User:Choi jina

pung gi de.

Is appointed by present treasure 846. Secent by knowing granite form and janyeongsil made. It is appeared that it is institutionalized along with of rain gauge Joseon Dynasty sejong the great time that observe wind because it uses punggidae. Wind observed to 24 directions and strength of wind might divide into 8 steps with rainfall. It usensil that pricks flagplse on hole because scents chief most body and attaches flag in the flag plie and takes measure of direction and speed of wind.