vis_road_bd_device_day_wms_dynamic vis_road_bd_device_day_wms_dynamic 0 - 15 QINDEX pm25 LEVEL0 0 QINDEX pm25 LEVEL1 15 #0dd4f7 2 15 - 35 QINDEX pm25 LEVEL1 15 QINDEX pm25 LEVEL2 35 #23fe9f 2 35 - 50 QINDEX pm25 LEVEL2 35 QINDEX pm25 LEVEL3 50 #078901 2 50 - 75 QINDEX pm25 LEVEL3 50 QINDEX pm25 LEVEL4 75 #d4fe23 2 75 - 150 QINDEX pm25 LEVEL4 75 QINDEX pm25 LEVEL5 150 #FFFF00 2 150 - 250 QINDEX pm25 LEVEL5 150 QINDEX pm25 LEVEL6 250 #febf23 2 250 - 350 QINDEX pm25 LEVEL6 250 QINDEX pm25 LEVEL7 350 #fe7c23 2 350 - 500 QINDEX pm25 LEVEL7 350 QINDEX pm25 LEVEL8 500 #F70F0D 2 500 - 700 QINDEX pm25 LEVEL8 500 QINDEX pm25 LEVEL9 700 #8A0B73 2 700 - 10000 QINDEX pm25 LEVEL9 700 QINDEX pm25 LEVEL10 10000 #88041E 2