Lub raj mis cawv cawv yog ib qho khoom siv ntim khoom siv feem ntau, thiab nws tseem tuav txoj haujlwm tseem ceeb hauv peb cov khoom thiab lub neej. Qee lub sij hawm thaum peb siv iav fwj, peb yuav pom qee qhov impurities hauv lawv. Qhov no yog vim li cas?
Ua rau streaks nyob rau hauv iav wine fwj. Qee lub sij hawm hauv kev tsim cov iav fwj, qee qhov streaks yuav pom nyob rau hauv lub khob cawv cawv. Yog vim li cas rau cov streaks yog tias cov kua iav tsis sib xws uas tsim nyob rau hauv cov theem thaum ntxov yog dispersed nyob rau hauv qhov kev txiav txim ntawm cov kua ntws thiab thaum lub sij hawm stirring. Thiab nyias strips uas tsis tau diffused thiab homogenized yog tsim. Qhov no xav kom peb yuav tsum tau xyuam xim rau kev tswj qhov kub thiab txias kom ceev thaum tsim cov iav fwj.
Ua rau nodules nyob rau hauv iav wine fwj. Qee zaum peb pom tias muaj cov nodules hauv lub khob cawv txiv hmab. Yog vim li cas rau qhov no yog lub pob zeb thiab cov khoom nyob rau hauv ib puag ncig iav kua ua nyob rau hauv lub sij hawm ntev kub kub, uas yuav tsum tau peb los tsim cov iav wine fwj. Peb yuav tsum xyuam xim rau kev ua kom zoo ntawm txhua txoj kev, txo cov impurities hauv iav, thiab txo cov khoom tsis tsim nyog.