block check sequence

例句：

1. 1. The block check sequence is used to identify and track the movement of data blocks within a network.
   块状检查序列用于识别和追踪网络内数据块的移动。
2. 2. In this example, we will demonstrate how to use the block check sequence to validate the integrity of a file.
   在这个例子中，我们将演示如何使用块状检查序列来验证文件的完整性。
3. 3. The block check sequence helps in maintaining the consistency of data across different systems and applications.
   块状检查序列有助于在不同系统和应用之间维护数据的一致性。