
Tolerances For Fasteners - Part 3: Plain Washers For Bolts, Screws And Nuts - Products Grades A And C
出版:Polish Committee for Standardization

專家解讀視頻
Tolerances For Fasteners - Part 3: Plain Washers For Bolts, Screws And Nuts - Products Grades A And C
出版:Polish Committee for Standardization
專家解讀視頻