1. miaoski
  2. pm25
  3. 109375227
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-07-27 23:28:00
humidity 45.545454545455
temperature 29.090909090909
pm25 3.6945454545455
geox 120.218
geoy 23.006