平面角 meaning in English
horizontal angle
plane angle
Examples
- Verification scheme of plane angle measuring instruments
平面角计量器具检定系统 - Calculating plane angle of a dihedral angle
也谈二面角的平面角求法 - A longitudinal study of 5 cephalometric plane angles in female children from 7 to 12 years old
12岁女性儿童5个头影测量平面角度变化的纵向研究 - This paper applies geometric vector concept to derive the relations between double plane angle ( angle between two planes ) and planar angle when three planes intersects each other , and obtains eight formulae for working out the related angles and expanded dimensions on driver ' s cabs of material handling equipment
摘要动用几何中向量的概念，推导出3个平面两两相交时，其二面角与平面角的关系，得出8个计算公式，可解决起重运输机械驾驶室的有关角度和展开尺寸的计算。