1. miaoski
  2. pm25
  3. 116242404
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-26T08:09:00
humidity 36.75
temperature 31.333333333333
pm25 21.2325
geox 120.218
geoy 23.006