escape lighting system是什么意思

用法例句

This paper introduces the development and application of the emergence dispersal lighting techniques, probes into the advantages and disadvantages of two kinds of power-supply modes, centralized mode and independent mode, and points out the applied environments of two kinds of power-supply modes.

介绍了应急疏散照明技术的发展及应用,对集中式与独立式两种供电方式的优势和不足进行了探讨,并指出了两种供电方式的使用环境。