yearly load factor

例句：

1. 1.The company's annual load factor is an important indicator of its efficiency.
   公司的年度负荷因子是衡量其效率的一个重要指标。
2. 2.The new policy has significantly improved the country's annual load factor.
   新政策显著提高了该国的年度负荷因子。
3. 3. To achieve sustainable development, we need to optimize our annual load factor.
   为了实现可持续发展，我们需要优化我们的年度负荷因子。