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Nā ʻili moe kalaka lawe
He mea nui nā kalaka lawe ukana i ka ʻoihana mining a ma ke ʻano he kaʻa me ka hana pono nui e nā mea hoʻokele a me nā limahana ʻē aʻe. Hoʻopilikia mau nā mea hoʻokele i ka haʻalulu a me ka haʻalulu i ke kaʻina hana o ka hoʻouka ʻana a me ka halihali ʻana. Ua hoʻāʻo ʻo Arex i ka hopena o ka pōhaku ma luna o kahi papa kila a loaʻa iā ia kahi kiʻekiʻe o 108 decibels a laila hoʻohana mākou i ka ʻupena uea kila manganese ma ke ʻano he iwi i loko o ka liner rubber 6” hiki ke hoʻonui nui i kona paʻakikī a ʻo ka hopena kiʻekiʻe e hōʻike wale ana i 60 decibels i ka hopena. He mea nui ia...
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