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Nā mea e pono ai ka uhi ʻana:
ʻO ka uhi ʻana i ka ʻaʻahu, ka ʻohi ʻana, ka hōʻike manamana lima, ke kiʻiʻoniʻoni pale wai a me ka anti-fouling
Nā Waiwai Polokalamu Zhenhua:
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E hoʻolako i nā mea hana hoʻopili kūpono a me ke kākoʻo ʻenehana uhi kumu no nā mea hana ʻoihana a me nā mea kūʻai aku.
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Hāʻawi i nā hopena maikaʻi, kiʻekiʻe a me nā kumu kūʻai no ka hoʻomau mau a me nā pono ulu o ka ʻoihana.