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________________[A] diluted [B] dissolved [C] determining [D] diffused..
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_________________[A] distinguishing [B] discovering [C] determining [D] detecting..
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500KV设备不停电时的安全距离为()A.1.5米B.3米C.1米D.5米..
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____________________[A] even if [B] if only [C] only if [D] as if..
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当项目的产出物用于增加国内市场供应量时其直接效益等于()A.....
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5________________[A] anyway [B] though [C] instead [D] therefore..
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