
Paints And Varnishes - Evaluation Of Degradation Of Coatings - Designation Of Quantity And Size Of Defects, And Of Intensity Of Uniform Changes In Appearance - Part 4: Assessment Of Degree Of Cracking
出版:Polish Committee for Standardization

專家解讀視頻
Paints And Varnishes - Evaluation Of Degradation Of Coatings - Designation Of Quantity And Size Of Defects, And Of Intensity Of Uniform Changes In Appearance - Part 4: Assessment Of Degree Of Cracking
出版:Polish Committee for Standardization
專家解讀視頻