网络实验系统研究是实验教学和网络教学研究的热点课题之一。

The research of network Experiment System is a hot topic in Experiment teaching and network teaching.

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在一个允许人们在网络上使用这个系统的实验中，研究者发现用户们用可视化图片的方法来找到有用的内容只需要花费原来一般的时间。

In an experiment that allowed people to use the system over the web, the researchers found that the visual approach cut in half the time it took for users to find useful content.

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我们必须帮助制定全面的国家防备计划、加强监测系统并建立实验室网络。

We must help develop comprehensive national preparedness plans, strengthen surveillance systems, and build laboratory networks.

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