單項(xiàng)選擇題
側(cè)柱、端柱、角柱裂紋或焊縫開裂時(shí)焊修。側(cè)柱、端柱、角柱外脹：空車大于（）mm或重車大于150mm時(shí)調(diào)修。
A.65mm
B.100mm
C.80mm
D.150mm
A.65mm
B.100mm
C.80mm
D.150mm
