This set of systems is designed for good effect and low cost.
该套系统使用效果良好，成本低。
Because behind them stand a set of systems that renders them support.
因为在他们的背后，有一套制度作为支撑。
We set out to build new systems that can do justice to all of this.
我们建立了一个新系统，能够公平处理这一切。
The method to analyze the disaster degree of lifeline systems is set up.
文中提出了一种生命线工程系统受灾程度的定量分析方法。
Systems theory supplies a complete set of bran-new thoughtway and theory.
系统论为图书馆学提供了一整套全新的思想方法和理论。
Systems theory supplies a complete set of bran-new thoughtway and theory.
系统论为图书馆学提供了一整套全新的思想方法和理论。
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