接近角与离去角

接近角与离去角（英语：Approach and departure angles）是汽车设计中的一项几何参数，常作为对车辆越野能力的指标之一，^[1]两者也合称为坡道角（英语：ramp angles）。 ^[2]接近角是指车辆能从水平地面顺利爬上的最大斜坡角度，^[3]也就是前悬^{[注 1]}与地面之间的夹角。 ^[1] ^[5]离去角则是车辆能顺利从斜坡回到水平地面的最大斜坡角度，即后悬^{[注 2]}与地面之间的夹角。

参见[编辑]

纵向通过角（英语：Breakover angle）
外悬（英语：Overhang (vehicles)）
车高（英语：Ride height）

注脚[编辑]

^ 前保险杆最凸出处到前轮中心的距离称为前悬^[4]
^ 后轮中心到后保险杆最凸出处的距离称为后悬^[4]

参考[编辑]

^ ^1.0 ^1.1 Angle of Approach. carlist.com. [2014-12-04]. （原始内容存档于2015-03-28）.
^ Lane, Keith. Automotive A-Z: Lane's Complete Dictionary of Automotive Terms. Veloce Publishing Ltd. 2002: 376.
^ angle of approach, The free dictionary, [2023-05-31], （原始内容存档于2023-05-12）
^ ^4.0 ^4.1 汽車度量衡—車身尺寸. U-CAR.
^ 49 CFR 523.2 - Definitions., U.S. Code of Federal Regulations, Cornell University Law School, [2014-12-04], （原始内容存档于2023-05-31）, Approach angle means the smallest angle, in a plane side view of an automobile, formed by the level surface on which the automobile is standing and a line tangent to the front tire static loaded radius arc and touching the underside of the automobile forward of the front tire.

外部链接[编辑]

Approach and Departure Angles （页面存档备份，存于互联网档案馆） at Why High End?

这是一篇与科技相关的小作品。你可以通过编辑或修订扩充其内容。

[5] 前保险杆最凸出处到前轮中心的距离称为前悬^[4]

[7] 后轮中心到后保险杆最凸出处的距离称为后悬^[4]

[carlist-1] 1.0 ^1.1 Angle of Approach. carlist.com. [2014-12-04]. （原始内容存档于2015-03-28）.

[2] Lane, Keith. Automotive A-Z: Lane's Complete Dictionary of Automotive Terms. Veloce Publishing Ltd. 2002: 376.

[3] roach, The free dictionary, [2023-05-31], （原始内容存档于2023-05-12）

[ucar-4] 4.0 ^4.1 汽車度量衡—車身尺寸. U-CAR.

[6] 49 CFR 523.2 - Definitions., U.S. Code of Federal Regulations, Cornell University Law School, [2014-12-04], （原始内容存档于2023-05-31）, Approach angle means the smallest angle, in a plane side view of an automobile, formed by the level surface on which the automobile is standing and a line tangent to the front tire static loaded radius arc and touching the underside of the automobile forward of the front tire.

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[注 1]

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[注 2]

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