常见例句双语例句In this paper, we introduced the treatment of the water loss and soil erosion of mountain highway's side slope planting grass.全面介绍了山区公路挖土方边坡、填石方边坡如何种草，防止水土流失，对山区公路边坡水保治理提出了经济可行的治理办法。 返回 slope erosion treatment