1. miaoski
  2. pm25
  3. 109371392
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-05T12:34:00
humidity 43
temperature 30.416666666667
pm25 2.9975
geox 120.218
geoy 23.006