重复计划停运率即设施在统计时间内重复计划停运次数与统计台年数之差。
参考答案：错
—What a pity! I've not got a ticket for the football match.
—Don't worry. It'll be broadcast _____.[ ]
A. live
B. lively
C. alive
D. living
什么是无顶压逆流再生技术？
