covering projection

• 覆盖射影

covering projection的用法和样例：

例句

1. We make use of a mapping known as stereographic projection.
   我们作一个称为球极平面射影的映射。
2. The analysis of the chemisorption bond has been carried out by means of projection operator techniques.
   通过用射影算子方法，我们对所有原子簇模型中的化学吸附键进行了分析。