当前位置:首页 > (荷)比尔(Beer相关PDF电子书下载
-
vector mechanics for engineers statics
ferdinand P.Beer ,E.russellJohn JR2003 年出版606 页ISBN:7894940186 -
MECHANICS OF MATERIALS SECOND EDITION
FERDINAND P.BEER E.RUSSELL JOHNSTON1992 年出版740 页ISBN:007004340X