standard letter

例句：

1. 1. The new product is designed to meet the industry's standards.
   这款新产品的设计符合行业标准。
2. 2. The company has strict quality control standards for all its products.
   该公司对所有产品实施严格的质量控制标准。
3. 3. The standard of living in this area has improved significantly over the past decade.
   过去十年里，该地区的生活水平有了显著提高。