The present study sets up an automatic analytical system for body composition measurement by the experimental method.

采用实验法建立了自动化身体成分测试分析系统。

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DEXA, as the"Golden Standard"for bone mass measurement, has been regarded as the new standard for body composition measurement in the recent years.

前言： 作为骨量测量“金标准”的双能X线吸收测定法（DEXA），近几年已被国外研究学者作为身体成分测量的新标准。

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Results show that the analytical system succeeds in realizing the experiment and data collection for body composition measurement and has high accuracy and validity.

结果表明，本系统成功地实现了对身体成分测定的实验操作及数据采集，具有较高的精确性和可信度。

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The data gathered provided the first accurate measurement of the composition of primary cosmic rays.

ENGADGET: AMS detects excess of positrons, could suggest existence of dark matter