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【简答题】
American architecture is (71) its best when it is concerned with (72) that have a practical purpose. Factories, office buildings, public buildings, rail terminal and airports, and other such (73) show American architecture at its (74) imaginative and graceful, as well as its most (75) . The single most important American (76) design is the skyscraper, a style (77) in the late nineteenth century and since (78) as the trademark of American building. (79) the development of the steel skeleton and brick for buildings, the weight and low strength of stone and brick limited the (80) of the city office buildings (81) about twelve floors. (82) American cities grew larger in closing years of the 19th century, the (83) on which the structures might be placed because more valuable, the (84) for taller buildings increased. The use of steel (85) for construction was a direct response (86) this demand. The first office building to use the steel frame (87) was constructed in 1884. It soon became clear (88) . a steel--frame. building could rise (89) four times as high us one of brick and stone. In a little more than ten years, the use of steel (90) has revolutionized the design of city office buildings, and the skyscraper was born.
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【单选题】按《公约》的解释,如违约的情况尚未达到根本性违反合同的程度,则受损害的一方
A.
只可宣告合同无效,不能要求赔偿损失
B.
只能提出损害赔偿的要求,不能宣告合同无效
C.
不但有权向违约方提出损害赔偿的要求,而且可宣告会同无效
D.
可根据违约情况选择以上答案
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【单选题】研究人员根据对研究对象的了解有目的地选择一些单位作为样本,这种调查方式是
A.
判断抽样
B.
分层抽样
C.
方便抽样
D.
自愿抽样
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【单选题】按《公约》解释,如违约的情况尚未达到根本性违反合同的程度,则受损害的一方
A.
只可宣告合同无效,不能要求赔偿损失
B.
只能提出损害赔偿的要求,不能宣告合同无效
C.
不但有权向违约方提出损害赔偿的要求,而且可宣布合同无效
D.
可根据违约情况选择以上答案
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A.
B.
C.
【单选题】小赵每工作9天连休3天,某次他在周五、周六和周日连休,问他下一次在周六、周日连休是在本次连休之后的第几周?
A.
3
B.
5
C.
7
D.
9
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【单选题】如果要设置SQL*PLUS每页打印的数量,则可以使用如下哪个命令?
A.
set page
B.
pagesize
C.
size
D.
set pagesize
【单选题】将圆截面压杆改为面积相等的圆环截面压杆,其它条件不变,则临界载荷将()。
A.
降低
B.
增大
C.
不变
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