فرمت: PDF
ASTM E127:2015-Standard Practice for Fabrication and Control of Aluminum Alloy Ultrasonic Standard Reference Blocks
ASTM E127:2015-Standard Practice for Fabrication and Control of Aluminum Alloy Ultrasonic Standard Reference Blocks
فرمت: PDF
ASTM E127:2015-Standard Practice for Fabrication and Control of Aluminum Alloy Ultrasonic Standard Reference Blocks