An HIV test reveals infection status by detecting the presence or absence of antibodies to HIV in the blood.
艾滋病毒检测通过检查血液中是否存在艾滋病毒抗体，显示感染状况。
These findings strengthen previous who recommendations for early treatment with these drugs for patients who meet treatment criteria, even in the absence of a positive confirmatory test.
这些结果对世卫组织以往提出的建议提供了有力支持，这就是即使没有确诊检验方面的阳性结果，也要利用这些药物尽早治疗那些符合治疗标准的病人。
This includes misuse, when drugs are given for the wrong disease, usually in the absence of a diagnostic test.
还包括用药与疾病不符（通常是在缺乏实验室诊断的情况下）导致的药物误用。
The ability to produce test harnesses in the absence of an application UI
能够生成没有应用程序 UI的测试工具
The problem includes misuse, when drugs are given for the wrong disease, usually in the absence of a diagnostic test.
这一问题还包括通常在缺乏诊断测试的情况下，为患者开了错误药物而造成使用不当。
The absence of IP aliasing and support for client-side digital certificates have kept me from using Rational performance Tester for some of the types of applications I typically performance test.
缺少IP混淆和对客户端数字证书的支持，限制了我使用RationalPerformance Tester为一些类型应用程序类型进行性能测试。
Reasons for absence of performance test for oss database systems?
为开源数据库系统性能测试缺席的原因吗？
Use good science and prudent behavior in a GMP environment to demonstrate the absence of solvent. If the presence or absence can't be demonstrated, test the product.
在GMP环境下，采用良好的科学和稳健的方式来证明溶剂是否存在。如果无法证明，那么就对产品进行检测。
The major failure causes included puncture muff, severe vasovagal reactions, the absence of a distinct trigger zone and incomplete analgesia after the procaine test.
失败的主要原因包括卵圆孔穿刺失误，迷走神经反应，无扳机点和普鲁卡因测试不能达到完全不痛。
The major failure causes included technical difficulties, vasovagal reactions, the absence of a distinct trigger zone, and no analgesia induced by procaine test.
失败的主要原因包括：卵圆孔穿刺技术，迷走神经反应，无扳机点，普鲁卡因测试不能达到完全不痛。
The following test takes it through wide temperature variations in a damp environment, to ensure the total absence of water condensation inside the watch glass.
第二项测试是将手表在潮湿环境下经历温度骤变，以确保手表玻璃内绝对没有冷凝水。
In addition to making these measurements in the absence of any light sources, the PV cell should also be properly shielded and low-noise cables used in the test setup.
除了在没有任何光源的情况下进行这些测量之外，我们还应该对PV电池进行正确地屏蔽，并在测试配置中使用低噪声线缆。
As for the related professional criterions or regulations, some empiric formulas have to be proposed because of the absence of reliable test data and mature computation methods.
至于国内相关行业的规范中，更因缺少可靠的试验数据与成熟的理论计算方法而仅能推荐一些经验公式。
Test results show that embedding around video quality has not changed significantly, in the absence of attack detection of the watermark and the original watermark than no obvious changes.
试验结果表明，水印嵌入前后，视频质量没有显明的变化，在无攻击时检测到的水印信息和原水印信息比拟也没有显明的变化。
No test or quiz can be retaken without an excused absence from the teacher.
未经老师允许不得无故不参加考试或测试。
The presence or absence of the biomarker can now be used as a diagnostic test to identify which patients will benefit from this drug.
牛津大学教授、该研究的负责人Nick La Thangue教授说，“生物标记物的存在与否可以作为一种诊断测试，用于鉴别哪些患者使用这种药物有效。”
Take a book in the Yang son hand of disease, he is emperor's son absence not section's test, but studying at 1:00 all diverse prevalent sprint of people is effortless.
病秧子手里拿着一本书，他是皇子不用科考，可是学习一点都不比普通人轻松。
Take a book in the Yang son hand of disease, he is emperor's son absence not section's test, but studying at 1:00 all diverse prevalent sprint of people is effortless.
病秧子手里拿着一本书，他是皇子不用科考，可是学习一点都不比普通人轻松。
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