短語詞組短語soil micro -erosion 微觀土壤侵蝕學(xué)soil anti -erosion ability 土壤抗侵蝕能力soil macro -erosion 宏觀土壤侵蝕soil hydra -erosion 土壤水力侵蝕soil wind -erosion mechanism 土壤風(fēng)蝕機理Annual soil wind -erosion amount 土壤年風(fēng)蝕量 返回 soil erosion