
Aerospace - Testing of locking torques for nuts and related threaded parts, with metric screw thread - Test methods
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Aerospace - Testing of locking torques for nuts and related threaded parts, with metric screw thread - Test methods
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻