Additionally, spatial associationindex was computed to characterize the spatial interactions between forest class and other target land use types of interest.
另外，计算景观类型间的空间关联指数，以刻画森林与其他土地利用类型的空间交互效应。
2
The new concept of regeneration interspecific association is put forward, the new formula of the regeneration interspecific associationindex is defined on the base of the monopolized circle theory.
再由独占圆理论为平台，定义新的联结度指数公式、提出更新联结度的概念。
3
The National Association of Home Builders index of expected sales fell to a 16-year low.