low-expansion steel

例句：

1. 1. The new car has a low-expansion steel frame that is lighter and stronger.
   这款新车采用了低膨胀钢框架，更轻更强。
2. 2.The construction of the bridge required the use of low-expansion steel for its structural integrity.
   桥梁的建设需要使用低膨胀钢来确保其结构完整性。
3. 3. The manufacturer claims that their low-expansion steel products have superior strength and durability compared toother competitors.
   制造商声称他们的低膨胀钢产品在强度和耐用性方面优于其他竞争对手。