Cov ntaub ntawv siv rau cov paib tsheb yuav tsum ua raws li cov qauv hauv lub tebchaws. Cov khoom siv feem ntau muaj xws li txhuas daim hlau, daim hlau yas, thiab daim hlau hlau. Qhov kev cuam tshuam ntawm cov paib yuav tsum ua tau raws li cov qauv hauv lub tebchaws kom ntseeg tau tias lawv ua haujlwm tau zoo hauv qhov tsaus ntuj lossis qis - teeb pom kev zoo.
Cov xim thiab cov ntawv ntawm cov paib yuav tsum ua raws li cov qauv hauv lub tebchaws. Feem ntau, cov xim ntawm cov paib yuav tsum sib txawv kom meej, thiab cov ntawv yuav tsum yog qhov tseeb thiab meej. Piv txwv li, liab keeb kwm yav dhau nrog cov ntawv dawb qhia txog kev txwv, xiav keeb kwm yav dhau nrog cov ntawv dawb qhia cov cim qhia, daj tom qab nrog cov ntawv dub qhia cov cim ceeb toom, thiab ntsuab keeb kwm yav dhau nrog cov ntawv dawb qhia cov cim qhia, thiab lwm yam.