The core services will provide Positive Material Identification.

核心服务将提供材料可靠性鉴别。

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Description of material including material specification, type/grade/class, normal size and material identification applicable.

材料说明包括材料规格、型号/等级/类别、标称尺寸和适用的材料识别号。

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Material identification in order to properly manage inventory, identification of all raw, WIP and finished goods items is required.

材料识别为了妥善处理库存，识别所有原料项目，在制品和成品是必要的。

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If matches are found, then identification of the material inside the comet would be accomplished.

BBC: Q&A: Deep Impact comet mission

Researchers at the Cornell University Nanobiotechnology Center are combining RT-PCR with a nanofluidics-based system for separation and identification of genetic material from different organisms.

FORBES: Nanotech Takes On Homeland Terror