1. miaoski
  2. pm25
  3. 109704178
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-06T10:14:00
humidity 42.25
temperature 31
pm25 1.9141666666667
geox 120.218
geoy 23.006