Railway material in general . half - finished adjusting bolts 鐵路通用器材.半成品的調(diào)整螺栓
Adjusting bolt adjusting screw 調(diào)節(jié)螺套
Mount restrictor bar into the restrictor bar groove of upper die , mount adjusting bolt for restrictor bar into the bolt hole in the restrictor bar , then mount lower press block , upper press block 在上模節(jié)流棒槽內(nèi)裝入節(jié)流棒,將節(jié)流棒調(diào)節(jié)螺栓裝配進(jìn)節(jié)流棒的螺絲孔中,再裝配上壓塊。