搜题请搜索小程序“爱下问搜题”
问题 多项选择题

数据字典是开展GIS系统分析和设计的工作基础，其主要内容包括（）等

A空间数据库名称，层名

B关联属性项，关联字段

C拓扑关系，属性表

D要素类型，操作限制规则

E需求分析，统计表

答案

参考答案：A, B, C

填空题

阅读下面材料，在空白处填入适当的内容（1个单词）或括号内单词的正确形式。    

Chengdu has dozens of new millionaires, Asia’s biggest building, and fancy new hotels. But for tourists like me, pandas are its top（61）(attract).

So it was a great honour to be invited backstage at the not-for-profit Panda Base, where ticket money helps pay for research, I（62）（arrow）to get up close to these cute animals at the 600-acre centre. From tomorrow, I will be their UK ambassador. The title will be（63）(official) given to me at a ceremony in London.But my connection with pandas goes back （64）my days on a TV show in the mid-1980s,（65）I was the first Western TV reporter（66）(permit) to film a special unit caring for pandas rescued from starvation in the wild. My ambassadorial duties will include（67）(introduce) British visitors to the 120-plus pandas at Chengdu and others at a research in the misty mountains of Bifengxia.

On mu recent visit, I help a lively three-month-old twin that had been rejected by（68）(it) mother. The nursery team switches him every few（69）(day) with his sister so that while one is being bottle-fed,（70）other is with mum-she never suspects.

62（）
查看答案
单项选择题

（）级以上地方人民政府农业行政主管部门可以在国家级或省级野生植物类型保护区以外的其他区域，建立国家重点保护野生植物保护点或设立保护标志。

A、县

B、市

C、省

D、乡（镇）
查看答案