Sandaa桑多
sandn.沙;沙子;沙滩;黄灰色vt.撒沙;打磨;以沙掩盖
sand-holding capacity粘沙
sand paper gall bladder沙纸胆囊
sand-taped instrument集沙仪
sand-blasting process喷砂工艺
Sand core oven-drying砂芯烘干
sand-blasting machine喷砂机
sands-cmrying vessels运砂船
sand-grain resistance沙粒阻力
sand-dust environment沙尘环境
sand-mixed layer soil夹砂层土壤