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外墙一般抹灰施工的顺序。应由檐口开始自上而下进行施工。按规范要求需要做泛水、滴水线、滴水槽的檐口、窗台、阳台、雨罩等部位时，要按设计要求做好。( )
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Last year, support for the social and behavioral sciences represented only about three percent of the government’s total budget for research funds in the United States. Thus, the particularly sharp reductions imposed on such programs this year seem dictated not by financial constraints but by social philosophy. Which of the following is an assumption on which the conclusion of the passage above is based
How do the airlines expect to prevent commercial plane crashes Studies have shown that pilot error contributes to two-thirds of all such crashes. To address this problem, the airlines have upgraded their training programs by increasing the hours of classroom instruction and emphasizing communication skills in the cockpit. But it is unrealistic to expect such measures to compensate for pilots’ lack of actual flying time. Therefore, the airlines should rethink their training approach to reducing commercial crashes. Which one of the following is an assumption upon which the argument depends
水泥砂浆室内小面积抹灰主要是指：踢脚线、墙裙、内窗台护角、梁、柱等的抹灰。( )
FilmPro sells millions of videocassettes directly to consumers at $25 apiece for a $10 profit on each. However, FilmPro is losing money because people are buying illegally copied versions of its $25 videocassettes at far .cheaper prices. So far, one million illegally copied cassettes have been sold for $5 each. Illegal copying, therefore, has cost the company at least $10 million in potential profits. Which of the following is an assumption that, if true, would allow the conclusion above to be properly drawn
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