I waenakonu a i hope 1940 mau makahiki, he mau mea hana e make ai i ka mīkini kūʻai ma mua
I nā makahiki 1950, ua hoʻolālāʻia koʻu'āina a hana i kahi hyderaluc {{1 ʻO nā papa hana hoʻokūkū maikaʻi o ka papa o ka papa hana o nā mīkini o ka Soviet {{16 }n kn) cental cental e died minelines; Hoʻolālāʻia a hanaʻia i kahi papa hydraulic piha piha i ka papa hana e hana ana i ka mīkini e hana ana i ka mīkini hana o ka mīkini hana o ka mīkini hana hana. i nā makahiki 1980 a me hope loa 190s, e hoʻomau mau ana nā'ōnaehana i ka hoʻomohalaʻana i kahi papa hana ma lalo o 16,000 la; ʻO nā mīkini elima-chamber make-ceding e hana nei i kahi papa hana o nā huahana pcmpeng I ka makahiki 1986,ʻo ka hui muaʻo J1163 i kahi i ho'āʻoʻia Ua hoʻomohalaʻia ka mea make mua o ka papa hana ma mua o ka pāʻai Ma nā'ōlelo e ka makeʻana o ka mīkini hoʻolālā papa hana ma ka makahiki 1980,ʻO ka papahana i hoʻolālāʻia no ka mīkini hanaʻana o ka maemae i kahi o kaʻaoʻao o ka mana o De -80 i kahi manawa o ka papa hana pā'ālua i kēlā manawa; I nā makahiki aʻe e pili ana i nā mea kūʻai aku a me nā mea kūʻai aku a me ka mea i hanaʻia a me ka hana o ka mea kūʻai aku ma mua o 1,500 k? ʻO ka mīkini hana e make ai ka mīkini e loaʻa ana i nā huahana o nā huahana me kahi ikaika o keʻano kiʻi o ka {{46 }n kn}}
I mea e hoʻolaha hou ai i ka hoʻomohalaʻana i ka mīkini kiʻekiʻe o ka mīkini kiʻekiʻe,ʻo ka hoʻohanaʻana i ka mīkini hana make mua loa i hanaʻia
