为什么平整机组要形成尾卷?
参考答案:
因为钢卷尾部脱离开卷机后,失去张力控制,轧制效果不好,所以必须形成尾卷。
阅读理解。
1.When is the football game?
A. On July3.
B. On Sunday.
C. On Saturday evening.
D. On Sunday evening
2.Where is the English party?
A. At Lily' house.
B. At West Road.
C. At No. 205 King Street.
D. At Barton School.
3. When can you buy the ice cream?
A. At 6:00 pm.
B. At 6:45 pm.
C. At 8:15 pm.
D. At 9:00 am.
4. The word "free" means (意思是) ________.
A. 半价
B. 免费
C. 价格面谈
D. 谢绝入内
5. If you want to have two new flavors of ice cream, you need to pay ________.
A. 18 dollars
B. 9 dollars
C. 6 dollars
D. 2 dollars
具有中国之最的铁路干线。
最长的南北铁路干线是_____________;
最长的东西铁路干线是__________________;
经过省级行政中心最多的铁路干线是____________________;
经过省级行政中心最少的铁路干线是____________________。