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说明:套管制作与安装所需钢管和钢板已包括在制作安装定额内;但江苏省单位估价表第六册6-2945~2961定额---刚性防水套管制作工料中显示焊接钢管为带括号的耗用量,应不应计取刚性防水套管所需焊接钢管主材?
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【简答题】There is widespread fear among policymakers and the public today that the family is falling apart. Much of that worry stems from a basic misunderstanding of the nature of the family in the past and la...
【简答题】There is widespread fear among policymakers and the public today that the family is falling apart. Much of that worry stems from a basic misunderstanding of the nature of the family in the past and la...
【单选题】24 三相异步电动机旋转磁场速度等于转子转速时,转差差率为( )
A.
S=0
B.
S=0.01~0.007
C.
S=0.7
D.
S=0.9
【单选题】In the past, aviation industry was the smallest source of greenhouse gases emission and thus did not attract people's attention.
A.
Y
B.
N
C.
NG
【单选题】The government's policies in the past five years have shown a (n) ______ in emphasizing the necessity of improving the peasants' livelihood.
A.
exaltation
B.
coherence
C.
agony
D.
behavior
【单选题】This October, the interact celebrated its 40th birthday. In the past 40 years, this great invention has changed our lives in many ways, including our shopping habits. A big attraction. Not long ago, I...
A.
Many choices, lower prices and great convenience.
B.
The intention of following the fashion.
C.
Mom, satisfaction with the cosmetics bought on line.
D.
The curiosity about shopping online.
【单选题】It is implied in the passage that in the past______.
A.
blue-collar workers worked harder than white-collar workers
B.
white-collar workers had little difficulty getting good jobs
C.
there were more white-collar workers than blue-collar workers
D.
colleges and graduate schools trained more skilled workers than now
【简答题】每个脉冲信号使机床运动部件沿坐标轴产生一个最小位移叫[填空(1)]。
【单选题】Formed from the characters for harbor and wave, and commemorated in the 19th-century woodblock print by Hokusai that decorates so many books and articles about the subject, the word shows that these s...
A.
并列结构
B.
分裂结构
C.
倒装结构
D.
比较结构
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