1. miaoski
  2. pm25
  3. 115499398
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-24T02:41:00
humidity 39.5
temperature 31.166666666667
pm25 5.065
geox 120.218
geoy 23.006