本人参考资料自己整理的实现igmpv3的心得，若分析有错，随诸位看客批评，站长，这个应该还有点技术含量吧
I Reference own the realization igmpv3 finishing learned, the analysis wrong with you spectators criticized webmaster, this should be a little bit technical content (2012-11-22, WORD, 10KB, 下载8次)
目前很多水电公司仍然采用人工催费的方法，费时费力，效率低。水电费语音自动查询催费系统正是为解决这一问题应运而生的。电话用户可随时随地拨打水电公司特服电话访问查询系统，查询水电费发生情况，了解用水电情况；对于逾期拖欠水电费的用户，系统自动拨打欠费电话，提醒用户及时交纳水电费。
many utilities companies still use manual methods of payment reminders, time-consuming, inefficient. Utilities voice automated inquiry urge system is to resolve this issue at the right moment. Phone users can call anywhere hydropower companies serving special telephone inquiry system for the occurrence of utilities to understand the situation with water and electricity; Utilities overdue arrears for the user, the system automatically dial telephone arrears to remind users of timely payment of utilities. (2005-09-05, WORD, 310KB, 下载385次)