2000资源列表
-
[国外标准] ASTM A739-90a(2000) Standard Specification for Steel Bars, Alloy, Hot-Wrought, for Elevated Temperat
-
[国外标准] ASTM A696-90a(2000) Standard Specification for Steel Bars, Carbon, Hot-Wrought or Cold-Finished, Spe
-
[国外标准] ASTM A663/A663M-89(2000) Standard Specification for Steel Bars, Carbon, Merchant Quality, Mechanical
-
[国外标准] ASTM A576-90b(2000) Standard Specification for Steel Bars, Carbon, Hot-Wrought, Special Quality