load factor of a unit

例句：

1. 1. The load factor of the machine is high, which means it can handle more work than its capacity.
   这台机器的负载因子很高，意味着它可以处理比其容量更多的工作。
2. 2. The engineer calculated the load factor for the bridge to ensure its stability.
   工程师计算了桥梁的负载因子，以确保其稳定性。
3. 3. The load factor of the new product has increased significantly compared to its predecessor.
   新产品的负载因子与前代产品相比有显著提高。