crossv.穿过；交叉；杂交；反对；勾掉；碰见；阻挠n.十字架；十字形；杂交动植物；苦难adj.交叉的；相反的；生气的；杂交的cross linen.交叉线(读数线)

1. The formulas for calculation of normal stress under complicated loads in a compo-site curved beam with general sectional shape are derived.
   给出了一般截面形状的复合曲梁在复杂载荷作用下正应力的计算公式。