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[单选题]
各梁补强时,翼板平形补强板:厚度、宽度与翼板相同,长度须盖过裂纹每侧()mm以上或盖过腐蚀部位边缘两端各50mm以上。
A.50mm
B.100mm
C.150mm
D.300mm
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A.50mm
B.100mm
C.150mm
D.300mm
A.0.1
B.0.2
C.0.5
D.0.9
A.补平形补强板
B.补角形补强板
C.马蹄形补强板
D.焊修
A.马蹄形
B.平形
C.角形
D.菱形
A.0.6
B.0.7
C.0.8
D.0.9
A.50mm
B.100mm
C.150mm
D.300mm