fixed minimum reserve

例句：

1. 1. The bank requires a fixed minimum reserve of $50,000 for each branch.
   银行要求每个分支机构的最低储备金为5万美元。
2. 2. The company maintains a fixed minimum reserve of $10 million to cover unexpected expenses.
   公司保持了1亿美元的最低储备金以应对意外支出。
3. 3. The government has set a fixed minimum reserve requirement for all banks to comply with regulations.
   政府已经设定了一个最低储备金要求，所有银行都必须遵守这些规定。