Bailey thav duab yog steel thav duab tsim ib chav tsev, uas tuaj yeem siv los sib sau ua ke ntau yam khoom thiab khoom siv.Qhov ntev thiab dav ntawm bailey thav duab yog feem ntau 3m × 1.5m, uas tau tsim zoo heev nyob rau hauv Suav teb, dav siv nyob rau hauv lub teb chaws tiv thaiv combat npaj txhij, tsheb engineering, m ...
Nyeem ntxiv