tied expansion joint的意思|示意

带接杆膨胀节 ... 自均衡膨胀节（外加强环）self-equalizing expansion joint 带接杆膨胀节 tied expansion joint 压力平衡式膨胀节 pressure balanced expansion ...

带拉杆膨胀节 ... 自均衡膨胀节（带外加强环) Self-equalizing expansion joint 带拉杆膨胀节 Tied expansion joint 万向型膨胀节 Universal type expansion joint ...

带接杆收缩节 ... 自均衡收缩节（外增强环）self-equisizing expansion joint 带接杆收缩节 tied expansion joint 万向型收缩节 universis type expansion joint ...