Customers must provide primary and secondaryidentification.
客户必须提供主要标识和次要标识。
2
Similarly, further analysis into the meaning of "identification" may yield the definition of further terms such as "primary identification" and "secondaryidentification".
同样，通过进一步分析 “标识” 的含义可以产生 “主要标识” 和 “次要标识” 等词汇的定义。
3
Secondary synchronization code (SSC) sequence number identification is the kernel of the second stage in cell search.