
Lifting Appliances - Rules For The Design - Part 2: Design Stresses And Stress Cases For The Calculation Of Structures And Mechanisms
出版:Asociacion Espanola de Normalizacion

專家解讀視頻
Lifting Appliances - Rules For The Design - Part 2: Design Stresses And Stress Cases For The Calculation Of Structures And Mechanisms
出版:Asociacion Espanola de Normalizacion
專家解讀視頻