1. miaoski
  2. pm25
  3. 115133374
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-23T00:47:00
humidity 43.75
temperature 29.5
pm25 123.78
geox 120.218
geoy 23.006