单词	steel trolley
释义	steel trolley 钢模台车
随便看	safety design safety design basis safety design coefficient safety designing Safety destroy safety destructor safety detaching hook safety detection safety detector safety detent safetydevelopment safety development safety development concept safetydevice safety device Safety,Device safety-device safety device adjustment safety device against loss safety device against overloading safety device against wind safety device, automatic safety device belt safety device for bags on perambulators safety device for breaking of hoist rope