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ʻO nā pono o SPC i hoʻohālikelike ʻia me WPC a me LVT
-Ke hoʻohālikelikeʻia me ka papahele WPC, ua loaʻa i ka papahele SPC nā mea maikaʻi: 1) He haʻahaʻa ke kumukūʻai o ka papahele SPC, a ua hoʻonohonohoʻia ke kumukūʻai o ka papahele SPC ma kaʻai waena;No nā huahana me ka mānoanoa like, ʻo ke kumu kūʻai o ka papahele SPC he 50% ...Heluhelu hou aku
