IBM physicists built the first microscope based on that approach, dubbed magnetic resonance force microscopy (MRFM), in 1993.

基于这个原理，IBM的物理学家们于1993年研制出了世界上第一台磁共振力显微镜(MRFM)。

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Now the equipment, built under a microscope, is the size of a coin and can be planted under the scalp and so is unnoticeable in a free-moving subject.

现在的设备，是在显微镜下制造的，尺寸只有一枚硬币大小，并且能被植入于头皮下，所以是不容易被自由移动的对象所发现。

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By electronic microscope analysis, it is found that there is a certain amount of second dispersed phase in the martensite matrix which is the metallurgical factor of forming built-up edge.

通过电镜分析，发现在马氏体基体上有一定数量的弥散的第二相存在是引起积屑瘤产生的冶金因素。

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