1. miaoski
  2. pm25
  3. 111704325
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-12T04:25:00
humidity 35.916666666667
temperature 31.25
pm25 14.445
geox 120.218
geoy 23.006