included angle of arch 拱的包角 ; 指中心角
constant angle arch dam 等中心角拱坝
constant angle arch 拱中心角不变的拱坝
constant central angle arch dam 等中心角拱坝
constant-angle arch 拱中心角不变的拱坝
Finally, the coal-rock mass in the arch angle and apex is slided, and causes the distortion of local rock pressure, even induces dynamic hazards around working face.
拱角与拱顶煤岩滑落失稳，造成工作面局部压力畸变并诱发动力学灾害。
It was also debated in this article that the mechanism of deep overbite of high Angle, sence of the amount of intrusion of incisors and notice in using utility arch.
本文对高角型深覆(牙合)形成的机理、切牙压低量的意义、应用多用途弓的注意事项进行了讨论。
With the reasonable included Angle, the inclination of ribs can improve the lateral stability of arch efficiently.
在合理内倾角度下，拱肋内倾可以有效地提高拱的横向稳定性。
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