Cantilever khib

Cantilever khib

Kaubjog rooj tsim los ntawm hlau muaj peev xwm zoo thiab muaj qhov ncauj ncauj ob sab kom siv dag zog hauv kev siv. Yog tias koj xav saib xyuas ntau yam khoom loj thiab dav, zoo li tub xa, thiab cov ntaub ntawv ceev, lawv yog ib qho kev xaiv zoo. Kev tsim kho yog qhov yooj yim thiab tsis tas yuav siv cov cuab yeej nyuaj. Lawv tuaj yeem raug tsim raws li qhov ntev ntawm khoom thiab yuav tsum tau rhaub. Qhov chaw tsim yog qhov kheej kheej thiab muaj peev xwm rhaub zoo. Kev saib xyuas thiab nrhiav khoom yog qhov yooj yim vim tsis muaj qhov chaw txwv. Lawv yog qhov tsim nyog rau qhov chaw loj li noj mov, kev lag luam, thiab kev sib dhau los, uas pab ntau dua hauv kev saib xyuas khoom loj thiab siv dag zog.