1. miaoski
  2. pm25
  3. 109533222
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-05T21:06:00
humidity 46.916666666667
temperature 29.75
pm25 1.195
geox 120.218
geoy 23.006