(,124103)REMOTECONTROLOFTHEEXPOSURETIMEOFTHECRAWLERINAPIPEZHANGHong2liang(TheFirstPipelineConstructionCompany,PanjinLiaoning124103,China):TG115.28+1:B:100026656(2002)0420171201,,,,,,,,,,,,,,1,,,;,,(PLC),FX,ZP42300,,,,,20mm,,:2001203205,,2,,10s,,,,,1s,,(),0300s,(),,10s,1,300s,,n300s,,,,,10s,,121(180)17124420024NDTVol.24No.4Apr.2002©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.4)(3)(),](4),,,3(1),Win2dows,VisualBasic6.0MicrosoftAccess(2),()(/)()(),(3),NDT,NDT:[1].[M].:,1998.[2].[J].,1999,8(41):26-30.[3]HB53571997,[S].[4]ISO97121992,Non2DestructiveTestingQualifi2cationandCertificationofPersonnel[S].[5]MILSTD410E(1991),NondestructiveTestingPerson2nelQualificationandCertification[S].[6]WallaceWang,.,,.VisualBasic4forWindows[M].:,1996.[7],,.VisualBasic[M].:,1999.(171)232222,,;,,,,+1-1,(173)5(1),,(2)X,,(3),,,081:©1995-2004TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.