1. miaoski
  2. pm25
  3. 109375687
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-07-28 03:02:00
humidity 44.454545454545
temperature 30.909090909091
pm25 12.814545454545
geox 120.218
geoy 23.006