He aha nā Valves? ʻO nā valves he mau mea mīkini e hoʻomalu i ke kahe a me ke kaomi i loko o kahi ʻōnaehana a i ʻole kaʻina hana. He mau mea ko'iko'i ia o ka'ōnaehana paipu e lawe ana i ka wai, kinoea, mahu, slurries etc.. Loa'a nā 'ano valves like 'ole: puka, globe, plug, ball, butterfly, check, d...
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