Hom hlau lub hnub ci ru tsev mas suav nrog cov hauv qab no:
Xim steel pobzeb vuas luaj yog cov khoom siv hlau ua si, cov vaj tse ua tau zoo, thiab nrawm rau kev txhim kho lub hnub ci.
Cov ntawv hlau daim ntawv vov: Hlau ntawv muaj keeb kwm vov tsev thiab muaj peev xwm siv tau zoo ntawm lub ru tsev muaj peev xwm zoo heev, uas haum rau kev txhim kho lub hnub ci {2 2}}
Sawv ntsug Seam Ru Vnacket: Qhov kev sib tw no feem ntau yog ruaj khov ntawm lub ru tsev, thiab tsim nyog rau ntau yam kev lag luam thiab cov vaj tse ua lag luam .
Trapezoidal Hlau Ru Tsev Bracket: Qhov kev sib tw no yog qhov yooj yim {} I}}}}}}}}}}}} Cov vaj huam sib luag yog qhov ruaj khov .
