Objective To study the value of direct digital radiography(DDR) in diagnosis of superficial esophageal carcinoma.
目的探讨直接数字成像对表浅食管癌的诊断价值。
Objective:To evaluate the value in detecting pulmonary tubercle(PT) on dual-energy subtraction(DES) with direct digital radiography (DDR).
前言： 目的：评价双能量减影在肺结核结节诊断中的应用价值。
Purpose: To compare the value between bone image of dual energy subtraction (DE) with direct digital radiography and bone scintigraphy in diagnosing rib lesion.
目的：比较能量减影（DE）骨组织像与核素骨显像对肿瘤患者肋骨病变的诊断价值。
Objective the purpose of this study was to investigate the performance of direct digital radiography, with and without image processing, for the detection of periapical lesions.
目的研究直接数字化影像技术诊断根尖周微小病损的能力以及图像处理技术对诊断结果的影响。
Conclusion Direct digital radiography is a promising technique in the detection of periapical lesions. Image processing could improve the diagnostic performance of digital images.
结论直接数字化影像技术具有良好的诊断根尖周微小病损的能力，图像处理技术能够显著提高数字化牙片的诊断能力。
This paper introduces the digital radiography technology of both direct imaging and indirect imaging and discusses their application in clinic.
直接成像法和间接成像法，并讨论了数字放射技术临床应用的几个方面。
Methods The applicability of linear scanning for multiwire proportional chamber direct digital Xray radiography were analysed.
方法以多丝正比室线扫描X线摄影系统为基础，分析线扫描直接数字化X线摄影的适用性。
Objective To study the principle & application of linear scanning direct digital Xray radiography and its practical value.
目的探讨线扫描直接数字化X线摄影的工作原理与实用价值。
Objective To study the principle & application of linear scanning direct digital Xray radiography and its practical value.
目的探讨线扫描直接数字化X线摄影的工作原理与实用价值。
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