，以實例零件說明本文提出的重建方法是切實可行的。
2. Modeling in current 3d cad softwares such as catia , pro / engineer are mainly based on sketch design . according to the idea of modeling and on the basis of segmenting 3d measured data with feature design intention , this thesis studies the reconstruction methods of model sketch - based feature such as extruded and rotational features in structural part models
   當前主流的3dcad軟件如catia 、 pro engineer等在實體建模時主要是基于草圖設計的。本文在特征數據分割的基礎上，結合正向設計的思路，著重研究結構件中的拉伸、旋轉等基于草圖的特征模型重建問題。
3. It's difficult to find sketch-based features in a sentence. 用sketch-based features造句挺難的