anchorage due

例句：

1. 1. The ship's anchorage is crucial for safety in harbor.
   船只的锚位对港口的安全至关重要。
2. 2. The company's financial data is used to calculate the annual anchorage due.
   公司的财务数据被用来计算年度的锚定值。
3. 3. The anchorage due is calculated based on the vessel's speed and distance from the shore.
   锚定值是根据船只的速度和离岸边的距离来计算的。