最大横剖面系数
maximum section coefficient
横剖面面积曲线
sectional area coefficient curve
prismatic curve
section area curve
实际横剖面面积
actual cross-section area
尾部横剖面面积曲线
curve of area of transverse section
实时以最大面积采光
lighting with the largest area real-time
最大剖面系数
maximum sectional coefficient