| 1. | Energy control in vector scanning of stereolithography
光固化向量扫描过程中的能量控制 |
| 2. | Hollowing process for stereolithography model
模型的抽壳方法研究 |
| 3. | Micro stereolithography , a kind of rapid prototyping techniques is introduced firstly in this paper
本文首先针对微管道的制造问题，介绍了一种快速成型工艺? ?微立体光刻工艺。 |
| 4. | Under this background , this paper mainly focus on studying and making a new kind of composite material , which can be used in rapid prototyping based on stereolithography ( sl ) process
在此背景下，本文主要的研究工作是开发导电性且性能优良的光固化快速成型用的功能性复合材料。 |
| 5. | To efficiently reconstruct the topological structure of a large number of stl ( stereolithography ) data , the integrating vertex algorithm of the avl tree based on the v - f structure is promoted to delete a large number of repeated vertexes and reduce the size of data file
( 2 )提出了基于v - f (点-面)存储结构的avl顶点聚合算法和基于虚avl的邻边搜索优化算法。 |
| 6. | Most rapid prototyping ( rp ) systems based on stereolithography ( sl ) process have the following disadvantages : bulky , expensive , and requiring a large expenditure . so the advanced technology and its system are restricted to be popularized
光固化快速成型( rapidprototyping ： rp )系统一般体积过大、投资巨大、零件制造成本及系统运行费用昂贵，这严重阻碍了该种先进技术及系统的推广与应用。 |
| 7. | Due to the unsuitable performance of the material used presently in rapid prototyping based on stereolithography ( sl ) process , the technology can not make the practical parts which are good in performances ( such as electrical - conducting , magnet - conducting ) and only used to models . these shortcomings block the generalization and application of this new technology seriously
目前光固化快速成型工艺所用的材料缺乏合适的性能，使得该工艺无法直接成型具有功能性(如导电性、导磁性等)的零件，加工出的零件一般只能作为模型，这严重阻碍了该种先进技术的推广与应用。 |
| 8. | The research is based on a type of low - cost desktop rapid prototyping system which replaces the laser with common uv light . in stereolithography process , once the cross - section contours is obtained through the slicing processing on stl model , it is needed to do more data processing such as inside and outside boundaries recognition , facula radius compensation , scanning and path planning to generate process control data
在光固化快速成型工艺中，当由切片软件对stl模型进行切片处理得到了层片截面轮廓后，为了形成加工控制数据，必须对截面轮廓进行诸如内外轮廓识别、工艺补偿、扫描及加工路径规划等一系列的工艺数据处理。 |
| 9. | In order to avoid the shell cracking during baking process of quick investment casting based on stereolithography ( sl ) pattern , an expanding model of sl pattern - ceramic shell is proposed via analyzing the interaction between investment shell and sl pattern , then the cracking condition of investment shell is given
摘要为了解决快速熔模铸造中型壳开裂问题，对树脂模型与型壳材料在消失过程中的热变形机理和型壳开裂条件进行了有限元分析，建立了原型型壳热变形数学模型，并应用于新型燃气涡轮导向器的快速铸造。 |
