虽然大多数城市看起来是随性规划的，但一些千年古城是经过了设计的。 虽然大多数城市看上去是偶然成型的，但数千年来，他们当中的一些是经过规划的。
Although most cities seem to form by accident, for thousands of years some of them have been designed.
设计了基于RP数据库的快速成型工艺规划系统。
The RP's process planning system based on RP database is designed.
及时规划和预演成型用原材料也是关键的。
复合材料铺丝束成型技术中铺丝轨迹的规划，主要解决铺丝头在芯模表面运动时的路径问题。
Purpose of trajectory planning of Automatic Fiber Placement of composite materials is for getting the trajectory of the head on model surface.
本文针对熔焊快速成型技术的特点，在对其截面填充的过程与轨迹规划详细研究的基础上，提出了一整套适合熔焊快速成型的截面填充算法。
Aiming at the characteristic of the welding rapid prototyping, a whole hatching and scanning algorithm of the complex section area is presented in the paper. In the algorithm.
文章提出了一种用于自由曲面零件铺丝束成型轨迹规划的新方法，即基于STL文件格式的轨迹规划。
This article put forward a new method for layout the track of automatic fiber placement on free form face-track layout based on STL document format.
在研究自动铺带成型技术的基础上，提出了一种用于复合材料筒段构件自动铺带成型轨迹规划的设计方案。
Based on research for automatic tape-laying (ATL), a design concept of path generation with the ATL process is advanced for composite material cylinder components.
在研究自动铺带成型技术的基础上，提出了一种用于复合材料筒段构件自动铺带成型轨迹规划的设计方案。
Based on research for automatic tape-laying (ATL), a design concept of path generation with the ATL process is advanced for composite material cylinder components.
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