1. miaoski
  2. pm25
  3. 116157503
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-25T23:44:00
humidity 40.5
temperature 29.5
pm25 31.449166666667
geox 120.218
geoy 23.006