Bailey Steel Choj Ib qho -Tom qab Kev Ua Haujlwm Thiab Kev Pabcuam Kev Ua Haujlwm

Cov khoom lag luam xws li Bailey trusses thiab cov kev pab cuam xauj tsev: Muab ntau yam khoom los ntawm cov khoom siv (piv txwv li, Hom 321, Hom 200 Bérey txuas hniav) rau cov choj tshwj xeeb thaum muaj xwm ceev, nrog rau cov kev pab cuam dav dav, muab cov neeg siv khoom nrog kev xaiv yooj yim.

Kev cob qhia kev cob qhia kev cob qhia: Peb muab kev pabcuam kev tsim kho nrog rau kev teeb tsa thiab kev teeb tsa, nrog rau pab pawg kws tshaj lij xa tawm ncaj qha los ntawm cov chaw tsim khoom los muab rau ntawm - kev saib xyuas ntawm qhov chaw, ua kom muaj kev nyab xeeb thiab zoo thaum tsim kho.

Kev tsim kho kev ua haujlwm siab: Rau cov haujlwm uas muaj lub sijhawm nruj, cov kws tshaj lij tuaj yeem ua tiav qhov nruab nrab txhua hnub teeb ntawm 12 txog 15 meters.