1. miaoski
  2. pm25
  3. 112086470
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-13T14:08:00
humidity 39.272727272727
temperature 31.545454545455
pm25 33.710909090909
geox 120.218
geoy 23.006