1、货厢举升及下降时,货厢下严禁站人.
Forbidden to stand under the carriage being lifting or descending.
2、货厢倾斜货物时,应在平坦地面上.
Carriage-loading should be conducted on even ground.
3、底盘检查维修时,应撑起保险杆.
Bumpers should be lift when the base chassis is being checked or repaired.