Chain txuas fencing, tseem paub los ntawm qee qhov laj kab cua daj cua dub, yog ib qho kev xaiv nrov tshaj plaws ntawm laj kab rau ob qho tib si lub teeb nyob rau lub laj kab lag luam hnyav thiab txhua daim ntawv thov ntawm.Chain txuas laj kab yog ib qho ntawm cov tswv yim zoo tshaj plaws ntawm laj kab, kuj yooj yim rau nruab, thiab siv tau zoo heev.Peb tuaj yeem muab cov saw txuas txuas laj kab qhov chaw, saw txuas kho vajtse ntaub, laj kab ncej, rooj vag thiab lwm yam khoom siv.
