当相邻两电梯层门地坎间的距离大于()时,其间必须设置井道安全门。
A、7m
B、8m
C、10m
D、11m
参考答案:D
短文改错(共10小题;每小题1分,满分10分)
My summer travel started terribly. I was at the Shanghai Railway Station buy a ticket to Hang Zhou. I was going to visit a friend here and after that I would go to Xiamen for long holiday. I bought my ticket but turned around to pick up my bag from the floor and then I realized that someone had stolen it. Luckily I had all my money on my pocket, but the only clothes I had was those I had on. It felt very strange to travel without any luggages. When I finally arrived at my friend, he lent to me lots of clothes. I feel very happy that I could change my clothes at last.
()是编制市场调研报告的关键阶段。
A.信息整理
B.专题研讨
C.分工编写
D.形成初稿