limiting angle

By analysis of data investigated by FHWA, the paper illustrates the limiting condition of pavement riding qualities from angle of IRI's acceptability, establishes the slave function of IRI to acceptability.

通过对美国联邦公路局（FHWA）的调查数据的分析，从IRI的可接受度的角度说明路面行驶质量的极限状态，建立了IRI对可接受度的隶属函数。

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It occurs when angle of incidence is greater than a certain limiting angle, called critical angle.

当入射角大于某个称作临界角的极限角时, 便发生全内反射.

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Supposing the slip plane of slope as a straight line, the paper derives the critical height and the critical angle of the slope by limiting balance method, then defines the position of unsafe slip plane and the critical angle of safe slope.

假定斜坡的滑移面为直线，用极限平衡法推导了倾斜边坡的临界高度和临界坡角，解出了倾斜边坡中安全系数最小的滑动面的位置，确定了边坡中稳定土体的临界角度。

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Empirical correlation between limiting slope angle and slope height& an example of Yunnan Province

一个极限稳定坡角与坡高的经验关系式&以云南省为例

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