concrete sleeper meaning in English
混凝土轨枕
混凝土枕木
Examples
- Prestressed concrete sleepers - post - tensioning type
预应力混凝土轨枕.后拉伸型 - Prestressed concrete sleepers - pretensioning type
预应力混凝土轨枕.预拉伸型 - Prestressed concrete sleepers - rail fastenings
预应力混凝土轨枕.铁轨紧固件 - Prestressed concrete sleeper type and
预应力混凝土枕.型型及型 - Railway fixed equipment . special rail screws for concrete sleepers
铁路固定设备.水泥轨枕专用钢轨螺钉