摘要: 四画至七画平板上压制筋条的塑性流动固题具有加强圆孔的畏条的应力分析··.·················,·········……(弱)..........……,.············……(265)仁全培王王B.B.戈瞥别夫:律大十月砒会主义革命前及苏雅埃时期力学在莫斯科大学的癸展·····························································……=.( 391)?.