Radial faib haujlwm muaj nuj nqi txhais
Radial faib kev ua haujlwm feem ntau yog hais txog qhov kev faib tawm qhov tshwm sim ntawm lwm qhov khoom hauv qhov chaw (deb li cas ntawm qhov muab nkag) muab cov kev sib koom tes ntawm qee yam khoom. Yog li no, txoj haujlwm ntawm kev faib khoom hluav taws xob tuaj yeem siv tsis yog kawm txog qhov kev txiav txim ntawm qhov teeb meem, tab sis kuj piav qhia qhov sib txuam ntawm cov khoom siv hluav taws xob.