（）are used widely in the operation of warehouse and distribution center andform the basic handling device for a number of selection system.A、CranesB、ConveyorsC、ForklifttruckD、Pallets
（）are used widely in the operation of warehouse and distribution center andform the basic handling device for a number of selection system.
- A、Cranes
- B、Conveyors
- C、Forklifttruck
- D、Pallets
相关考题：
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