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最佳答案：建筑节能材料、建筑新型材料、防火保温材料等系列产品.Energy-saving building materials,new construction mate
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最佳答案：Cell phone can be attached to our wrists.When we talk,we can clealy see others'
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最佳答案：i'm afaid we have to leave him behind in nanhai, he isn't adapt to the northern
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最佳答案：Landscape GRP Telecommunication TowerA New Resin Composite Material Single Type
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最佳答案：As you also knew that this model is a new one of yours.Your Quality Department a
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最佳答案：Teachers should adopt new style interactive teaching model instead of convention
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最佳答案：Abstract:As a new type of geotextile material,fiberglass is widely used in roads
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最佳答案：Structure A is very common in old buildings ,the same as its derivative in moder
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最佳答案：When the plant project completed,it going to produce new pattern slice resistors
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最佳答案：翻译如下：Abstract:the new type of phosphorus self-made flame retardant agent of nylo