1. Lub nruas ntawm lub tshuab ziab khaub ncaws vibrates: Muaj ob yam uas ua rau qhov teeb meem no. Ib qho yog tias qhov sib txuas ntawm cov cuab yeej siv lub log thiab lub hauv paus kev sib txuas ntawm cov khoom siv puas, uas tsis yooj yim los ntawm kev kho thiab kev txhawb nqa. Tsis tas li ntawd, lub log tsheb cov menyuam hnav yog ib sab, qhov teeb meem no tuaj yeem yog los ntawm kev tig lossis hloov qhov chaw.
2. Tiv thaiv qhov ua tsis tiav ntawm lub tshuab ziab khaub ncaws tsis tu ncua: cov khoom siv tsis ncav cuag qhov xav tau tom qab ziab. Txhawm rau daws qhov teeb meem no, txoj hauv kev yooj yim yog txhawm rau ua kom muaj txiaj ntsig ntawm lub tshuab ziab khaub ncaws qis, thiab tom qab ntawd nce lossis txo cov cua sov.
3. Kev puas tsuaj tshwm sim ntawm cov iav thiab cov iav. Muaj peb qhov laj thawj: hnav lub log txhawb nqa, thaiv lub log, thiab lub zog. Hais txog qhov teeb meem no, thawj qhov yuav tsum tau ua yog kuaj xyuas qhov hnav. Yog tias nws hnyav, koj yuav tsum hloov lub log. Txwv tsis pub, koj tsuas yog yuav tsum tau ua qee txoj haujlwm tig. Koj tseem tuaj yeem nruab lub cuab yeej nyob rau sab nraud. Yog tias koj txhawj xeeb txog kev tsis ruaj khov, koj tuaj yeem hloov nws nrog ib qho tshiab.
4. Qhov tshwm sim ntawm lub nplhaib dov khiav hauv lub tog raj kheej. Yog vim li cas yog tias sab concave loosens lub connector, koj tsuas yog yuav tsum tau kho nws ntawm qhov tsim nyog degree kom tsis txhob muaj lwm yam ua tsis tiav.
