机械类词汇大全-21

841 、 埋头铆钉 countersinkheadrivet 842 、 埋头锥孔 countersink 843 、 埋头螺栓 countersinkheadbolt 844 、 埋头螺丝 countersinkheadscrew 845 、 埋头钻 countersinkdrill 846 、

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经济学人169:印刷未来 世界龙头机器制造商

Science and technology 科学技术 Three-dimensional printing 3D印刷 An image of the future 印刷未来 One of the biggest manufacturers in the world gives 3D printing a go 世界龙头机器制造商用3D印刷术进行了一次格外成功的应用

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I looked at the window, and found that we were dashing along at a speed never before traveled on that road. 我朝窗外望去，火车正以从未有过的速度箭一般向前飞驰， Posts, fences, rocks, and trees flew by in one undistinguished

英语听书《海底两万里》第91期 第7章 一种从未见过的鱼(14)

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Wall Street analysts searching for reasons for the U.S. stock market's sharp swings in early August point to high unemployment, the European debt crisis and other basic economic problems. But some also suspect what is known as high-frequency trading,