This paper assesses grades of different geologic hazards in Chongqing. According to practical situation, the hazard index can be calculated through hazard frequency and hazard severity.
本文以重庆市为例，对九大城区各种地质灾害进行分级评价，根据本地区实际情况，得到灾害发生的频率和严重度，从而计算出灾害指数。
The degree of risk depends on the severity of the hazard and the degree of exposure.
风险的程度取决于危害的严重性和暴露程度。
Does this step involve a hazard of sufficient risk severity to control it?
此步是否涉及控制一个高风险度危害？
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