1. miaoski
  2. pm25
  3. 109375430
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-07-28 00:32:00
humidity 43
temperature 30.25
pm25 4.1916666666667
geox 120.218
geoy 23.006