CRH3型车车下清洁项目、车下部件预安装项目快轨车下电气安装项目。CRH3 underframe cleaning project , under frame parts pre—installation project fast track under car electrical installation project .
CRH3型车、CRH400标动轮对检修项目转向架电气连接预准备。Preparation of electric connection of Bogie for CRH3 vehicle and CRH400 Stsndard Wheelset Wheelsets maint enance project .