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【多选题】
汽车巡航系统主要由哪些部件组成?
A.
巡航控制开关
B.
传感器
C.
巡航控制ECU
D.
执行器
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皮皮学刷刷变学霸
举一反三
【单选题】Which of the following is NOT one of the findings of the research?
A.
Some schools chose pupils who got excellent results in music examinations.
B.
The proportion of pupils not getting their first choice in Hillingdon was 29. 5 percent.
C.
Some schools were asking personal information about parents.
D.
The number of secondary schools selecting pupils by aptitude increased.
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【简答题】10-10 波源作简谐振动,其运动方程为 y=4.0x10^-3cos(240 ) ,式中 y的单位为 m,t 的单位为 s,它所形成的波以30 m/s的速度沿一直线传播. (1)求波的周期及波长; (2) 写出波动方程.
查看完整题目与答案
【单选题】The findings of the study of American Express suggest that
A.
most small-business owners produce creative ideas during vacations.
B.
the ideas that come out during vacations are sure to promote business.
C.
some people can be more creative and productive during leisure time.
D.
spending time outside office doesn't detract from work success.
查看完整题目与答案
【单选题】需要长期肠外营养支持的,不宜选择
A.
锁骨下静脉
B.
颈外静脉
C.
颈内静脉
D.
股静脉
E.
外周静脉
查看完整题目与答案
【单选题】Which of the following sentences is INCORRECT?
A.
The findings of the court have now been made public.
B.
When was the United Nations established?
C.
The Olympic Games begins in two years' time.
D.
The minutes of the meeting were read and confirmed.
查看完整题目与答案
【单选题】The findings of the two studies contradict each other, though both groups of scientists have used the same method.
A.
agree with
B.
confirm
C.
complement
D.
disagree with
查看完整题目与答案
【简答题】波源作简谐运动,振幅为500px,周期为0.02s,若该振动以100 m ·s 的速度沿一直线传播。设t=0时,波源处的质点经平衡位置向正方向运动。(1)写出波动方程(2)求距波源5.0m处质点的运动方程和初相
查看完整题目与答案
【单选题】这个图标代表的工具是()
A.
颜料工具
B.
油漆工具
C.
调和工具
D.
透明度工具
查看完整题目与答案
【单选题】Which of the following can't be inferred from the findings of the researchers?
A.
Hurricane activity is indeed quite sensitive to climate.
B.
La Nina events prevent more intense and frequent storms from happening.
C.
Current climate conditions resemble those that led to peak Atlantic hurricane activity about 1000 years ago.
D.
The increase in storm intensity and climate change are linked.
查看完整题目与答案
【单选题】The findings of the study on the satisfaction ratings in romantic relationship reveal that ______.
A.
meditation can keep the relationship at its peak
B.
retrospection helps people feel satisfied with the partner
C.
specific analysis can foretell the future of the relationship
D.
thinking about delails makes one uncertain about the relationship
查看完整题目与答案
相关题目：
【单选题】Which of the following is NOT one of the findings of the research?
A.
Some schools chose pupils who got excellent results in music examinations.
B.
The proportion of pupils not getting their first choice in Hillingdon was 29. 5 percent.
C.
Some schools were asking personal information about parents.
D.
The number of secondary schools selecting pupils by aptitude increased.
查看完整题目与答案
【简答题】10-10 波源作简谐振动,其运动方程为 y=4.0x10^-3cos(240 ) ,式中 y的单位为 m,t 的单位为 s,它所形成的波以30 m/s的速度沿一直线传播. (1)求波的周期及波长; (2) 写出波动方程.
查看完整题目与答案
【单选题】The findings of the study of American Express suggest that
A.
most small-business owners produce creative ideas during vacations.
B.
the ideas that come out during vacations are sure to promote business.
C.
some people can be more creative and productive during leisure time.
D.
spending time outside office doesn't detract from work success.
查看完整题目与答案
【单选题】需要长期肠外营养支持的,不宜选择
A.
锁骨下静脉
B.
颈外静脉
C.
颈内静脉
D.
股静脉
E.
外周静脉
查看完整题目与答案
【单选题】Which of the following sentences is INCORRECT?
A.
The findings of the court have now been made public.
B.
When was the United Nations established?
C.
The Olympic Games begins in two years' time.
D.
The minutes of the meeting were read and confirmed.
查看完整题目与答案
【单选题】The findings of the two studies contradict each other, though both groups of scientists have used the same method.
A.
agree with
B.
confirm
C.
complement
D.
disagree with
查看完整题目与答案
【简答题】波源作简谐运动,振幅为500px,周期为0.02s,若该振动以100 m ·s 的速度沿一直线传播。设t=0时,波源处的质点经平衡位置向正方向运动。(1)写出波动方程(2)求距波源5.0m处质点的运动方程和初相
查看完整题目与答案
【单选题】这个图标代表的工具是()
A.
颜料工具
B.
油漆工具
C.
调和工具
D.
透明度工具
查看完整题目与答案
【单选题】Which of the following can't be inferred from the findings of the researchers?
A.
Hurricane activity is indeed quite sensitive to climate.
B.
La Nina events prevent more intense and frequent storms from happening.
C.
Current climate conditions resemble those that led to peak Atlantic hurricane activity about 1000 years ago.
D.
The increase in storm intensity and climate change are linked.
查看完整题目与答案
【单选题】The findings of the study on the satisfaction ratings in romantic relationship reveal that ______.
A.
meditation can keep the relationship at its peak
B.
retrospection helps people feel satisfied with the partner
C.
specific analysis can foretell the future of the relationship
D.
thinking about delails makes one uncertain about the relationship
查看完整题目与答案