bucket-and-belt elevator
chain and bucket elevator
basement kink belt and subduction
belt type bucket elevator
complete equipment for the manufacture of rubber flat belt and V-belt
Cone-shaped mask and belt
double-breasted cotton broadcloth frock with gold-tone buttons and belt
Shanxi faulted depression belt and Wutai mountain
slip rate between driven pulley and belt
tower-crane and belt-conveyor combined machine