Float iav ntau lawm kab pib feem ntau lag tom qab tus nqi hloov pauv, yog li thaum cov nqi qis dua tab sis pib lossis tsis qis qis, qhov nrawm ntawm daim ntawv cog lus khoom lossis lub sijhawm luv luv yog tsawg dua qhov kev xav tau poob qis, cov khoom muag yuav zoo li mus ntxiv mus. nce. Tab sis raws li qhov tshwm sim ntawm ntab iav ntau lawm kab, siv tus naj npawb ntawm xyoo tas li ntawm 8 mus rau 10 xyoo, ncav cuag tus naj npawb ntawm lub xyoo yuav tsum tau txias, qhov kev thov rov qab thiab cov nqi tsis muaj zog ntxiv ua rau lub khob thib ob. Kev lag luam, kom ua kom nrawm dua thawj ib nrab ntawm kev kho khaub thuas txias tag nrho, kev kho lub txias kho ntau lawm lossis qeeb, kom muaj kev tsim khoom yuav txo qis.

Zuag qhia tag nrho, peb xav tias qhov thib ob ib nrab ntawm ntab iav hauv Tshuag yog qhov yuav nce mus ntxiv tom qab qhov chaw ntawm lawv txoj haujlwm tam sim no siab thiab tsis muaj zog thiab xav tias yuav ua raws li cov iav yav tom ntej ua ntej kev tsim khoom pib tshwm sim qis qis.