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1. The company uses a four-figure code to identify its employees.
该公司使用一个四位数字的代码来识别其员工。
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2. This code is used in the encryption process to ensure data security.
这个代码在加密过程中被使用,以确保数据安全。
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3.The four-figure code was designed to prevent unauthorized access to the system.
这个四位数字的代码被设计出来以防止未经授权访问系统。