Formulas have been derived for determining the folding location, the folding Angle and the driving surfaceAngle.
导出了设计折面轮叶折转点及折转角的计算公式，以及合理确定驱动面倾角的理论计算公式。
2
Photons travelling at any other angle within the material are reflected back inside when they reach the surface.
在发热材料内其运动方向与材料表面成其它任何角度的光子在碰到表面时都会被反弹回来。
3
The technician can manipulate the lens to check the light transmission from every Angle and determine whether a part of the surface requires additional polishing.