Engineers are developing more efficient methods to mass produce non-uniform porous materials and solid foams that can be tailored to specific structural applications.

工程师们正在研发更多高效的方法，批量生产非均匀性多孔材料和固体泡沫，以适应具体的结构应用。

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He was especially interested in developing more efficient housing; that is, a new way of constructing buildings so that they provide more housing space with the use of fewer resources.

他对开发更高效的住房特别有兴趣；那是一种建造房屋的新的方式，用更少的资源提供更多的住房空间。

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Apart from developing more fuel efficient engines, the mileage of a car can be boosted by reducing the car weight.

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Ford must decide how serious it is about developing cleaner, more efficient engines.

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From its inception in 1948, Porsche has been a leader in advancing vehicle performance, improving automotive safety and developing ever more fuel efficient technologies in its high-performance models.

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