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【简答题】
在图书销售数据库中有表结构BOOK(BOOK_ID,BOOK_NAME,PRICR)和 AUTHOR(AUTHOR_NAME,BOOK_ID,ADDRESS),写出完成下列操作的T-SQL语句。 (1)设置BOOK中BOOK_ID为主键; (2)设置AUTHOR中BOOK_ID为外键; (3)在表BOOK中插入数据(’1203’,’数据库系统与应用教程’,32.8)
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参考答案：
举一反三
【单选题】风向玫瑰图中的C代表风速（）。
A.
0m/s
B.
<0.5m/s
C.
≤0.5m/s
D.
0～1.0m/s
查看完整题目与答案
【单选题】I went to see the Ice and Snow Festival. There ________ a big ice city.
A.
is
B.
was
查看完整题目与答案
【单选题】I went to a festival last week. There were lots of outdoor ________ serving ____36____ dishes from around the world. I bought some Indian curry, but it was too ____ for me. I was still hungry, so I at...
A.
traditional
B.
bland
C.
American
查看完整题目与答案
【单选题】风向玫瑰图中的C代表风速()。
A.
0m/s
B.
小于0.5m/s
C.
小于等于0.5m/s
D.
0~1.0m/s
查看完整题目与答案
【单选题】在最大风速玫瑰图中，某一方向的线段长度与图例中单位长度的比值表示该方向风的（ ）。
A.
频率值
B.
统计值
C.
代表值
D.
最大风速
查看完整题目与答案
【判断题】内涵义是指对事物的特征和本质属性的概括。
A.
正确
B.
错误
查看完整题目与答案
【单选题】风能玫瑰图中，从坐标原点指向图形边界的射线，其方向和长度分别代表了（）
A.
风向，该风向频率与平均风速立方的乘积
B.
风向，该风向频率与空气密度及平均风速立方的乘积
C.
风向，该风向频率与平均风速的乘积
D.
风向，该风向频率与空气密度及平均风速的乘积
查看完整题目与答案
【多选题】流动相一般储存于( )容器内
A.
玻璃
B.
不锈钢
C.
聚四氟乙烯
D.
塑料
查看完整题目与答案
【单选题】I went to a festival last week. There were lots of outdoor ________ serving ____ dishes from around the world. I bought some Indian curry, but it was too ____ for me. I was still hungry, so I ate some...
A.
an appetizer
B.
a side dish
C.
dessert
查看完整题目与答案
【简答题】One Sunday morning in August I went to local music festival. I left it early because I had an appointment 小题1: (late) that day. My friends walked me to the bus stop and waited with me 小题2: the bus arr...
查看完整题目与答案
相关题目：
【单选题】风向玫瑰图中的C代表风速（）。
A.
0m/s
B.
<0.5m/s
C.
≤0.5m/s
D.
0～1.0m/s
查看完整题目与答案
【单选题】I went to see the Ice and Snow Festival. There ________ a big ice city.
A.
is
B.
was
查看完整题目与答案
【单选题】I went to a festival last week. There were lots of outdoor ________ serving ____36____ dishes from around the world. I bought some Indian curry, but it was too ____ for me. I was still hungry, so I at...
A.
traditional
B.
bland
C.
American
查看完整题目与答案
【单选题】风向玫瑰图中的C代表风速()。
A.
0m/s
B.
小于0.5m/s
C.
小于等于0.5m/s
D.
0~1.0m/s
查看完整题目与答案
【单选题】在最大风速玫瑰图中，某一方向的线段长度与图例中单位长度的比值表示该方向风的（ ）。
A.
频率值
B.
统计值
C.
代表值
D.
最大风速
查看完整题目与答案
【判断题】内涵义是指对事物的特征和本质属性的概括。
A.
正确
B.
错误
查看完整题目与答案
【单选题】风能玫瑰图中，从坐标原点指向图形边界的射线，其方向和长度分别代表了（）
A.
风向，该风向频率与平均风速立方的乘积
B.
风向，该风向频率与空气密度及平均风速立方的乘积
C.
风向，该风向频率与平均风速的乘积
D.
风向，该风向频率与空气密度及平均风速的乘积
查看完整题目与答案
【多选题】流动相一般储存于( )容器内
A.
玻璃
B.
不锈钢
C.
聚四氟乙烯
D.
塑料
查看完整题目与答案
【单选题】I went to a festival last week. There were lots of outdoor ________ serving ____ dishes from around the world. I bought some Indian curry, but it was too ____ for me. I was still hungry, so I ate some...
A.
an appetizer
B.
a side dish
C.
dessert
查看完整题目与答案
【简答题】One Sunday morning in August I went to local music festival. I left it early because I had an appointment 小题1: (late) that day. My friends walked me to the bus stop and waited with me 小题2: the bus arr...
查看完整题目与答案
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