1. Txhua tus txheej txheem ntawm cov yeeb nkab beveling tshuab yuav tsum tau nqa tawm raws li cov kev ua haujlwm ua haujlwm. Thaum lub sij hawm ua kom cov txheej txheem ua kom zoo, tus naj npawb tsim nyog ntawm kev tswj hwm pom nyob hauv cov duab ntws yuav tsum tau teeb tsa qhov zoo ntawm cov khoom prefabricated.
2. Ntau yam tshuaj xyuas ntawm cov yeeb nkab beveling tshuab raws li cov kev yuav tsum tau tshuaj xyuas, tsuas yog kev sim ua kom tiav), yuav tsum ua tiav hauv cov khoom lag luam uas ua kom zoo.
3. Lub sijhawm ua kom tiav cov txheej txheem tsim khoom ntawm lub tshuab Beveling, ntau cov ntaub ntawv tshuaj xyuas yuav tsum tau ua raws li cov neeg muaj feem sib txawv. Thaum lub raj xa hluav taws xob yog muab tso rau hauv kev cia, yuav tsum muaj cov ntaub ntawv ua tiav ntawm cov raj xa dej.
4. Xav txog qhov yooj yim ntawm kev thauj mus los thiab kev teeb tsa thaum lub lag luam ntawm cov yeeb nkab beveling tshuab, ib ntu kev kho yuav tsum tau tshwj tseg. Txhawm rau txhim kho cov khoom siv hluav taws xob zoo, txo qis ntawm- Kev tsim kho cov khoom lag luam ntawm cov yeeb nkab beveling tshuab thaum lub sij hawm ua haujlwm.
