Then the scientific definition of ECC is given, the feature, connotation and importance of research of it is analysis, the condition and mechanism of ecosystem sustainable carrying is explicated.

• 以上述理论为指导，对阿-塔河流域的生态承载力和可持续发展状况进行了计算和评价，结果显示阿-塔河流域自源流向于流卜、中。下游生态承载能力依次递减，生态系统越来越不稳定。