1. miaoski
  2. pm25
  3. 116525209
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-27T08:36:00
humidity 39.416666666667
temperature 29.75
pm25 41.6875
geox 120.218
geoy 23.006