Welina mai iā CHUANGRONG

Pn 12 . 5 Haʻahaʻa Expansion Coefficient inu wai anuanu PPR Pipeline

Wahi a ka "Drinking Water Ordinance a me nā kānāwai ʻē aʻe o ka honua o nā hui olakino e like me WHO, ʻaʻole pono ka hoʻohana ʻana a i ʻole ka hoʻohana ʻana i ka wai i kahi pilikia i ke olakino kanaka. Pono e kiaʻi ʻia e nā luna olakino a me ka microbiological o ka wai, akā e ka hoʻokele hale e hōʻoia i ka maikaʻi o ka wai inu.

Me kā mākou ʻōnaehana paipu maʻemaʻe, hiki ke mālama mau ʻia ka maikaʻi o ka wai inu ʻōmaʻomaʻo. ʻAʻole ia wale ka corrosion-resistant akā palekana physiologically a microbiologically, ʻaʻole hoʻohui i nā mea ʻala a ʻono paha i ka wai e kahe ana ma loko. Ua hōʻoia ʻia kona kūpono ʻenehana a me kāna hana i ka honua no nā makahiki he mau makahiki. ʻO nā ʻano paipu like ʻole 450 a me nā mea pono me nā ana mai 20 a 355 mm e hōʻoiaʻiʻo ai i ka palekana a me ka maʻalahi o ka hoʻokomo ʻana i loaʻa pū kekahi.