因此，需要一种更为科学、合理的方法圈定异常浓集中心。
We need a much more scientific and logical method mark out the anomaly focusing area.
传统上异常浓集中心是以异常下限值的1 ~ 2倍圈出的区域。
Traditionally, anomaly consistence focus is an area, which is marked out by the abnormal limit of 1 ~ 2 times.
金异常优选应把各异常元素的浓集中心是否重叠作为重要指标来考虑。
The strength center of all elements overlapped is considered as an important index in optimum estimate of Au geochemical abnormity.
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