fence with razor wire

6. The barbed rope protective net should be laid according to the terrain of the road boundary. The flat section should be set horizontally, and the slope section should be set along the slope or by the step form.

Pay attention to safety in line collection and operation, others without the consent of the monitor, Ben have to get on the bus operation. The reels should be placed lightly, stacked firmly and neatly, not more than 5 reels. Direct contact with acid and alkali must be prohibited. When the acid fog exceeds the specified target of the state, measures should be taken to control it in time, otherwise production is not allowed.