Niaj hnub no, nrog rau kev tiv thaiv zoo ntawm kev tiv thaiv ib puag ncig, rov siv dua tshiab cov khoom siv tau zoo thiab ua kom muaj kev txhawj xeeb ntau rau cov neeg ua haujlwm thiab cov neeg siv khoom.
Ua ntej khaws cov roj hmab cov ntoo khau, kom paub tias lawv nyob hauv lub xeev qhuav. Yog tias cov khau ntoo nqus tau ntau dhau noo noo thaum lub sijhawm tsim khoom lossis tsheb thauj mus los, nws yuav tsum tau ziab ib txwm los yog hauv lub tshuab ziab khaub ncaws qis kom tsis txhob muaj pwm lossis deformation.
Kev xaiv ntawm kev cia ib puag ncig yog qhov tseem ceeb heev. Pulp cov ntoo cov ntoo yuav tsum tau muab cia rau hauv ib qho zoo-ventilated, qhuav thiab tsw-chaw. Zam kev tshav ntuj ncaj qha, raws li lub sijhawm ultraviolet hluav taws xob yuav ua rau pulp cov khoom tawg thiab cuam tshuam nws lub zog thiab lub zog. Nyob rau tib lub sijhawm, nyob deb ntawm cov dej noo thiab kub kom tiv thaiv cov khau ntoo los ntawm kev nqus dej thiab ua kom tsis muaj qhov kub thiab txias.
Cov hau kev tsim nyog muaj peev xwm kuj tseem tuaj yeem ua tau zoo rau lub neej ntawm pulp cov ntoo khau ntoo. Nws raug nquahu kom teev lawv tiaj tus lossis ncaj ncees kom tsis txhob muaj ntau yam nyem rau kev tiv thaiv deformation ntawm cov khau ntoo. Yog tias yuav tsum tau ntim cov khau ntev ntev, cov khau ntoo tuaj yeem muab xa mus tsis tu ncua kom ntseeg tau tias txhua ntu muaj kev ntxhov siab thiab tiv thaiv kev puas tsuaj hauv zos lossis kev puas tsuaj hauv zos.
Tsis tas li ntawd, txhawm rau tiv thaiv kab lossis nas cov tshuaj uas tsim nyog tuaj yeem muab tso rau hauv qhov chaw cia lossis lwm yam kev tiv thaiv tuaj yeem raug coj los. Nyob rau tib lub sijhawm, cov xwm txheej tso cai ntawm cov khau ntoo yuav tsum tau kuaj xyuas tsis tu ncua, thiab yog tias muaj teeb meem pom, ntsuas lub sijhawm yuav tsum tau ua raws lawv.
Qhov tseeb cia cov qauv tsis tuaj yeem tswj cov khoom siv tau zoo ntawm cov roj ntsha txiv ntoo, tab sis kuj txhawb kev tiv thaiv ib puag ncig thiab txhawb nqa kev txhim kho kom muaj kev txhim kho.