Daim tseem iav daim duab txhais tau yog sib piv rau cov txheej txheem iav sib sib zog nqus. Daim iav thawj daim ntawv feem ntau yog hais txog lub khob loj me uas tsim los ntawm cov tsim iav.
Qhov loj me ntawm cov iav qub feem ntau yog ntau dua li qee cov ntaub ntawv sib xyaw nyob rau hauv Askiv cov txheej txheem, xws li 12 ko taw (3660mm), 11 feet (3300mm), 8 feet (2440mm), 7 feet (2134mm), 6 feet (1830mm) thiab li ntawd. Qhov loj me me ntawm iav uas cov neeg yuav khoom tau hloov pauv tas mus li, thiab cov iav ua haujlwm tsis tuaj yeem txaus rau lawv txhua tus. Lub hom phiaj ntawm qhov no yog kom yooj yim huab hwm coj ntau lawm, ntim khoom thiab thauj tau.
Cov neeg siv kawg muaj ntau yam uas xav tau rau cov iav qhov ntau thiab tsawg. Daim iav qub tsis tuaj yeem siv ncaj qha, thiab txiav thiab qee qhov kev txiav txim siab sib sib zog ntxiv yuav tsum muaj. Txheeb rau lub iav tom qab kev ua tiav ntxiv, hom iav los ntawm lub iav Hoobkas hu ua daim phaj los yog daim tseem.
