1. miaoski
  2. pm25
  3. 113065210
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-16T04:23:00
humidity 39.545454545455
temperature 31.909090909091
pm25 89.663636363636
geox 120.218
geoy 23.006