
Bs En Iso 3380 - Leather - Physical And Mechanical Tests - Determination Of Shrinkage Temperature Up To 100 Degrees C
出版:British Standards Institution

專家解讀視頻
Bs En Iso 3380 - Leather - Physical And Mechanical Tests - Determination Of Shrinkage Temperature Up To 100 Degrees C
出版:British Standards Institution
專家解讀視頻