1. miaoski
  2. pm25
  3. 113065912
column value
GUID 54dc1e06-61ac-489f-a77f-0c3cd38a10d1
date 2015-09-16T04:30:00
humidity 38.666666666667
temperature 31.25
pm25 94.3325
geox 120.218
geoy 23.006