time,23:31:08 SiteName,瑞美國小pm2.5 app,AirBox area,hualien date,2025-07-10 device_id,74DA38F70138 gps_alt,2.0 gps_fix,1.0 gps_lat,23.492 gps_lon,121.39 gps_num,9.0 name,瑞美國小pm2.5 s_d0,0.0 s_d1,0.0 s_d2,0.0 s_h0,100.0 s_t0,25.12 timestamp,2025-07-10T23:31:08Z s_d0_hourly_num,6 s_d0_hourly,0.0 c_d0,N/A c_d0_method,N/A c_d0_source,AS-IISNRL