CS-1 sensitivity test block
sensitivity test block standard:JB 1582--85 material:45#steel
sensitivity test blocks
standard:JB 1582--85
material:45#steel
unit:piece
CS-1 sensitivity test block
sensitivity test block standard:JB 1582--85 material:45#steel
sensitivity test blocks
standard:JB 1582--85
material:45#steel
unit:piece
CS-1 sensitivity test block