适合于对一批数据进行校验的是（）
A.奇校验
B.偶校验
C.循环冗余校验码
D.海明校验码
参考答案：C
LGN方向敏感性可以通过后天的训练获得。
After he has written his paper, he found some additional material______he should have included.
A．that
B．of which
C．in which
D．whom
