Legend (130124/插值分析)

黄色的点 (0) 1 2 Cd (1) 1 2 3 4 5 Cr (2) 1 2 3 4 5 Cu (3) 1 2 3 4 5 Hg (4) 1 2 3 4 5 Ni (5) 1 2 3 4 5 Zn (6) 1 2 3 4 5 Pb (7) 1 2 3 4 5 As (8) 1 2 3 4 5 调查区范围线 (9)