1. miaoski
  2. pm25
  3. 114492527
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-20T09:41:00
humidity 36.25
temperature 30.75
pm25 7.5766666666667
geox 120.218
geoy 23.006