
Leather - Physical And Mechanical Tests - Determination Of Cold Crack Temperature Of Surface Coatings
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Leather - Physical And Mechanical Tests - Determination Of Cold Crack Temperature Of Surface Coatings
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻