economic lot size equation

例句：

1. 1. The government's economic policies have had a significant impact on the country's economy.
   政府的经济发展政策对国家经济产生了重大影响。
2. 2.The company's financial health is closely monitored by investors.
   投资者密切监控着公司的财务状况。
3. 3.The monetary system is designed to ensure stability and fairness in the economy.
   货币体系旨在确保经济稳定和公平。
4. 1. The factory needs to increase its lot size to meet increased demand.
   工厂需要增加批量大小以满足增加的需求。
5. 2. The new product has a larger order size than the previous model.
   新产品的订单大小比前一个型号大。
6. 3. The customer asked for a larger order quantity than usual.
   客户要求订单数量比平时大。