
Aerospace; sleeves; wall thickness 0,5 mm, for fasteners with reduced countersunk head
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Aerospace; sleeves; wall thickness 0,5 mm, for fasteners with reduced countersunk head
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻