A.反應(yīng)溫度低,轉(zhuǎn)化率高 B.反應(yīng)溫度高,轉(zhuǎn)化率低 C.反應(yīng)溫度越低,轉(zhuǎn)化率越低 D.反應(yīng)溫度高,轉(zhuǎn)化率高