钢板桩格形围堰的特点是
A.回收率高
B.围堰边坡垂直
C.断面小、占地少
D.安全可靠
E.高度机械化
参考答案：A, B, C, D, E
I don't like this restaurant because food in it is ______ I have ever eaten. [ ]
A. the most delicious
B. the most terrible
C. more delicious
D. the best
研究残留应力方法：
