1. Txais cov log tsheb elasticity cov log tsheb uas muaj peev xwm txhim kho cov khoom thauj khoom uas muaj peev xwm thauj khoom muaj peev xwm los ntawm tsheb jolting thaum tsav tsheb.
2. Txais yuav ob npaug rau kev ncua kev sib hloov bracket, qhov sib npaug thiab kev ruaj khov ntawm cov tsheb thauj khoom uas muaj peev xwm kho tau los ntawm nws tus kheej;
3. Cov ntaub ntawv Pin ntawm cov khoom sib koom ua ke yog ua los ntawm cov hlau qub thiab ua tiav los ntawm kev kho mob tshwj xeeb;
4. Tsim tsim nyog tsim, siv I-Beam lub ntsiab lub ntsiab kom nce peev xwm thiab txhim kho qhov ruaj khov ntawm tag nrho cov tsheb.
5. Siv dav rau cov tsheb thauj mus los luv luv ntawm ntau cov khoom lag luam, txo tus nqi thauj mus los thiab txhim kho kev ua haujlwm tau zoo.
