1. miaoski
  2. pm25
  3. 114534358
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-20T15:39:00
humidity 39
temperature 29.583333333333
pm25 22.7275
geox 120.218
geoy 23.006