Qhov chaw sib piv kev hloov pauv yog qhov tsim nyob rau kev kuaj xyuas tias li cas ib qhov ya yuav nyeej lossis me. Qhov nyeej no hu ua viscosity. Xaiv tshuaj: nws nyeej thiab tsis huv siab los ntawm lub khaub ncaws, dej yog me thiab nws huv ntau. Lub DV17 Thov Tshuaj Siv Kev Ntuag viscometer pab cov neeg ua haujlwm nyob hauv laboratory thiab hauv fabkho kom paub txog vim li cas cov ya huv, thiab qhov no obviously muaj txiaj ntsig txaug hauv kev tsim khoom. Yog tias ib cheev chaw tsim khoom tsim paints lossis oils, kev paub txog qhov nyeej ntawm lawv cov khoom yuav pab tau rau kev sib ntxiv cov khoom zoo. ZONWON tab sis tsim cov viscometers kinematic uas muaj kev tshwm sim zoo, uas yuav pom kev tseem ceeb thiab kev nceej ntsuam rau kev ntsuam qhov nceej ntsuam nrog sijhawm tsawg dua li feem ntau.