2) disaster frequency
灾害频数
1.
Based on the population and the natural disaster database of counties in China, this paper adopts population density, which shows hazard-affected population, and disaster frequency, which reflects intensity of natural disasters, to establish the corresponding relationship between them.
依据灾害系统理论与中国县域人口、自然灾害数据库,采用反映人口承灾体的人口密度和反映自然灾害强度的频数,建立二者的对应关系,将中国划分为 15个不同的人口密度与综合自然灾害频数等级组合类型。
3) hazard degree
灾害度
1.
Based on the sta tistical a nal yses of the haza rd area and the economic losses in the South westChina(only consisting of Yunnan,Guizhou, Sichuan)and information-collected,the catastrophictime prediction mOdel and the calculatin8 medel of flood-waterlogging hazard degree were set up.
本区是我国洪涝灾害的严重危害区域之一，选择洪涝灾害活动强度、人类活动强度和经济活动强度为基础指标，建立洪涝灾害度计算模型，并按计算结果对洪涝灾害进行区划。
4) calamity degree
灾害程度
5) disaster density
灾害密度
1.
In this paper disaster density function and disaster strength function are introduced to se tup reliability model of grain yield system.
通过引入灾害密度、灾害强度等概念。
6) disaster strength
灾害强度
1.
In this paper disaster density function and disaster strength function are introduced to se tup reliability model of grain yield system.
通过引入灾害密度、灾害强度等概念。
补充资料：频度
1.梵语音译。点。指有形物组成的最小部分。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条