**[Clarification needed: "Trumpet" component definition in prestressed tieback systems is ambiguous. Please specify technical function (load spreader, bell-shaped distributor, conical conduit, etc.) to provide accurate translation.]**
**[Clarification needed: "Trumpet" component definition in prestressed tieback systems is ambiguous. Please specify technical function (load spreader, bell-shaped distributor, conical conduit, etc.) to provide accurate translation.]**