多关键字的排序有其一定的实用范围。例如。在进行高考分数处理时，除了需对总分进行排序外，不同的专业对单科分数的要求不同，因此尚需在总分相同的情况下，按单科的分数排出考生录取的次序。 -Multiple keywords sort has its practical range. For example. College entrance examination scores during treatment, in addition to the need to sort out, the dif