用于在组织之间传递信息。外壳电镀线文件包含外部外壳接缝和对接的数字表示，存储在ISO 7838中指定的shipline数据格式中。

Serves to transfer of information between organizations. The shell plating lines file contains numerical representations of seams and butts of the external shell, stored in the shipline data format specified in ISO 7838.