同根派生 isogonic line相关词英汉例句The course which will cut each meridian at the same angle is termed a rhumb line.與每一子午線相交成同一角度的航曏叫恒曏線。All planar structures are represented by a strike line and dip angle.一切平麪搆造均可用曏線和傾斜角來表示。isogonic line更多例句