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最佳答案:If excess carbon dioxide is released into the atomoshpere,there will be a temper
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最佳答案:for reducing greenhouse gas of atmosphere,on the one hand,we need to cut down el
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最佳答案:1. Applied to the tube sets of hydrogen sulphide environment2. Oil used to contr
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最佳答案:摩托车尾气中的二氧化碳的排放量比汽车低百分之三十八The esmissions of the carbon dioxide in the motorcycle
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最佳答案:Emissions of carbon dioxide from motorcycles are 38% less than the emissions pro
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最佳答案:In two varieties of strawberry "beauty" and "ZhangJi" as the experimental object
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最佳答案:我最很英语了
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最佳答案:第一句不是机译的,参考..物质发生化学变化是旧键的断裂新键的形成过程.在氧化还原反应中反应物发生化学变化伴随着电子的转移,电子的转移数与物质的结构有关,并决定物