管道检查井

pipe manhole  detail>>

管道检查孔

pipe manhole  detail>>

轨道检查车

track inspection car track inspection railcar  detail>>

泪道检查

examination of lacrimal passages  detail>>

跑道检查

runway check  detail>>

热通道检查

hot section inspection  detail>>

水道检查员

cleark of the course  detail>>

通道检查

chck channel check  detail>>

胃肠道检查

gastrointestinal examination  detail>>

泳道检查员

inspector of lanes  detail>>

下水道检查井,下水道检查孔

sewer manhole  detail>>

轨道检查卫星

orbital inspector  detail>>

轨道检查小车

track geometry measuring trolley  detail>>

航道检查扫雷

channel conditioning  detail>>