forging crack.
Overview
            | Works: | 1 works in 1 publications in 1 languages | |
|---|---|---|
Titles
          
                  
                    盤頭梅花孔螺絲冷鍛頭部缺陷改善 = = Improvement of the defect of torx pan head screw by using cold forging process /
                  
                  by: 
                  
                  (Language materials, printed)