The third command creates a 1024-bit Digital Signature Algorithm (DSA) key (-b 1024 -t dsa), turns off output (-q), and specifies the name of the key and that there is no password.
第三个命令创建了一个 1024位的DigitalSignatureAlgorithm (DSA)密钥（-b 1024-t dsa），关闭输出（-q），指定密钥的名称，在这里不指定密码。
In modern medicine, DSA is a powerful technique in visualizations of blood vessels of X-ray images. In DSA, the most important way for motion correction is image registration.
在现代医学中，DSA是X光片血管可视化技术的重要组成部分之一，在DSA中图像配准对消除运动伪影起着关键作用。
Objective to evaluate the imaging quality and utility of flat panel detector DSA through comparing and analysing the image of coronary arteriography in traditional DSA and flat panel DSA.
目的通过对平板探测器DSA系统与传统DSA系统冠状动脉造影图像质量进行比较和分析，评价平板dsa系统成像质量和临床应用。
In this paper, two new blind signature schemes based on DSA and a modification of DSA are presented.
本文提出了两个新的盲签名体制，它们分别基于DS A签名体制和变型DS A签名体制。
Based on the DSA machine room design, actual condition and summarized experience, scientific and reasonable design project for the DSA machine room are provided.
现结合了一些具体的机房设计参数和自身设计机房的经验体会阐述了如何更科学合理地设计机房。
The incidence of rejections in the DSA positive receptors rose after transplantation and the positive rate of DSA associated with PRA level (P<0.01).
术后DSA阳性的受者排斥反应的发生率也升高； DSA随着PRA水平的升高阳性率也增加（P<0.01）。
We used pulmonary arterial DSA and Tolazoline test in animal model of pulmonary interstitial lesion, to compare the difference between the DSA and pathologic findings.
作者利用肺间质性病变动物模型进行了数字减影血管造影(dsa)和妥拉苏林实验并与病理对照研究。
Conclusions Rotational DSA is an important supplement to the conventional DSA, providing great value in diagnosing and treating of blood vessel in head and neck.
结论旋转DS A技术是对常规dsa的重要补充，对头颈部血管病变的诊断和治疗有很大价值。
MR-DSA failed to depict 1 intranidal aneurysm and missed 1 less dilated artery and draining vein after embolization respectively, which were demonstrated clearly by 3D-CEMRA confirmed with DSA.
与DSA相比，MR-DSA没有显示瘤巢内动脉瘤和栓塞后引流静脉及供血动脉直径变小各1例，而3D-CEMRA对此显示清晰。
Results The image quality of flat panel detector DSA system was better than that of traditional DSA system but it could be affected by some relevant technical factors.
结果平板探测器DSA系统优于传统DSA系统的图像质量，但会受到几个相关技术因素的影响。
Methods 42 consecutive patients with cerebral aneurysms underwent 2d and 3d DSA. After standard 2d DSA, rotational DSA was performed.
方法42例资料完整的颅内动脉瘤患者均行2d和3dDSA检查，常规2d DSA检查后即行旋转dsa检查。
Utilizes some equipment properly and makes a good use of DSA technology, discusses the quality control of DSA image influences directly on clinical diagnosis and treatment.
合理利用了某些机械设备，同时运用了DSA技术，探讨DSA图像质量的控制直接影响临床的诊断与治疗。
Methods Selective superior mesenteric artery DSA check combined with pathology findings to analyse 9 cases DSA appearances of small bowel angiodysplasia.
方法肠系膜上动脉选择性插管DSA检查，结合手术病理所见，对9例小肠血管发育不良出血者的DSA表现进行分析研究。
Because of each kind of noise from DSA image, Moreover, the detail of blood vessel easy to lose and the signal-to-noise is lowly, that further increased edge detection of the DSA image difficulty.
由于DSA图像会伴随着各种噪声，而且血管的细节部分易丢失、信噪比低等特点，这就进一步增加了DSA图像边缘检测的难度。
Because of each kind of noise from DSA image, Moreover, the detail of blood vessel easy to lose and the signal-to-noise is lowly, that further increased edge detection of the DSA image difficulty.
由于DSA图像会伴随着各种噪声，而且血管的细节部分易丢失、信噪比低等特点，这就进一步增加了DSA图像边缘检测的难度。
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