Cov ntsiab lus tseem ceeb rau kev tshuaj xyuas cov rooj tog hauv tsev

Cov ntsiab lus tseem ceeb raukev kuaj ntawm qhov chawthiabkev tshuaj xyuasntawm cov rooj tog zaum hauv tsev

1. Qhov loj, qhov hnyav, thiab kev tshuaj xyuas xim (raws li qhov yuav tsum tau ua ntawm daim ntawv cog lus thiab thaiv spec, nrog rau cov qauv sib piv).

2. Kev ntsuas qhov siab thiab qhov cuam tshuam (raws li qhov yuav tsum tau muaj ntawm daim ntawv xeem).

3. Rau kev ntsuam xyuas smoothness, xyuas kom meej tias tag nrho plaub taw nyob rau tib lub dav hlau tom qab kev teeb tsa.

4. Kev xeem sib dhos: Tom qab sib dhos, xyuas qhov haum ntawm txhua qhov thiab xyuas kom meej tias qhov khoob tsis loj dhau lossis skewed; Muaj teeb meem nrog tsis tuaj yeem sib sau los yog nyuaj rau kev sib sau.

5. Tso pov tseg.

6. Ntsuas cov dej noo ntawm cov ntoo.

7. Kev xeem nqes hav(cov khoom lag luam tsis tuaj yeem hla ntawm 10 ° txoj kab nqes)

8. Yog tias muaj kab txaij nyob rau saum npoo, cov kab txaij thiab cov qauv ntawm qhov chaw yuav tsum tsis sib xws, nyob nruab nrab, thiab sib luag. Tib kab txaij nyob rau hauv qhov sib txawv yuav tsum tau ua kom zoo, thiab tag nrho cov tsos yuav tsum tau sib koom ua ke.

9. Yog tias muaj cov ntoo nrog qhov, cov npoo ntawm lub qhov yuav tsum tau kho thiab yuav tsum tsis txhob muaj cov burrs ntau dhau, txwv tsis pub nws yuav ua mob rau tus neeg teb xov tooj thaum lub sijhawm teeb tsa.

10. Tshawb xyuas qhov chaw ntawm cov ntoo, tshwj xeeb tshaj yog them nyiaj rau qhov zoo ntawm cov xim.

11. Yog tias muaj cov ntsia hlau tooj liab thiab lwm yam khoom siv ntawm cov khoom, yuav tsum tau kuaj xyuas kom muaj nuj nqis thiabpiv nrogtus qauv kos npe. Tsis tas li ntawd, txoj hauj lwm yuav tsum yog qhov sib txawv, qhov sib nrug yuav tsum yog qhov sib npaug, thiab kev teeb tsa yuav tsum ruaj khov thiab tsis tuaj yeem rub tawm tau yooj yim.

12. Lub elasticity ntawm cov khoom yuav tsum tsis txhob sib txawv heev ntawm cov qauv. Yog tias muaj lub caij nplooj ntoos hlav, lub thickness yuav tsum muab piv nrog cov qauv.

13. Muaj ib daim ntawv teev cov khoom siv ntawm cov khoom siv sib dhos, uas yuav tsum tau muab piv nrog rau qhov tseeb. Qhov kom muaj nuj nqis thiab cov lus qhia tshwj xeeb yuav tsum sib xws, tshwj xeeb tshaj yog tias muaj cov lej ntawm nws, lawv yuav tsum tau ua kom pom tseeb.

14. Yog tias muaj cov duab kos thiab cov kauj ruam hauv phau ntawv, xyuas seb cov ntsiab lus puas yog.

15. Txheeb xyuas cov npoo thiab cov ces kaum ntawm cov khoom kom ntseeg tau tias tsis muaj qhov pom tseeb wrinkles lossis tsis sib xws, thiab tag nrho, yuav tsum tsis muaj qhov sib txawv tseem ceeb ntawm cov qauv kos npe.

16. Yog tias muaj cov khoom hlau ntawm cov khoom, xyuas cov ntsiab lus ntse thiab cov npoo.

17. Kos lubntim qhov xwm txheej. Yog tias txhua qhov khoom siv muaj ib lub ntim ntim, nws yuav tsum tau kho kom zoo hauv lub thawv.

18. Covvuam qhov chawyuav tsum tau ua tib zoo tshuaj xyuas, thiab cov ntsiab lus vuam yuav tsum tau polished yam tsis muaj ntse lossis dhau vuam slag. Qhov saum npoo yuav tsum tiaj tus thiab zoo nkauj.