皮皮学，免费搜题
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【单选题】
产生标识X射线的最低激发电压U必须满足的关系是A.
eU≥W
B.
eU≤W
C.
eU≈W
D.
eU≠W
E.
eU∝W
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】He is the__________ (thin) student in our class．
【简答题】A．Let the student attend another class. B．Allow the student to take the class this term. C．Allow the student to take the class next year. D．Permit the student to graduate without the class.
【简答题】组织策略的常用方法有哪些
【简答题】He is taller than any other student in his class. He is ______ ______ student in his class.
【单选题】某男性患者,55岁,X线胸片表现为右上肺大片实变肺内多发小的透亮区,轮廓不规则,如虫蚀状,最常见于
A.
干酪性肺炎
B.
大叶性肺炎
C.
慢性肺脓肿
D.
慢性纤维空洞型肺结核
E.
肺泡癌
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