1. miaoski
  2. pm25
  3. 109752564
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-06T18:35:00
humidity 53.666666666667
temperature 28.75
pm25 8.9125
geox 120.218
geoy 23.006