| 摘要 |
A plow assembly has a blade, structure attached to the blade and adapted to be attached to a vehicle for mounting the blade to and supporting the blade from the vehicle, and a wing attached to an end of the blade. The wing has a first portion mounted for movement along the blade to and between a retracted position and an extended position, and a second portion mounted in fixed relation relative to the first portion at an angle relative thereto.
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