下述骨骼疾病可引起胸椎旁软组织肿胀,哪项除外() ["A.强直性脊柱炎 ","B.胸椎结核 ","C.嗜酸性肉芽肿 ","D.胸椎转移瘤 ","E.神经鞘瘤"]
急性化脓性骨髓炎的特征性X线表现为() ["A.软组织充血、水肿 ","B.骨质破坏 ","C.骨质增生 ","D.死骨形成 ","E.软组织有窦道形成"]
脊椎椎弓裂以何部位最常见() ["A.腰骶椎 ","B.胸椎 ","C.颈椎 ","D.胸腰椎 ","E.尾椎"]
属于短期经营决策采用的成本概念有() ["固定成本","变动成本","资金成本","边际贡献"]
正确错误append后须跟blank一起使用,在表尾追加一条记录。
古巴发生革命,走上社会主义道路的时间?巴拿马收回运河全部主权的时间?