wear resistant rail

例句：

1. 1. The new railway lineis designed to withstand heavy traffic.
   这条新铁路线设计用来承受重载。
2. 2.The engineers were tasked with designinga wear-resistant rail system for thenew bridge.
   工程师们被指派为新桥梁设计一种耐磨的轨道系统。
3. 3.The trains are equipped with wear-resistant rails to prevent damage during longjourneys.
   火车配备了耐磨的轨道，以防止长途旅行中造成损坏。