expansion bolt
短语词组
- expansion sleeve bolt 胀壳式锚杆;撑帽式杆柱
- expansion n bolt 膨胀螺栓
- expansion -bolt 扩开螺栓
- Expansion Anchor Bolt 膨胀螺栓
- thermal expansion die bolt 热膨胀螺栓
- wedge -nut expansion shell bolt 楔胀式锚栓
- expansion type roof bolt 膨胀式锚杆
- expansion type anchor bolt 涨壳式锚杆
- Brand Metal Expansion Bolt 牌金属膨胀螺栓 返回 expansion bolt