two-redundant code

例句：

1. 1. The system uses a two-redundant code to ensure data integrity.
   该系统使用一种双重冗余码来确保数据完整性。
2. 2. The company has implemented a two-redundant code to improve its security measures.
   该公司已经实施了一种双重冗余码，以提高其安全措施。
3. 3. The two-redundant code is used to protect sensitive information from unauthorized access.
   这种双重冗余码被用来保护敏感信息免受未经授权的访问。