two-column core

The paper provides information on Chinese environmental core journals, Engineering Information Compendex, ( EI) and Science Citation Index ( SCI) and technical paper review process of two international environmental journals.

概要地介绍了中文环境科技核心期刊、美国《工程索引》（EI）和《科学引文索引》（SCI）收录中国科研论文的情况，以及两份知名英文环境期刊的论文评审标准。

In the early days the incorporated group has worked out the strategy to keep the stable management as the core, and it emphasized to keep the two businesses operate independently for the stability of the market and gross sales.

在合并的初期，联想制定了以稳定经营为核心的战略，重点保持联想和IBM两大业务的独立运行，以维护市场及业绩的稳定。

From "Indroduction" to "Going Out"& Tentative Studies of Opening-up Strategy of the Party's Leadership Core of Two Generations

从引进来到走出去&试析两代领导核心的开放战略

In 2022, two large space labs will be launched to connect with the core module.

2022年，将发射两个大型太空实验室，与核心舱对接。

Client is the executor of core functions of Tian Yu Information Warder. It will manage the users following the strategies distributed by management center. The client will mainly realize two functions: terminal hardware port control and network resource access control.

客户端是天喻防水墙核心功能的执行者，根据管理中心下发的策略对用户进行管理，客户端主要实现了两部份的功能，终端硬件端口的控制和网络资源访问的控制。