Cov khoom siv twg yog qhov zoo rau kev kho vajtse? (2)

Cov khoom siv twg yog qhov zoo rau kev kho vajtse? (2)

5. Plastic hardware kov: Cov khoom siv no muaj qhov zoo ntawm kev ua haujlwm yooj yim thiab ruaj khov nto gloss. Nws kuj yog ib qho yooj yim rau xim thiab dyeing. Nws tseem tuaj yeem siv rau saum npoo plating, hlau plating vuam, kub nias thiab sib txuas.

Qhov thib ob, yuav ua li cas xaiv tus kov

1. Txheeb xyuas qhov tshwm sim ntawm tus kov: thawj zaug saib cov xim thiab cov yeeb yaj kiab tiv thaiv ntawm qhov kov, seb puas muaj khawb lossis puas. Yuav kom paub qhov txawv ntawm qhov zoo ntawm tus kov, peb xub tham txog nws los ntawm kev kho qhov tsos. Cov xim yog grey, uas muab kev nkag siab ntawm solemnity. Qhov zoo ntawm tus kov yog qhov zoo; ib nrab ntawm lub teeb yog xuab zeb thiab lub sawb yog qhov tseeb heev.

Cov xuab zeb nyob hauv nruab nrab ntawm txoj kab sib cais pom tseeb, thiab txoj kab sib cais yog ncaj, yog tias txoj kab sib cais yog nkhaus, nws txhais tau hais tias nws muaj kev puas tsuaj; ib qho zoo ci kov yuav tsum yog daim iav ntawm tib xim, ci thiab pob tshab, tsis muaj qhov tsis xws luag.

2. Sim kov kov: zoo kov, zoo heev rau qhov kov. Yog li ntawd, thaum yuav, koj kuj yuav tau sim kov nws nrog koj txhais tes kom hnov ​​​​txog seb qhov saum npoo du thiab nws zoo li cas thaum koj rub nws. Qhov zoo ntawm ntug ntawm tus kov yuav tsum du, thiab tsis muaj stubble stabbing los yog txiav tes.

3. Mloog lub suab ntawm tus kov: Niaj hnub no, muaj ntau lub tuam txhab ua lag luam phem. Lawv tsuas yog muab mortar rau hauv tus kov, uas ua rau tib neeg xav tias hnyav thiab dag ntxias tus neeg yuav khoom. Cov tes tuav zoo tuaj yeem lees paub los ntawm lub suab. Siv lub cuab yeej nyuaj los maj mam coj mus rhaub lub raj. Yog hais tias tus kov yog tuab txaus, lub suab yuav tsum nkig, thaum lub raj nyias yog npub.