And their increasing frequency is an important part of the degradation of the Amazon forest-and could be an indicator of large-scale environmental change.
并且它们不断增长的发生频率是亚马逊森林退化的一部分——这种变化可以作为一大片地区环境变化的指示器。
2
However, it is absolutely clear that the frequency of integration — or at least the lack of long periods without integration — is a definitive indicator of successful projects.
然而，整合的频率无疑是成功项目的一个指示器，这一点已经非常明确的。
3
This paper introduces the image block segmentation into the multi-focus image fusion, and USES wavelet spatial frequency as the multi-focus image clarity indicator.