NIST modelled and built the prototype device and also developed and tested various solutions used in the mini-spheres as contrast-enhancing agents and measurement reference markers.

NIST的建模和建造的原型装置被开发，使用不同小球携带不同浓度的溶液测试，作为对比剂增强和测量的对比指标。

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Objective To assess the nutritional status of the aged hospitalized patients with mini-nutritional assessment(MNA)and to confirm the correlation of MNA with the classical nutritional markers.

目的利用简易营养评价法（MNA）评价住院老年人的营养状况，了解MNA与传统营养指标的相关性。

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