储量变化 meaning in Chinese

fluctuation of stock

The comparative ability of resources for bearing the pressure of population , the efficiency of resources utilization , the efficiency of energy utilization , the rate of resources reserves decrease , the surcharge of the resources , the resources possessed by per capita , the consumption of resources by per capita , the index of resources guarantee ' s degree , the gross consumption of substance , the intensity of the consumption of substance , and the productivity of substance and so on indexes for natural material resources were chose to construct a index system that could be used to tell the degree of the sustainable development for certain material flow ( short for mf )
本文简要介绍了可持续发展及区域物料流的概念。选取相对资源承载力、资源利用效率、能源利用效率、资源储量变化率、资源超载人数、人均资源占有量、人均资源消费量、资源保证程度指数、物质消耗总量、物质消耗强度及物质生产力等指标建立了一套自然材料资源的可持续能力评价指标体系。概括介绍了中国西部的两个典型省区和一个典型地区，即重庆、甘肃及攀枝花地区典型材料行业发展现状。