补偿密度测井使用两个探测器是为了补偿井壁泥饼和（）的影响。
A、不规则井壁
B、相邻地层
C、泥浆电阻率
D、泥浆相对密度大
参考答案：A
阅读短文，判断正误，对的打T，错的打F。
Her first name is Alice. Her last name is Jones. Her phone number is five-four-five, five-five-four-one.
His first name is Peter. His last name is Green. His phone number is seven-three-two, eight-six-nine-one.
( )1. Her name is Alice Jones.
( )2. Her first name is Jones.
( )3. His last name is Green.
( )4. His phone number is 732-8691.
( )5. Her phone number is 454-5541.
上睑下垂的诊断标准是（）。
A.坐位平视，上睑缘位于角膜上缘
B.坐位平视，上睑缘位于角膜上缘下1cm
C.上睑缘位于瞳孔中央
D.坐位平视，上睑缘位于角膜上缘与瞳孔上缘间的中点水平
E.坐位平视，上睑缘低于角膜上缘与瞳孔上缘间的中点水平
