low titanium rail steel

例句：

1. 1. This low titanium rail steel is ideal for use in high-speed rail systems.
   这种低钛钢非常适合用于高速铁路系统。
2. 2. The new design uses low titanium rail steel to reduce weight and improve durability.
   新设计使用了低钛钢来减轻重量并提高耐用性。
3. 3. The construction of the bridge was made possible by the use of low titanium railsteel, which has excellent corrosion resistance.
   使用低钛钢建造桥梁是可行的，因为它具有极好的耐腐蚀性。