In briefness intro Guangzhou metro Line 2 Platform Screen Door systemic structure, run, check, maintenance and fault, Platform Screen Door systemic elements and program check.
本文简单介绍广州地铁二号线屏蔽门系统的构成、运行管理和日常巡检和维护、故障分析，并重点介绍门机系统的工作原理和屏蔽门计划检修的项目。
In briefness intro Guangzhou metro Line 2 Platform Screen Door systemic structure, run, check, maintenance and fault, Platform Screen Door systemic elements and program check.
本文简单介绍广州地铁二号线屏蔽门系统的构成、运行管理和日常巡检和维护、故障分析，并重点介绍门机系统的工作原理和屏蔽门计划检修的项目。
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