This method can be applied to the measuring of centre distance of holes in other machine elements.

此种方法亦可应用于其它一些机械零件孔中心距的测量。

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However simple, any machine is a combination of individual components generally referred to as machine elements or parts.

不管怎样简单地来说，任何机器都是一般被指作为机械元件或零件的个体成分的一种结合。

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The individual reliability of machine elements becomes the basis for estimating the overall life expectancy of a complete machine.

机械元件的个体的可靠性成为了估计一个完整机器的大体预期寿命的基础。

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As the passage implies, even something as seemingly simple as an airplane flying in the sky is actually just one part of a large sociotechnical system composed of various human and machine elements, from the pilot and airplane to a series of airports, communication and navigation systems, bureaucracies, regulations, rules and norms of flight, and more.

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In some ways, the Khan Academy and other start-ups are packing in some elements of these machine-based tutoring systems as they evolve and grow, such that this revolution is really already under way.

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So how might these two apparently contradictory elements form some tangible paradox machine?

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