Dab tsi yog kev ceev faj thaum lub pobzeb cutter ua haujlwm?

Thaum lub sij hawm txiav, txiav ceev yuav tsum tau tswj kom zoo. Lub riam yuav tsum tau qis qis dua, thiab nws tuaj yeem nrawm dua hauv nruab nrab. Thaum rab riam yog retracted, nws yuav tsum tau retracted maj mam los tiv thaiv cov ces kaum uas ploj lawm.
Kev xaiv cov saw hniav: Ntau hom saw hniav yog siv los txiav cov khoom cib sib txawv. Piv txwv li, polished cib yuav tsum siv lub ncov ntse saw hniav, thiab microcrystalline pob zeb thiab glazed cib yuav tsum siv cov xuab zeb zoo nkauj los tiv thaiv cov hniav los ntawm chipping. Antique bricks tuaj yeem tsim nyog siv nrog cov saw hniav nrog ntev txiav meters kom txo tau cov nqi txiav.