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AIG extends a DTD by semantic attribute, semantic rule and constraints.
AIG通过语义属性、语义规则和约束来扩展给定的DTD。
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The optimal temperatures of boll growth were 24.7 of daily mean temperature ( DMT ) and 13.7? DTD .
适宜于棉铃发育的最适日均温为 24.7 ℃,最适日温差13.7℃.
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