单词angle of elevation
un.: 仰角；高角；上升角
上升角
高角
仰角
Find the angle of elevation(in degrees)of the sun at this point of time.
算出这个时间的太阳高度（以角度计算）。
Fuzzy recongition of the relationship between feed ratio and start angle of elevation on spinning forming of flexspline
柔轮旋压加工进给比与始旋角关系的模糊识别