ʻO Drilling rig, he pūʻulu o nā mīkini paʻakikī, aia i nā mīkini, nā ʻāpana a me nā ʻoihana.ʻO ka rig rig i ka ʻimi ʻana a i ʻole nā kumuwaiwai mineral (me ka ʻeleʻele paʻa, ka ʻaila wai, ka ʻaila kinoea, a me nā mea ʻē aʻe) hoʻomohala, hoʻokele i nā mea hana wili e wili i lalo, loaʻa i ka ʻikepili geological kino o ka mecha...
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