1. miaoski
  2. pm25
  3. 111049048
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-10T03:36:00
humidity 41.090909090909
temperature 31.090909090909
pm25 13.503636363636
geox 120.218
geoy 23.006