Lub log sib tsoo pob zeb diamond sib tsoo zoo li lub voj voog radian

1. Lub log sib tsoo uas muaj lub voj voog pab faib cov zog sib tsoo kom sib npaug zos thiab ua kom cov txiaj ntsig sib tsoo du thiab sib xws dua. Qhov no muaj txiaj ntsig zoo thaum ua haujlwm ntawm cov chaw nkhaus lossis cov chaw nkhaus, vim nws pab tswj kom cov khoom tshem tawm sib npaug.

2. Lub puab puag ncig txo qhov kev pheej hmoo ntawm kev puas tsuaj ntawm qhov chaw lossis gouging, tshwj xeeb tshaj yog thaum ua haujlwm nrog cov khoom siv yooj yim lossis cov khoom siv kub. Nws tso cai rau kev tshem tawm cov khoom maj mam, uas pab tiv thaiv kom tsis txhob muaj qhov tsis zoo ntawm qhov chaw.

3. Lub puab puag ncig txo qhov hnav ntawm qee qhov chaw ntawm lub log, pab ua kom lub log siv tau ntev dua. Qhov no ua rau lub log siv tau zoo dua thiab txo cov nqi kho tag nrho.

4. Lub puab puag ncig tso cai rau lub log siv rau ntau yam kev sib tsoo, suav nrog cov uas muaj cov duab nyuaj, cov npoo puag ncig thiab cov nplaim concave thiab convex.

5. Cov duab puag ncig ua rau thaj chaw sib cuag ntawm lub log sib tsoo thiab cov khoom ua haujlwm nce ntxiv, ua rau cov khoom tshem tawm zoo dua thiab cov txiaj ntsig sib tsoo meej dua.