注汽锅炉炉管射线检测工艺的优化

(,834000):,,,,,:;;;:TG115.28:B:167124423(2003)032282021,,,(),,,,Á2600mm,64,Á89mm,1212.5mm,,(),,,,,,,QC,,,,2GB3323-87,AB,Ê3,,,,,:(1),,L,;(2);(3),,;(4),,Á64mm,,,,,(1),,,,,27320036NDTVol.27No.3June.2003©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,1300mm,1,(T1),2,64,,,,,,12(2),,EG300GB3323-87,,28mm,,,,(3),,,,,,;,,,,,23mm,,,23mm,,,,,3,310mm,4,,,,344,,,,,,,,,,,923:©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.