配置直线不等长预应力筋简支梁自振频率研究

郭凯强1,贾艳敏1,于广龙1,王佳伟2,张冠华2

Natural frequencies of simply supported beams with straight unequal pre-stressed reinforcements

GUO Kaiqiang1, JIA Yanmin1, YU Gunglong1, WANG Jiawei2，ZHANG Guanhua2

振动与冲击 . 2018, (17): 230 -235 .