Ang grinder muaj ntau ntau yam kev siv. Ntau yam ntawm cov txiav txiav thiab cov hniav sib tsoo tuaj yeem ntsia rau ntawm nws. Rau kev ua kom tau zoo dua, nws yog qhov tsim nyog kom ua tau raws li qhov sib txawv ntawm kev nrawm. Yog li, thaum siv lub kaum ntse ntse siv nrog cov tswv xeev, nws yuav siv dav dav.
Ob peb qhov tseem ceeb sau cia txog lub kaum ntse grinder yog raws li nram no:
1, Thaum ua haujlwm, tus neeg teb xov tooj yuav tsum them sai sai seb puas yog cov khoom siv puas zoo, puas yog lub rwb thaiv tsev cable puas, puas yog qhov tshwm sim kev laus. Tom qab kuaj xyuas, ntsaws rau hauv lub hwj chim ua ntej kev ua haujlwm.
2, Thaum txiav thiab polishing, yuav tsum tsis txhob muaj tib neeg lossis cov khoom tawg rau hauv ib lub 'meter'. Tsis txhob ua haujlwm hauv cov lus qhia rau cov neeg kom tsis txhob ua rau neeg raug mob.
3, Hloov tawm hluav taws xob thaum lub tshuab hluav taws xob sib tsoo thiab siv yuav tsum tau hloov tshiab, txhawm rau tiv thaiv kom tsis txhob muaj xwm txheej ceev.
4, Tsawg kawg ob lub tua hluav taws yuav tsum tau nruab thaum ua haujlwm nrog cov khoom phom sij thiab tiv thaiv kom tsis txhob muaj xwm txheej. Kev nyab xeeb thawj zaug, ntau lawm thib ob.
5, Tom qab siv rau 30 feeb, koj yuav tsum nres thiab so ntev dua 20 feeb. Tom qab txias, txoj haujlwm yuav tuaj yeem nqa tawm.
6, Thaum siv lawv, Peb yuav tsum siv nws raws li cov lus qhia tshwj xeeb thiab cov lus qhia. Ib qho ntxiv, kuaj xyuas thiab tswj lawv kom tsis tu ncua los txo cov xwm txheej.
