利用有限元法，提出了一种应力波及变形波的计算方法，并对一些典型结构进行了运算。
A method is put forward for computing the stress and strain waves in the structures under impact and heat loads.
首先介绍了坐标逻辑运算的基本概念，并就其在图像边缘检测方面的应用提出了一个新颖的利用多结构元进行边缘检测的非线性算子。
The basic concept of a coordinate logic is firstly introduced and a novel non-linear edge detector using multi-structure element is proposed for the application of edge detection.
介绍四元数的概念及运算性质，提出基于单位四元数的空间后方交会解算方法并给出计算公式。
The concept of quaternion and its operation rules were introduced first, then formulae for space resection based on unit quaternion were deduced.
应用推荐