词汇	valley filling
释义	valley filling 质河谷堆积；河谷填积
随便看	compound pepsin elixir Compound Pepsin Powder compound perforation compound perfume compound perimeter compound periodontitis compound permanent magnet synchronous motor compound peroxymonosulphate powder compound personal pronoun compound person masters compound personnel compound pesticide compound pharmaceutical products compound phase change material compound phenergan liquid compound phenolized gelatin Compound Pholcodine Compound Pholcodine Syrup compound phoneme Compound phosphate compound pillar compound pilot valve compound pipe compound pipe line compound pipeline complex pipeline