1. miaoski
  2. pm25
  3. 109375150
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-07-27 22:15:00
humidity 47.416666666667
temperature 28.75
pm25 1.9475
geox 120.218
geoy 23.006