base metal fatigue strength

例句：

1. 1.The design of the new car has beenimproved to enhance its base metal fatigue strength.
   新款汽车的设计已经改进，以增强其基础金属疲劳强度。
2. 2. The steel plate used inthe bridge is designed to withstandhigh loads and maintain its base metal fatiguestrength.
   桥梁中使用的钢板被设计成能够承受高负载并保持其基础金属疲劳强度。
3. 3. The manufacturer claims that their producthas a higher base metal fatigue strength thancompetitors' products.
   制造商声称他们的产品具有比竞争对手产品更高的基础金属疲劳强度。