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阅读理解 Everyone loves Adventure land!The Parks and Exhibitions were built for you to explore, enjoy, and admire their wonders. Every visit will be an unforgettable experience. You will go away enriched, longing to come back. What are you going to do this time? The Travel Pavilion Explore places you have never been to before, and experience different ways of life. Visit the Amazon jungle village, the Turkish market, the Tai floating market, the Berber mountain house and others. Talk to the people there who will tell you about their lives, and things they make. You can try making a carpet, making nets, fishing... The Future Tower This exhibition shows how progress will touch our lives. It allows us to look into the future and explore the cities of the next century and the way we'll be living then. Spend some time in our space station and climb into our simulator(模拟装置) for the Journey to Mars! The Nature Park This is not really one park but several. In the Safari Park you can drive among African animals in one of our Range Cruisers: see lions, giraffes, elephants in the wild. Move on to the Ocean Park to watch the dolphins and whales. And then there is still the Aviary to see... The Pyramid This is the center of Adventure land. Run out of film, need some postcards and stamps? For all these things and many more, visit our underground shopping center. Come here for information and ideas too. 1. The Travel Pavilion is built to help visitors _______. A. realize the importance of travelling B. become familiar with mountain countries C. learn how to make things such as fishing nets D. learn something about different places in the world 2. If you want to get a toy lion to take home, where will you most likely go? A. The Pyramid. B. The Nature Park. C. The Future Tower. D. The Travel Pvilion.
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【判断题】Y3150E上滚切斜齿圆柱齿轮时,合成运动机构有2个运动输入端,2个运动输出端。
A.
正确
B.
错误
【单选题】发光点或会聚点位于无限远时,称为( )光束。
A.
平行
B.
发散
C.
会聚
D.
像散
【简答题】Y3150E上滚切斜齿圆柱齿轮时,合成运动机构有( )个运动输入端,( )个运动输出端。
【多选题】产品组合决策主要包括()。
A.
扩大产品组合
B.
缩减产品组合
C.
向上延伸
D.
向下延伸
E.
产品线延伸
【多选题】Y3150E上滚切斜齿圆柱齿轮时,合成运动机构的速比为:( )。
A.
U 合1 =-1
B.
U 合1 =1
C.
U 合2 =2
D.
【判断题】Y3150E上滚切斜齿圆柱齿轮时,合成运动机构有2个运动输入端,2个运动输出端。
A.
正确
B.
错误
【多选题】产品线扩展决策主要包括?
A.
产品线长度决策
B.
产品线宽度决策
C.
产品线削减决策
D.
产品线带动决策
E.
产品线换代决策
【简答题】计算机病毒的主要危害是().A. A:破坏信息,损坏CPU B. B:干扰电网,破坏信息 C. C:占用资源,破坏信息 D. D:更改Cache芯片中的内
【判断题】Y3150E上滚切斜齿圆柱齿轮时,合成运动机构有2个运动输入端,2个运动输出端。When cutting helical gear on Y3150E, the motion synthesis mechanism has two motion input terminals and two motion output terminals.
A.
正确
B.
错误
【多选题】产品线决策主要包括( )。
A.
产品线长度决策
B.
产品线宽度决策
C.
产品线削减决策
D.
产品线带动决策
E.
产品线换代决策
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