本文认为，构建石油安全评价指标体系是评价工作的基础。
This article holds that the oil security evaluation index system is foundation.
根据影响道路工程安全的各因素，建立一套安全评价指标体系。
A set of safety evaluating index system is established in accordance with various factors influencing safety of road projects.
矿产资源安全评价指标体系的科学化和操作化是当前研究的难点；
The difficulties in the research are concerned with the establishment of a scientific and workable index system of mineral resources security assessment.
应用推荐