汽轮机冷态启动时，从冲动转子到定速，一般相对膨胀差出现负值。
参考答案：错
The storm left, _____ a lot of damage to this area.
[ ]
A. caused
B. to have caused
C. to cause
D. having caused
租金的结算期限一般自提运的次日起至退租之日止，租金按日历天数逐日计取，按月结算。
