*Vertices 2 1 "非金属矿" 0.0 0.0 0.0 x_fact 4.639175 y_fact 37.113402 2 "无机盐工业" 0.0 0.0 0.0 x_fact 4.639175 y_fact 62.886598 *Matrix 0.000000 0.219572 0.219572 0.000000