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问题 单项选择题

有关多囊卵巢的声像表现，下列哪项是的

A．卵巢切面可见10个以上的卵泡
B．卵巢髓质回声明显增强
C．卵泡直径多数小于5mm
D．卵巢髓质可见较丰富的血流信号
E．双侧卵巢小于正常

答案

参考答案：E

单项选择题

His ________behavior made everyone nervous. He was always rushing to open doors and perform other small tasks, apologizing unnecessarily for any inconvenience that he might have caused.

A．oblivious

B．observant

C．obsequious

D．obsolescent
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问答题 简答题

影响测井曲线质量的因素有哪些？
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