| 摘要 |
An electric tractor including a frame having a front end and a longitudinal axis between its front and rear ends. At least one drive wheel is provided for propelling the electric tractor and at least one electric motor for powering the at least one drive wheel. A pair of rails extend parallel to one another in a spaced apart relationship along the longitudinal axis and a first battery pack sized to be received in a plurality of locations along the rails, the first battery pack being selectively in electrical contact with the at least one electric motor once received on the rails.
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