Lub hnab ua npuas yog lined nrog zaj duab-ua kom lub siab ua npuas, uas yog lub teeb thiab hloov tau. Nws muaj cov haujlwm ntawm lub suab rwb thaiv tsev, poob siab tsis kam thiab khawb tsis kam. Nws yog dav siv hauv kev ntim cov khoom siv hluav taws xob, khoom siv ntsuas, ceramics, khoom siv tes ua khoom siv thiab khoom siv hauv tsev. Nrog qhov nce ntawm qhov kev thov rau cov hnab npuas, hnab ua npuas tshuab ua cov tshuab daws cov teeb meem ntawm sab hauv thiab sab nraud hauv kev lag luam. Ntau tus phooj ywg tau ntsib qhov tshwm sim ntawm lo riam rau hauv lub hnab npuas tsim lub tshuab thaum lub hnab ua cov txheej txheem. Qhov no yog vim li cas?
Lub hnab ua tshuab npuas
Thawj yog cov khoom ntawm cutter, thiab qee qhov siv caij nplooj ntoos hlav steel lossis hlau. Txhawm rau tiv thaiv cov riam cov ntaub ntawv los ntawm txhawm rau riam, thov siv cov roj silicone rau riam riam. Thib ob, nws yuav cuam tshuam txog teeb meem kev thauj mus los. Lub thauj tsis ua tiav yuav ua rau muaj cua sov tsis sib xws thiab ua rau lo. Thaum kawg, tsis hais lub riam txias los yog rab riam kub siv thaum lub sijhawm ua haujlwm, thiab muaj cov khoom los tiv thaiv zoo li qub yog txhua yam uas ua rau lub hnab npuas ua tshuab ua nplaum rau riam.








