The E-mail is an adoptive tool in the on-line reference service, but the flooding of spam serious interference that work, how to apply the anti-spam technique becomes important problem.

• 电子邮件是在线参考咨询服务中广泛采用的工具,但垃圾邮件的泛滥严重干扰了咨询工作的正常进行,如何应用反垃圾邮件技术成为重要课题。