题目：
水经多变磁场磁化后，其溶解能力增大约50%，所以可以靠注入井内水的磁化来提高溶剂的溶解能力，在这种情况下溶解速度可提高（）。
A.5%-7%
B.15%-17%
C.25%-27%
D.35%-37%
答案：
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参考答案：教学规律
水经多变磁场磁化后，其溶解能力增大约50%，所以可以靠注入井内水的磁化来提高溶剂的溶
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