1. miaoski
  2. pm25
  3. 110112144
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-07T13:33:00
humidity 55.818181818182
temperature 28.363636363636
pm25 2.1927272727273
geox 120.218
geoy 23.006