带司机小车的龙门起重机
gantry crane with man-trolley
带司机小车的旋臂龙门起重机
gantry crane with slewing man-trolley
二轮小车倒立摆
Dual-wheel Cart-inverted Pendulum
防爆特殊型小机车
special type explosion-proof small locomotive
六轮小车式起落架
The six-wheeled landing gear
内燃小机车
small internal-combustion locomotive
桥式起重机小车架
bridge crane trolley frame
物流小车车架
logistics light trolley′ frame