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【判断题】
旅游团的游览活动结束后,游客要求延长逗留期限,一般情况可满足其要求。
A.
正确
B.
错误
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【多选题】(2分)在回归分析中,关于估计标准误差正确的是( )
A.
估计标准误差大,回归直线代表性小,因而回归直线实用价值也小
B.
估计标准误差大,回归直线代表性大,因而回归直线实用价值小
C.
估计标准误差大,回归直线代表性小,因而回归直线实用价值大
D.
估计标准误差可以看作排除x对y影响后,y随机波动大小的估计量
【判断题】非门常称为反相器。
A.
正确
B.
错误
【单选题】Question 6
A.
Having his wife killed.
B.
Killing his wife in the U.K.
C.
Being involved in a taxi accident.
D.
Hiring a crew of hit men.
【单选题】体内嘌吟代谢障碍,血液中尿酸增高,并伴有尿酸盐(钠)结晶沉着在体内的一些器官组织而引起的疾病是
A.
钙化
B.
结石形成
C.
黄疸
D.
糖原沉积
E.
痛风
【单选题】传热方程式中,传热系数的单位是:
A.
W/(m2·K2)
B.
W/(m·K2)
C.
W/(m·K)
D.
W/(m2·K)
【单选题】Question 6
A.
Because she doesn't want to spend too much money.
B.
Because most of the places have already been taken.
C.
Because there aren't many places to choose from in that area.
D.
Because all the new students are looking for accommodation.
【判断题】反相器常称为非门。 ( )
A.
正确
B.
错误
【单选题】Question 6
A.
There is a great variety of foods.
B.
There is a great variety of nutrients.
C.
It is difficult to make your choice of food.
D.
It is important to fit foods together properly.
【判断题】“非”门通常称为反相器。
A.
正确
B.
错误
【单选题】Question 6
A.
It can only drive in flat areas .
B.
It cannot go over 130 kilometers per hour .
C.
It has no gas pedals and steering wheels.
D.
It has no safety devices.
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