lubber line
基本解释
- 航向标线；罗盘准线；基线
同根派生
英汉例句
- 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。
词组短语
- lubber 's line error 船首基线误差
- compass lubber -line 罗盘标线
- Lubber 's line 留伯斯线;船首基线;校准线
- lubber line error 船首基线误差;艏线误差
- liquid oxygen lubber 's line 船首基线;罗经上
短语
英英字典
- a mark on a ship's compass that designates the fore-and-aft axis of the vessel (Also called lubber's line)
柯林斯英英字典
专业释义
- 航向标线
- 船首基线
- 潜航准线