legend lednd n.传说, 传奇, 图例phase feiz n.阶段；方面；相位 vt.分阶段实行+ BF Bottom of Fountain/Pond/Pool 喷泉、池塘、泳池底BP Bottom of Planter 种植槽底FL Finish Level；Finish Floor Level 修饰面完成水平HP Highst Point 最高点LP Lowest Point 最低点PA Planting Area 种植面域TS Top of soil 土壤表面TW Top of wall 墙顶TC Top of Curb 道牙顶WL Water level 水平标高TP Top of Parapet 女儿墙顶TRF Top of Roof 屋顶Trench Drain 排水槽Slope/Gradient Slope 坡度