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最佳答案：Anita Hayes买了一个旧房子用来做她的办公室.她发现那个房顶的绝缘系统非常差,而如果她换一个新的绝缘系统,她的电费可以大幅度的减少.她估算了,如果用了新
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最佳答案：Abstract:Management Construction Project is a basic point to the smoothness of a
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最佳答案：Not only delay the construction and engineering caused not due to the loss and w
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最佳答案：With the development of economic and infrastructure engineering amplification, i
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最佳答案：The materials basis of construction are land,building materials,construction equ
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最佳答案：In recent years, with the construction of the national economy and technology, e