Kev sib tos tsev pheeb suab

Ua ntej, zam kev sib cuag ntawm tsis - cov tub rog ua haujlwm nrog cov kua tub rog xws li acids, thiab debonding, thiab deformation.
Thib ob, tom qab ntxuav lub tsev pheebsuab, tso nws rau hauv qhov txias, zoo- pa taws rau thaj chaw kom qhuav. Zam txhob ua rau nws mus ncaj qha tshav ntuj lossis kub kom tiv thaiv cov tsev pheeb suab ntaub los ntawm kev sib cais thiab nrawm nrawm.
Thib peb, zam kev sib cuag ntawm cov xim muaj xim canvas thiab nyuaj --}}}} Cov khoom huv si. Tom qab tu cov xim no, siv tshuaj txhuam hniav los yog dawb chalk hmoov tusyees, cia nws mus rau huab cua kom tiv thaiv kom tsis txhob muaj kev tiv thaiv. Hloov pauv, tso ob daim ntawv ntawm daim ntawv dawb huv dua lub tsev ntaub, cia kom qhuav, thiab tshem tawm lawv; Qhov no tseem txwv tsis pub moog txeev.
Plaub, siv lub siab mos siab muag thiab lub zog thaum ntxuav lub tsev ntaub. Zam kev txhuam hniav heev, vim qhov no tuaj yeem ua rau cov kab tawg lossis tshem cov khau cov qauv lossis lub tsev pheeb suab sib xws.