an iron ration

例句：

1. 1. The government has decidedto increase the iron ration for workers.
   政府决定增加工人的铁配给量。
2. 2. The shortage of iron rationshas led to a shortage of food supplies.
   铁配给量的短缺导致了食品供应的短缺。
3. 3. The company is trying to finda way to increase the iron rationwithout affecting production.
   公司正在尝试找到一种方法，在不影响生产的情况下提高铁配给量。