高峰小时系数
参考答案：高峰小时系数就是高峰小时交通量与高峰小时内某一时段的交通量扩大为高峰小时的交通量之比。
不等式﹣2x+1＞0的解集是（ ）．
Not only he but also we _____ right, that is to say, he as well as we _____ right. [ ]
A. are; are
B. is; is
C. is; are
D. are; is
