- neutron absorptiometry
- 中子吸收分析
English-Chinese chemistry dictionary (英汉化学大词典). 2013.
neutron absorptiometry
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Dual energy X-ray absorptiometry — (DXA, previously DEXA) is a means of measuring bone mineral density (BMD). Two X ray beams with differing energy levels are aimed at the patient s bones. When soft tissue absorption is subtracted out, the BMD can be determined from the absorption … Wikipedia
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