Preliminary Research on Variation Mechanism of Eco-hydrological Process in Manual Ecological System of Rainfall Collecting for Tree Planting in the Mountains Adjacent to Lanzhou City是什麼意思_Preliminary Research on Variation Mechanism of Eco-hydrological Process in Manual Ecological System of Rainfall Collecting for Tree Planting in the Mountains Adjacent to Lanzhou City在線翻譯_英語_讀音_用法_例句