报告发现地球轨道上的垃圾成几何数增长。

Report finds debris in Earth's orbit growing exponentially.

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在网络环境下，电子信息资源数量以几何数增加。

In the network environment, the number of electronic information resources increase in a geometric progression.

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电除尘器本体结构优化设计是一个规模大，设计变量数多而具有相当难度的几何可调和拓扑可调优化设计问题。

The optimal design of whole structure of electrostic precipitator is a adjustable optimal problem of geometry and topology, which has larger scale and many design variables.

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