ʻO ka ipu hao hao ka ipu kuke kuʻuna kaulana loa ma Kina ma muli o kona ikaika kiʻekiʻe, hoʻopiha hao, hoʻokele waiwai a me ka pono.Eia naʻe, ʻo nā ipu hao hao i kēia manawa ma ka mākeke, he hao a i ʻole ke kila hana hou.ʻO nā mea nui o ka hao hao: carbon (C) = 2.0 a 4.5%, silicon (...
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