factor of safety against sliding

例句：

1. 1. The engineer calculated the factorof safety for the bridge to ensure itsstability.
   工程师计算了桥梁的防滑动安全系数，以确保其稳定性。
2. 2. The constructioncompany must maintain a safety factor of atleast 2.5 in all theirprojects.
   建筑公司在所有项目中必须保持至少2.5的安全系数。
3. 3. Themanufacturer has increased the safetyfactor of the product to meetnew safety standards.
   制造商已提高产品的安全性能，以符合新的安全标准。