%0 Journal Article
%T 连续梁的有限差分解
%A 陈楚琳
%A 陈华杰
%J 力学与实践
%D 1989
%I 
%X 1.基本理论1.1 差分概念 由文献1]知,对于图1所示梁的挠曲线 y=f(x),一阶导数和二阶导数的差分表达式为
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=6E709DC38FA1D09A4B578DD0906875B5B44D4D294832BB8E&cid=5D344E2AD54D14F8&jid=0BF5C9FB031A532ED0A6D99DC4F6181A&aid=B9BBDDDC5C47EB026AC7D00BE64C6098&yid=1833A6AA51F779C1&vid=708DD6B15D2464E8&iid=B31275AF3241DB2D&journal_id=1000-0879&journal_name=力学与实践&referenced_num=0&reference_num=0