1·SPW is an advanced tool for modeling and simulating communication systems, it has abundant communicational simulating blocks and very flexible function for building user custom blocks.
SPW是一个先进的通信系统建模、仿真工具，它具有丰富的通信仿真模块和非常灵活的创建自定义模块功能。
2·The author discussed mobile communicational vehicles meaning of grounding, actualities and relic problems in details, and put forward solutions for them.
对移动通信车辆的接地含义、现状及存在的问题作了较为详细的理论分析，提出了解决问题的思路；
3·Through analysis, it discuss-es the principal factors infecting the communicational system leading to several feasible settling measures.
通过分析，讨论了影响通信系统的主要因素，给出了若干可行性解决措施。
4·It can be directly transmitted to trading parterners or to financial or communicational intermediary organizations.
可直接发送给交易伙伴或通过金融或通信中介机构处理。