栓在牢固的物体上，比如信号杆(没有天线)，围墙，套索桩，树或者挂车。
Tie to secure objects such as a telephone pole (without a supporting "guy" wire), wall, hitching post, tree, or a trailer that is secured by attachment to a vehicle.
其中高拉杆机构拉悬挂的重物改设成拉弹簧以增加安全性，踢腿机构和卧推架机构都是栓挂哑铃片或者是杆铃片。
Among them high bars, a weight of institutions to suspension set to pull to increase the safety of spring, kick institutions and lie push frame agencies are bolts of hang dumbbell or stem of the bell.
化学锚栓，地脚螺栓，丝杆，膨胀螺丝。各类垫片以及冲压件，轴承，车加工件，液压总成，连接件。
Various kinds of washers, stamping parts, bearings, machine processing parts, hydraulic pressure assemblies and connecting fittings.
化学锚栓，地脚螺栓，丝杆，膨胀螺丝。各类垫片以及冲压件，轴承，车加工件，液压总成，连接件。
Various kinds of washers, stamping parts, bearings, machine processing parts, hydraulic pressure assemblies and connecting fittings.
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