傾けい斜しゃ角かく

noun

angle of inclination; tilt angle

Technical term used in geometry, engineering, and physics to describe the angle between a line or plane and a reference plane, typically the horizontal.

• この斜しゃ面めんの傾けい斜しゃ角かくは約やく30度どです。

  The angle of inclination of this slope is about 30 degrees.

• 傾けい斜しゃ角かくが急きゅうすぎると、車しゃ両りょうが登のぼれなくなる。

  If the tilt angle is too steep, vehicles cannot climb it.