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lubber line的英文翻译是什么意思，词典释义与在线翻译：
英英释义
Noun:
-
a fixed line on a ship's compass indicating its heading
lubber line的用法和样例：
例句
- Based on the geometry characteristics of Bertrand surfaces, the complicated surface conjugation issue can be discussed with their directrix line.
基于白川德曲面的几何特征，将复杂的曲面共轭问题归结到准线上来讨论。 - The surface generated by a straight line,the generator,passing through a fixed point,the vertex,and moving along a fixed curve,the directrix.
锥面由一条直线，即母线，通过一固定点，即顶点，沿一给定曲线，即准线，连续移动而产生的平面。
