cumulative percent passing sieve

例句：

1. 1. The company's performance has been improving steadily over the past year.
   公司过去一年的表现一直在稳步提升。
2. 2.The new policy will have a cumulative impact on our company's operations.
   新政策将对我们的公司运营产生累积影响。
3. 3.The cumulative passing sieve is used to filter out impurities from raw materials.
   累积通过筛网是用来从原材料中过滤掉杂质的工具。