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【简答题】
什么是数据库?它的用途是什么?
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举一反三
【多选题】常见的受弯、剪、扭的构件有（）
A.
雨蓬梁
B.
折梁
C.
吊车梁
D.
现浇框架边梁
E.
柱
查看完整题目与答案
【单选题】听力原文：WA I was just trying to pay my parking fees, and the machine I was using ate my money. It's the machine on the second floor parking deck. MB Huh, that's strange. It's never done that before. Do y...
A.
At a bank
B.
In a parking garage
C.
Near a food vending machine
D.
Next to a public telephone booth
查看完整题目与答案
【单选题】听力原文：WA I'm interested in your packaging system, but it's so much more expensive than your competitors'. MB You're right. Our prices are definitely higher than systems from other brands in the same ca...
A.
They are made with high-quality parts.
B.
They come with training and maintenance plans.
C.
They are built according to customer specifications.
D.
They have more functions than systems made by competitors.
查看完整题目与答案
【多选题】下列构件中,属于常见的混凝土受扭构件的为( )。
A.
雨棚梁
B.
中间跨主梁
C.
次梁边跨的主梁
D.
弯梁与折梁等
查看完整题目与答案
【单选题】I'm writing to()a position as a computer engineer in your company.
A.
thank for
B.
wait for
C.
apply for
查看完整题目与答案
【多选题】下列构件中，属于常见的混凝土受扭构件的有()。
A.
雨棚梁
B.
中间跨主梁
C.
弯梁与折梁等
D.
次梁边跨的主梁
查看完整题目与答案
【简答题】设当前工作目录中有两个数据库表：课程表（表名为KC）和成绩表(表名为CJ),它们均属于数据库JXSJ。课程表包含课程代码(字段名为KCDM)和课程名称（字段名为KCMC）等字段,成绩表包含学生选修的课程代码(字段名为KCDM)和成绩（字段名为CJ,数据类型为数值型）等字段。如果要查询每门课程的最高成绩,可用下列SELECT-SQL命令： SELECT Kc.kcdm AS 课程代码,Kc.k...
查看完整题目与答案
【单选题】听力原文：M: I'm going to Hong Kong and Singapore next month. W: Oh, really? How nice! I was in Hong Kong last year and I eally enjoyed it. M: And what about Singapore? W: Well, it's smaller, and much less...
A.
It's much better than Hong Kong.
B.
It's smaller than Hong Kong but more crowded.
C.
It has better shops and stores than Hong Kong.
D.
It's cleaner and much less crowded than Hong Kong.
查看完整题目与答案
【单选题】某通讯机房设置七氟丙烷预制灭火系统,该系统应有()种启动方式。
A.
1
B.
2
C.
3
D.
4
查看完整题目与答案
【单选题】听力原文：WA Hi. This is Erika Heaton. I'm leaving on vacation soon and I was wondering if you could hold my mail until I get back. MA Sure, we can hold mail at the post office for up to one month. Could I...
A.
On vacation
B.
On a business trip
C.
To an international conference
D.
To study abroad for the summer
查看完整题目与答案
相关题目：
【多选题】常见的受弯、剪、扭的构件有（）
A.
雨蓬梁
B.
折梁
C.
吊车梁
D.
现浇框架边梁
E.
柱
查看完整题目与答案
【单选题】听力原文：WA I was just trying to pay my parking fees, and the machine I was using ate my money. It's the machine on the second floor parking deck. MB Huh, that's strange. It's never done that before. Do y...
A.
At a bank
B.
In a parking garage
C.
Near a food vending machine
D.
Next to a public telephone booth
查看完整题目与答案
【单选题】听力原文：WA I'm interested in your packaging system, but it's so much more expensive than your competitors'. MB You're right. Our prices are definitely higher than systems from other brands in the same ca...
A.
They are made with high-quality parts.
B.
They come with training and maintenance plans.
C.
They are built according to customer specifications.
D.
They have more functions than systems made by competitors.
查看完整题目与答案
【多选题】下列构件中,属于常见的混凝土受扭构件的为( )。
A.
雨棚梁
B.
中间跨主梁
C.
次梁边跨的主梁
D.
弯梁与折梁等
查看完整题目与答案
【单选题】I'm writing to()a position as a computer engineer in your company.
A.
thank for
B.
wait for
C.
apply for
查看完整题目与答案
【多选题】下列构件中，属于常见的混凝土受扭构件的有()。
A.
雨棚梁
B.
中间跨主梁
C.
弯梁与折梁等
D.
次梁边跨的主梁
查看完整题目与答案
【简答题】设当前工作目录中有两个数据库表：课程表（表名为KC）和成绩表(表名为CJ),它们均属于数据库JXSJ。课程表包含课程代码(字段名为KCDM)和课程名称（字段名为KCMC）等字段,成绩表包含学生选修的课程代码(字段名为KCDM)和成绩（字段名为CJ,数据类型为数值型）等字段。如果要查询每门课程的最高成绩,可用下列SELECT-SQL命令： SELECT Kc.kcdm AS 课程代码,Kc.k...
查看完整题目与答案
【单选题】听力原文：M: I'm going to Hong Kong and Singapore next month. W: Oh, really? How nice! I was in Hong Kong last year and I eally enjoyed it. M: And what about Singapore? W: Well, it's smaller, and much less...
A.
It's much better than Hong Kong.
B.
It's smaller than Hong Kong but more crowded.
C.
It has better shops and stores than Hong Kong.
D.
It's cleaner and much less crowded than Hong Kong.
查看完整题目与答案
【单选题】某通讯机房设置七氟丙烷预制灭火系统,该系统应有()种启动方式。
A.
1
B.
2
C.
3
D.
4
查看完整题目与答案
【单选题】听力原文：WA Hi. This is Erika Heaton. I'm leaving on vacation soon and I was wondering if you could hold my mail until I get back. MA Sure, we can hold mail at the post office for up to one month. Could I...
A.
On vacation
B.
On a business trip
C.
To an international conference
D.
To study abroad for the summer
查看完整题目与答案