Methods: Body composition was measured with dual energy X ray absorptiometry ( DXA ).

方法: 　采用双能X线吸收测量法 ( dual-energyX -rayabsorptionmetry,DXA ) 测量全身及各部位的体成分.

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Objective : To evaluate the value in detecting pulmonary tubercle ( PT ) on dual - energy subtraction digital radiography ( DDR ).

目的: 评价双能量减影在肺结核 结节 诊断中的应用价值.

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Bone mineral density ( BMD ) at lumbar spine, femoral neck, trochanter and Ward's triangle were measured by dual - energy X - ray absorptiometry ( DEXA ) .

应用双能 X 线骨密度仪 ( DEXA ) 测定股骨 、 腰椎等部位的 骨密度.

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Purpose : To evaluate application value of dual - energy subtraction with chest radiography in medical examination.

目的: 评价双能量减影胸部摄片在医学体检中的应用价值.

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Total - body dual - energy x - ray absorptiometry ( DEXA ) scans were performed to obtain BMD and body composition.

采用双能 X 线骨密度仪 ( DEXA ) 全身扫描,测量BMD和身体成分.

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