摘要
本文利用加权余量法推导出位于弹性介质中的直杆,承受轴向荷载而发生弹性失稳时,临界荷载 P_(cr)的计算式.
With respect to a straight bar subjected an axial load in an elastic medium,this paper makes use of the method of weighted residual to derive a formula for calculating its critical load p_(er) from then the elastic instability occurs.
出处
《华侨大学学报（自然科学版）》
CAS
1992年第1期81-84,共4页
Journal of Huaqiao University(Natural Science)
关键词
弹性介质
直杆
弹性失稳
临界载荷
elastic medium
straight bar
elastic instability
critical load
method of weighted residuals
