To keep ourselves competitive in this industry , we need to keep abreast of industry and marketing developments while maintaining excellent media relations . therefore , corporate communications plays a vital role in the business development of corporations 要保持企业的竞争力，提升公司的声誉，我们必须对外界有敏锐的触角，掌握市场的动态，并为公司制定更有效的传讯策略，及与传媒保持良好的关系。
We choose to study classroom interactions in teaching senior english for china ( sefc ) in order to find out how important a role interpersonal communication plays in language knowledge instruction and linguistic competence acquisition and how teacher - student and student - student interactions enhance to improve students " communicative competence 我们研究高中英语课堂互动，旨在研究教学过程中如何把语言知识的传递和语言能力的培养与教学情境中的人际交往相互结合起来，通过师生互动和生生互动来促进交际能力的提高。
In the whole power automation system , power communication plays an important role . as a part of power communication , the communications of the integrated electronic devices ( ieds ) in the field with the local supervisory and the remote management center is discussed in the paper . to realize this , design and implementation of management machine of power communication is set forth in the paper 在整个电力系统综合自动化系统中，电力通信扮演着至关重要的角色，本文就研究了位于电力通信中底层的现场智能控制装置和远方调度以及其和现场监控的通信，设计了实现这级通信的装置?电力自动化通信管理机。
Scalable secure group communication plays an important role in a cooperative work process . it poses several unique security problems , namely group membership control , scalable key distribution to a dynamic group and secure data transfer . in this paper , a dual encryption scheme for secure group communication by using hierarchical subgrouping to support scalability is proposed 并在这种层次结构的基础上，提出了协同产品开发中信息传输过程的双重加密、多层次密钥分配的方案，实现了对协同工作中动态小组成员的实时安全管理，保证了数据传输的安全性。
