| 摘要 |
A material spreader and bridge is described including a pair of spaced-apart wheeled frames having an elongated horizontally disposed bridge secured to and extending therebetween. A hopper assembly is movably mounted on the bridge and includes an apparatus for moving the hopper assembly between the ends of the bridge. The hopper assembly comprises a pair of hoppers which are positioned on opposite sides of the bridge and which are designed to spread material on a surface therebelow as the hopper assembly is moved between the ends of the bridge.
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