旋转阳极X线管优于静止阳极X线管的优点是A.较大的照射野B.较大的X线管容量C.增加照片对比度D.工作费用少E.这些都对

作者: rantiku 人气: - 评论: 0
问题 旋转阳极X线管优于静止阳极X线管的优点是
选项 A.较大的照射野 B.较大的X线管容量 C.增加照片对比度 D.工作费用少 E.这些都对
答案 B
解析 :旋转阳极X线管的特点是功率大,焦点小。

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