小圆角半径圆孔翻边模的结构及其工艺计算小圓角半徑圓孔翻邊模的結構及其工藝計算 소원각반경원공번변모적결구급기공예계산 Technology Calculation and Die Structure Based on the Process of Forming Small Fillet Radius of Circular Hole Hlange Workpiece
万方数据
华东交通大学学报華東交通大學學報화동교통대학학보 JOURNAL OF EAST CHINA JIAOTONG UNIVERSITY 2000年2期81-83,共3页