在其他方面取得进展的工程技术人员正在设计和试验新型金属手臂和手指，使机器人具有触觉。

Engineers working on other advances are designing and experimenting with new types of metal hands and fingers, giving robots a sense of touch.

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本文以加压湿法冶金处理含铂族铜镍硫化矿过程中铂族金属的行为为主线，介绍了该领域的最新研究进展。

In this paper, based on leaching process behaviors of platinum-group metals (PGMs) the lately progress in pressure hydrometallurgy of Cu-Ni sulfide ores containing PGMs was presented.

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一个进展是在打印材料方面，苯乙烯和聚碳酸酯这样的热塑性塑料是三十美元一磅，而金属材料更贵；

One is the arrival of much cheaper printing goop.Thermoplastics like ABS and polylactic acid cost around $30 a pound.Metal powders can cost even more.

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