1. miaoski
  2. pm25
  3. 109706276
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-06T10:35:00
humidity 42.25
temperature 31.416666666667
pm25 3.82
geox 120.218
geoy 23.006