ʻO Chromium corundum, ma muli o kāna hana maikaʻi loa, ua hoʻohana nui ʻia i nā māla kiʻekiʻe me nā wahi paʻakikī, me nā kiln metallurgical non-ferrous, nā kīʻaha hoʻoheheʻe aniani, nā umu hoʻoheheʻe kalapona ʻeleʻele, nā ʻōpala ʻōpala, etc. chromium c...
Heluhelu hou aku