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【多选题】
绘梁的内力图按外力( )为标志分区段,外力包括支座反力;梁的无荷区段,弯矩图图线的类型一般为( ) 线;( )个控制点就能确定斜直线的位置;
A.
突变
B.
连续
C.
斜直
D.
抛物
E.
F.
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举一反三
【单选题】供暖散热器的构造因素中,对散热器的散热效果无影响的应是下列哪一项
A.
散热器的材料性质
B.
散热器的外形尺寸
C.
散热器的表面装饰
D.
散热器的承压大小
【单选题】报表的数据来源不包括
A.
数据表
B.
窗体
C.
查询
D.
SQL语句
【判断题】布尔型数据可以转换为其他数据类型?
A.
正确
B.
错误
【简答题】某种物品越是易于被替代,其需求也就越缺乏弹性。(    )
【单选题】报表的数据来源不包括( )
A.
B.
窗体
C.
查询
D.
SQL语句
【判断题】某种物品越是易于被替代,其需求也就越缺乏弹性
A.
正确
B.
错误
【单选题】The British government began to increase the economic exploitation of the colonies to ______________.
A.
Gain greater control of the colonies
B.
Pay off its debt due to the war
C.
Develop more colonies
D.
Show its supremacy over the colonies
【单选题】The British government began to increase the economic exploitation of the colonies to ______________.
A.
Gain greater control of the colonies
B.
Pay off its debt due to the war
C.
Show its supremacy over the colonies
D.
Develop more colonies
【单选题】Of the thirteen colonies, Province of Georgia belonged to ________.
A.
The New England Colonies
B.
The Central Colonies
C.
The Southern Colonies
D.
The Louisiana Colonies
【单选题】It took more than a century for the British to establish the _________ along the Atlantic coast with three regions: the Northeastern colonies, the Middle colonies, and the Southern colonies.
A.
12 colonies
B.
13 colonies
C.
14 colonies
D.
15 colonies
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