The Principle of metal magnetic memory is presented.

阐述金属磁记忆的基本原理。

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The principle and application of metal magnetic memory(MMM) testing of turbine blades are described.

介绍电站汽轮机叶片的金属磁记忆检测原理及应用。

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Metal magnetic memory is a nondestructive testing method, which is invented by Russian expert in 1997.

金属磁记忆检测方法是由俄罗斯专家在1997年提出的一种无损检测方法。

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A compass is a device containing a metal object that points toward the magnetic north pole.

VOA: special.2010.07.14

That argument may or may not be true and really begs the relevant question: Did they know about the potential for strong magnetic fields to move ferrous metal components within their locks?

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In addition to features available for the Advanced Series, it features a five-inch multi-touch glass screen in a brushed-metal housing as well as a powered magnetic mount that automatically snaps in once the user holds the device close.

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There are two exposed metal connectors, used to pair up with the proprietary magnetic USB charging cable (the only accessory that ships in the box), but the housing appears to be properly sealed.

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