java发送mail邮件变成垃圾邮件解决办法

MimeMessage msg = new MimeMessage(session);
// 防止邮件变成垃圾邮件被拦截
msg.addHeader("X-Mailer","Microsoft Outlook Express 6.00.2900.2869");
// 设置发件人
msg.setFrom(new InternetAddress(sendForm));
// 设置收件人
msg.setRecipient(Message.RecipientType.TO, new InternetAddress(receive));
msg.setSubject("xxxxxxxxxx");