Heocheongang suryeok baljeonso 허천강수력발전소(虛川江水力發電所)
RO : Heocheongang suryeok baljeonso MC : Hŏch’ŏn’gang suryŏk paljŏnso
Year : 1940-?
Categories : Scholarship·Science and Technology>Engineering·Technology
BT :
Suryeok baljeonso