1. miaoski
  2. pm25
  3. 114726869
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-21T00:17:00
humidity 42.25
temperature 31.25
pm25 43.0575
geox 120.218
geoy 23.006