Methods A three-dimensional finite element model of maxilla containing palatal implant was built using spiral CT scanning, computer image processing, and CAD technology.
方法采用螺旋CT扫描、计算机图像处理及CAD技术，建立含腭部种植体的上颌骨三维有限元模型。
2
This article describes the structure, principle of operation and experimental study of a new filter medium filter element of spiral coil.
本文介绍了新型过滤介质——螺旋线圈过滤芯的结构、工作原理及实验研究。
3
Using finite element method, the thermal and mechanical deformations of herringbone spiral groove mechanical seal are analyzed.