判断题:裂解价差是衡量企业盈利状况的一个指标。当裂解价差走高时,炼油厂的利润扩大,当裂解价差走低时,炼油厂的利润下降或亏损。( 

题目内容:
裂解价差是衡量企业盈利状况的一个指标。当裂解价差走高时,炼油厂的利润扩大,当裂解价差走低时,炼油厂的利润下降或亏损。(  )
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答案解析:

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若某股票3天内的股价情况如下所示(单位:元): 星期一 星期二 星期三 开盘价11.35 11.20 11.50最高价12.45 12.00 12.40

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