滤线栅的特性不包括
A．栅比B．栅焦距C．栅密度D．栅面积E．曝光倍数
参考答案：D
解析：滤线栅的特性中，不包括栅面积。
This ___________ Miss White. [ ]
A. are
B. is
C. am
When you finish reading the book. you will have _____ better understanding of _____ life. [ ]
A. a; the
B. the; a
C. 不填; the
D. a; 不填
