1. miaoski
  2. pm25
  3. 109753158
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-06T18:51:00
humidity 52.818181818182
temperature 29.090909090909
pm25 11.251818181818
geox 120.218
geoy 23.006