1. miaoski
  2. pm25
  3. 111216251
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-10T19:44:00
humidity 42.454545454545
temperature 28.363636363636
pm25 26.957272727273
geox 120.218
geoy 23.006