k-index meaning in Chinese

k 指数

Based on the climate data from 1961 to 2000 in northwest chine , a new flood / drought indeces - palmer _ z index ( zndx ) is introduced . by analyzing and contrasting k - index , z - index and zndx , demonstrated the rationality of zndx and again determined grades of flood / drought for zndx and regional flood / drought indeces . the modified zndx is recognized to be optimum for studing the flood or drought of northwest chine , acting to the result of comparing annual and season flood / drough grades with those of history
本文利用西北地区1961 2000年月、日气候资料，引进一种新的旱涝指数方法palmer _ z指数(简称zndx ) ，通过与国内现用的z指数值、 k指数值对比分析，及其所含参数计算值与实测值的对比分析，论证了zndx指数的合理性，并对其单站旱涝指数及区域旱涝指数等级进行修订。