cov khoom siv ntoo ntug nrog lub kaum sab xis

Cov ntsis laum ntoo uas muaj cov ces kaum radiused, tseem hu ua fillet laum ntsis, muaj ntau yam zoo rau cov haujlwm ntoo:

1. Cov Ntug du: Cov ntsis laum uas puag ncig yog tsim los tsim cov npoo du, puag ncig ntawm cov ntoo, ua rau cov khoom ua haujlwm zoo nkauj thiab tiav.

2. Cov npoo puag ncig uas tsim los ntawm cov ntsis laum puag ncig pab txo qhov kev pheej hmoo ntawm cov khoom tawg thiab cov npoo ntse, ua rau daim ntoo tiav lawm muaj kev nyab xeeb dua rau kev tuav.

3. Kev Siv Tau Ntau Yam: Cov ntsis laum no siv tau rau ntau yam khoom siv ntoo, suav nrog ntoo tawv, ntoo mos, thiab cov khoom sib xyaw, ua rau lawv yog cov cuab yeej siv tau ntau yam rau ntau yam haujlwm ntoo.

4. Ntug Kho Kom Zoo Nkauj: Cov duab puag ncig uas tsim los ntawm cov ntug ntoo puag ncig ntxiv qhov kov zoo nkauj rau cov rooj tog, txee thiab lwm yam khoom ntoo, ua kom lawv zoo nkauj dua.

5. Tsawg dua Sanding

6. Kev Ua Tiav Zoo