The "crown diameter-crown height" correlation equations and the formulas of three-dimensional vegetation quantity of tree crown are established.
建立常见绿化树种“冠径—冠高”相关方程和树冠绿化三维量计算公式。
2
This paper introduces the theory foundation and the display algorithm of the fractal graphics, which has been applied into the threedimensional display of the natural tree.
介绍了分数维图形的理论基础及其显示算法，并应用到自然树木的三维显示中。
3
A heuristic method for packing freight into a container by using tri tree structure to express the packing space decomposition for threedimensional rectangular packing is proposed.