在艾滋病毒传播率高、但男性包皮环切率低的普遍流行环境下，这是一项重要的干预措施。
This is a key intervention in generalized epidemics with high HIV prevalence and low male circumcision rates.
尽管男性包皮环切术不能替代已知有效的预防艾滋病毒感染的措施，但应考虑作为综合干预策略的组成部分。
While male circumcision is not a replacement for other known methods of HIV prevention, it should be considered as part of a comprehensive prevention strategy.
研究结果显示，环切手术可以使男人不容易感染艾滋病毒。
Studies have shown that circumcision can make it less likely for a man to contract HIV.
结果155例包皮环切创口全部自然愈合，愈合时间7～10天。
Results 155 cases were cured. The wounds healing time was 7 to 10 days.
结果结合牙龈环切的正畸治疗后患牙牙槽嵴顶高度增加，产生新附着。
Results Orthodontic treatment with circumferential fibrotomy can make new attachment and increase the height of crest bone.
目的探讨吻合器痔上黏膜环切术（PPH）的相关技术及并发症防治。
Objective To explore the related techniques of procedure for prolapse and hemorrhoids (PPH) with stapler and the prevention and treatment of complications.
世界卫生组织说，大规模开展男性环切可以在2025年前防止400万人感染艾滋病毒。
The World Health Organization says mass circumcision could prevent 4 million new HIV infections before 2025.
所有关于环切术能够减少HIV传播的研究都是在非洲进行的，美国的研究结果相对不明朗。
Studies supporting circumcision to reduce HIV transmission had all been done in Africa and U. S. studies were less clear.
方法：采用自行设计问卷对本院泌尿外科门诊已行和未行包皮环切术的战士各100名进行调查。
Methods: We devised a questionnaire to study 100 circumcised soldiers and 100 uncircumcised soldiers in our research.
结论吻合器直肠黏膜环切术治疗直肠黏膜内脱垂具有安全、高效、操作简便及微创等优点，是一个极具潜力的手术方法。
Conclusion Circular stapling procedure is safe, simple and effective technique for treating internal rectal mucosal prolapse with the advantages of minimal invasion.
在42个月的研究中，据研究者观察，包皮环切术组HIV感染累计发病率为2.6%，而对照组累积发病率为7.4%。
The cumulative incidence of HIV infection over 42 months among circumcised men was 2.6% as compared to 7.4% among controls, the researchers observed.
结论严格控制适应症，掌握手术时机，食管下端环切术治疗门脉高压并发食管曲张静脉破裂出血止血效果确切，效果较满意。
Conclusions Hemostasis effect was satisfactory using loop cut of lower esophagus for treating esophagus vein bleeding caused by high pressure of portal vein when the chance was suitable.
二维组合曲线的等距方法是CAD/CAM领域中的一个重要课题，并在型腔环切加工刀具轨迹自动生成技术中得到广泛研究。
The offsetting technology of 2D-compound curve is a basic problem in CAD/CAM, and has been widely studied in tool path generation for pocket machining.
Tobian及其同事注意到，早期的研究显示包皮环切术能减少男性HPV的流行及发生率，同时观察结果提示它对女性也可能有有益的影响。
Earlier studies had shown that the procedure reduces both prevalence and incidence in men, and observations had suggested it might have a beneficial effect in women, Tobian and colleagues noted.
采用切环测量法及X射线应力分析方法对化学气相沉积制备的开裂钨管进行测量与分析。
Cracked tungsten tubes prepared by chemical vapor deposition were investigated by ring machine cutting method and X? Ray stress analysis system.
所切颗粒在向周围发散过程中得到垂直式水环的冷却。
The cut particle is cooled by vertical water ring during divergent process.
这座城市就像一个“高效环”在运作——一切都可循环利用。
The city operates as an efficient loop - everything is recycled for something else.
“尘埃环模型让我们有机会一睹太阳系在诞生初期时的面貌，”库切纳说。
"Our models of this ring let us sort of look back in time to when the solar system was young," said Marc Kuchner.
斯切米茨和藻谷测量了33具恐龙、始祖鸟和翼龙化石的巩膜环内围和外围及眼眶大小。
Schmitz and Motani measured the inner and outer dimensions of this ring, plus the size of the eye socket, in 33 fossils of dinosaurs, ancestral birds and pterosaurs.
其中第一环节就是一个自身同一的普遍性，就好像那中和性的最初的水一样，这里面包含着一切，但是还没有任何东西区分开来。
The first of these functions is that of self-identical universality, as it were the neutral first water, in which everything is involved, but nothing as yet discriminated.
妈妈至今都不知道，多年前当她小心翼翼地把纸链从树上一环一环取下来时，我正在另一个房间里看着她所做的一切。
Mom still does not know that many years ago I was watching from the other room as she delicately removed the chain from the tree, one link at a time.
通过计算环的最大坐标值点处相邻两条边的切矢的叉积来判断环的方向。
The loop direction is judged through the vector product of the adjacent two edges on the vertex with maximum coordinate value.
对交换环定义了广义p F环的概念，即一切具有常数秩的有限生成投射模都为自由模的交换环。
A generalization of PF rings relative to commutative rings: rings all finitely generated projective modules with constant rank of which are free is defined.
通过备用电容器投切的滞环控制律的设计，以减少电容器组的投切次数。
Hysteresis control is designed for standby capacitor to reduce its switching times.
结论：经皮颈椎间盘切吸加溶核对山羊颈椎的稳定性无影响，但可引起手术间隙变窄和手术间盘纤维环膨出。
Condclusion: the stability of the goat's cervical spine is not affected after PCD with CNL, but the procedure may cause disc space narrowing and disc bulging.
结论：经皮颈椎间盘切吸加溶核对山羊颈椎的稳定性无影响，但可引起手术间隙变窄和手术间盘纤维环膨出。
Condclusion: the stability of the goat's cervical spine is not affected after PCD with CNL, but the procedure may cause disc space narrowing and disc bulging.
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