题目内容
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[单选题]
各梁纵裂纹时焊修。枕梁、横梁与中梁(包括牵引梁)、侧梁连接处焊缝开裂时,须割除原焊波重焊,焊波高于基准面()。
A.1mm
B.2mm
C.3mm
D.4mm
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A.1mm
B.2mm
C.3mm
D.4mm
A.10
B.12
C.13
D.15
A.马蹄形
B.平形
C.角形
D.菱形
A.50mm
B.100mm
C.150mm
D.300mm
A.50mm
B.100mm
C.150mm
D.300mm