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柳谷坊自1951年起即开始在西峯地区进行试验,几年来试验结果证明,在西峯地区,它是固定沟床、防止下切和绿化沟底最有效的措施之一。
It has been experimenting in Xifeng since 1951. The experimental results over the past few years prove that it is one of the most effective measures to prevent undercutting and gully ditching in the Xifeng area.