1. miaoski
  2. pm25
  3. 116238890
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-26T07:44:00
humidity 35.25
temperature 33.166666666667
pm25 22.765
geox 120.218
geoy 23.006