1. miaoski
  2. pm25
  3. 111704094
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-12T04:23:00
humidity 36.909090909091
temperature 31.454545454545
pm25 23.425454545455
geox 120.218
geoy 23.006