第12题: [单项选择]下列哪个选项是慢性骨髓炎的手术指征() A. 大坏死者形成但包括尚未充分生成者 B. 慢性骨髓炎急性发作 C. 有死骨形成、有死腔及窦道流脓者 D. X线示有虫蛀状骨破坏与骨质稀疏 E. 有层状骨膜反应 参考答案:C 答案解析:有死骨形成、有死腔及窦道流脓者是慢性骨髓炎的手术指征。
第18题: [简答题]part 2 & 3Introduce a kind of electrical equipment (except computer).
What kind of talent an electrical designer should have
What are the advantages and disadvantages of using a computer
Should the parents support their children in using the internet 参考答案: