箱体设置有可调拉杆和滚轮。
The suitcase body is provided with an adjustable drawbar and roller wheels.
可调推草器拉杆带动推草器（18）作前进、后退动作，起落脚带动推草器作上、下动作。
The pull rod (19) of the straw pushing device drives the straw pushing device (18) to move forwards and backwards. The lifting foot drives the straw pushing device to move up and down.
应用推荐