English to Chinese Tech/Engineering IT (Information Technology)

In a March report from Ferris Research in San Francisco, antivirus software vendors said that there were nearly 100,000 viruses in existence then and that the number is increasing each month. F-Secure Corp., a vendor of antivirus products in Helsinki, Finland, notes that the largest virus outbreak in 2004, MyDoom.A, churned out nearly 10% of global e-mail at its peak.
病毒大规模爆发跟全球10%的电子邮件有何关系？