无粘结部分预应力混凝土梁的挠度、裂缝宽度计算
杜进生, 刘西拉
Calculation of deflection and crack width in unbonded partially prestressed concrete beams
DUJin-sheng, LIUXi-la
中国公路学报 . 2000, (4): 70 -73 .