The simulation of RF environment is an important part in radar electronic combat(EC) simulation system, while simulation of RF environment effects is one of its important components.
射频环境仿真是雷达电子战仿真系统的重要组成部分，而射频环境效应仿真是射频环境仿真的主要内容之一。
Linzhou and nearby counties in Henan province, is one of the highest incidence and mortality areas for EC in China and in the world.
河南省林州市及其毗邻的安阳、辉县等地，是我国，也是世界上食管癌发病率和死亡率最高的地区之一。
It is shown GWT is one of the best tools for developing a rich client EC system.
实践表明，GWT是目前用来实现富客户端电子商务应用系统最有效的工具之一。
Eng. students, subject will automatically count as one of the two ec electives that can come from any of the seven Engineering Concentration fields. Alternatively m.
电器工程和计算机科学专业的工程硕士生，这门课会自动算作七个工程学核心领域中之一所规定两门工程学选修课的一门。
With the development of EC (Electronic Commerce ), the SA (Safe Authority)System is under construction. As one of the main SA Systems, SSL is adopted by many systems.
随着电子商务的蓬勃发展，网络的安全认证体系也在逐渐的建立和完善，SSL成为一种主流安全认证手段，已经被众多大型企业所采用。
With the development of EC (Electronic Commerce ), the SA (Safe Authority)System is under construction. As one of the main SA Systems, SSL is adopted by many systems.
随着电子商务的蓬勃发展，网络的安全认证体系也在逐渐的建立和完善，SSL成为一种主流安全认证手段，已经被众多大型企业所采用。
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