第1页共14页编号:时间:2021年x月x日书山有路勤为径,学海无涯苦作舟页码:第1页共14页TemplateofEngineeringQueryI
Documentitems1
Netlistfile2
Can’topenfile3
Missingfile4
Whatthefilesareusedfor
Whichspecwillbeused
Onefilm,butdifferentrequirementinanotherplaceII
Cost&specialMaterial1
laminatematerial2
laminatecoreforsinglesideboard3
Soldermaskinkmaterial4
OtherspecialmaterialIII
BoardThk&Tol1
NospecifiedBoardThk2
UnclearmeaningonboardThk3
Lay-uporder4
Lay-upstructureIV
Drilllayer&hole1
Holetype2
Mismatchedholechartinformation3
Specialholewithstrangeconductorpad4
HoleDiameterTol5
Pressfithole6
Overlappedhole7
Tooclosebetweenholetoboardedge8
Holequantity9
HolelocationTol10
PositionofstampholeV
Drawing,dimension&Tolerance1
Outlinetolerance2
Mismatcheddimensions3
Missingdimensions4
Innercornersize5
AsymmetryTol6
Dataofholet