directrixes
基本解釋
- n.準線
英漢例句
- Based on the geometry characteristics of Bertrand surfaces, the complicated surface conjugation issue can be discussed with their directrix line.
基于白川德曲面的幾何特征，將復雜的曲面共軛問題歸結到準線上來討論。 - The surface generated by a straight line,the generator,passing through a fixed point,the vertex,and moving along a fixed curve,the directrix.
錐面由一條直線，即母線，通過一固定點，即頂點，沿一給定曲線，即準線，連續(xù)移動而產生的平面。