1. miaoski
  2. pm25
  3. 109375690
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-07-28 03:05:00
humidity 44.416666666667
temperature 32
pm25 29.8875
geox 120.218
geoy 23.006