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光栅显示系统的优点是刷新频率一定,与图形的复杂程度无关,但会产生走样。()

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It can be inferred from the last paragraph that______.

A. the fed will not start to pull back from its quantitative easing in the near future
B. the stock price will rise for a few more months
C. recently economy grows at modest to moderate pace
D. interest rate will remain high though this year

非理想镜面反射中,镜面反射指数n模拟镜面反射光在空间中的汇聚程度,n越大,表面越粗糙(光滑)。()

关于拆模,下面各项中错误的是().
A﹒混凝土强度达到设计强度标准值75%以后方可拆模;
B﹒通常是先支的先拆,后支的后拆;
C﹒先拆非承重部分,后拆承重部分;
D﹒重大复杂的模板拆除,应按专门的制定的拆模方案进行;

It can be inferred from the 6th paragraph that______.

A. international treaties are effective in the fight against climate change
B. Kyoto climate treaty is not as effective as Montreal Protocol
C. most countries are willing to participate and comply with Kyoto climate treaty
D. phasing down HFCs would provide the gteatest climate protection of all ways

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