1. miaoski
  2. pm25
  3. 110730108
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-09T04:41:00
humidity 37.75
temperature 31.25
pm25 1.3141666666667
geox 120.218
geoy 23.006