Ningcheng has Achieved Good Results in Applying Farming Technique of Mechanical Water and Soil Conservation in Non-irrigated Mountain Slopes是什么意思_Ningcheng has Achieved Good Results in Applying Farming Technique of Mechanical Water and Soil Conservation in Non-irrigated Mountain Slopes在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句