orthographic projection的用法和樣例：
例句
- The stereographic projection must be supplemented by other constructions.
赤平極射投影還要有其他的作圖方法加以補充。 - We make use of a mapping known as stereographic projection.
我們作一個稱為球極平面射影的映射。 - The analysis of the chemisorption bond has been carried out by means of projection operator techniques.
通過用射影運算元方法，我們對所有原子簇模型中的化學吸附鍵進行了分析。
