多重指标是数学中一种方便的表示法，它将指标中的单个整数推广为多个整数，它可以简化多元微积分、偏微分方程与分布理论中的计算，也便于操作幂级数。
字串共用可以让原来要指向多个缓冲区的多重指标成为指向单一缓冲区的多重指标。
String pooling allows what were intended as multiple Pointers to multiple buffers to be multiple Pointers to a single buffer.
随后的萧条改变了这一局面，无工作的人超过了不快乐的人：GDP下降比什么都更能让人们意识到这个可恶的指标有多重要。
The subsequent recession fixed that. The jobless now outnumber the joyless—there is nothing like a drop in GDP to remind everyone how much this much-maligned metric matters.
综合数据缺失值的单一填补和多重填补方法，提出一种新的信用指标缺失值填补方法—KNNMI。
In combination single imputation of missing data with multiple imputation, a new missing data imputation—KNNMI is proposed.
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