一个肾单元包含一个毛细血管丛(肾小球)和一个细小的小管(肾小管)，进而引导到更粗大的收集管。
Each nephron contains a tuft of capillary blood vessels (glomerulus) and tiny tubules that lead to larger collecting tubes.
利维表示，利用该技术制作的晶体管比目前使用的硅晶体管小1000倍。
The transistor is about 1, 000 times smaller in area than silicon-based transistors used in electronics today, Levy says.
生产实践证明，该自动线在水冷壁管屏生产中取得良好效果，是稳定、高效、小变形、低成本的管屏专用生产线。
It also verified that the production li ne was a stable, high efficient, minute distortion and low cost special line for Membrane water wall panels.
体积小和消耗功率低，这两个重要因素使晶体管比电子管优越。
Small size and low power consumption are the two important factors that make transistors preferable to electron tubes.
目的比较上下泪小管环形插管和下泪小管顺式插管治疗下泪小管断裂的疗效。
Objective To compare the therapeutic effect of inferior lacrimal duct fragmentation treated by circle catheterization and cis form catheterization.
最新的晶体管尺寸非常小，在其通道中掺杂只要往硅中注入少量杂质原子，如果这个量掌握得不好，晶体管的正常运行就会受到影响。
The latest devices, though, are so small that doping their channels involves placing just a handful of dopant atoms among the silicon. Get the number wrong, and things will not work properly.
对于承受内压的异径弯管，经向应力的危险截面是异径弯管的小端口横截面，符合直管的特征。
The dangerous section of meridian membrane stress of bend reducer under internal pressure is the section at large end, with the character of tube.
方法观察12例泪小管断裂接受泪道引流管植入术患者，在拔管6个月后的治疗效果，并对其进行疗效评价。
Methods Observed 12 cases of canalicular laceration who accepted lacrimal drainage tube implantation in 6 months after extubation of the therapeutic effect, and to evaluate its therapeutic effects.
与重力排水系统相比，具有管径小、管道安装要求空间小、悬吊管无坡度、下水道连接管和埋地管少等优点。
Compared with gravity drainage system, it has the advantages of small pipe diameter and installing space, non-sloped suspended pipe, less sewage connecting and underground pipes and etc.
结果在光学显微镜下，骨陷窝呈环状排列在哈佛管周围，骨小管沟通骨陷窝与哈佛管和骨陷窝之间的联系。
Results Under optical microscope, the bone lacunae were in circular permutation around the Haversian canal, and the canaliculi communicated the lacunae and Haversian canal or between the lacunae.
结论在根管治疗的同时结合内漂白技术和牙本质小管封闭技术能有效地防治牙冠表面变色。
Conclusion By adopting the root canal therapy together with the technologies of inner bleaching and seal dentinal tubule we can prevent and cure crown surface discoloration effectively.
结果：对照组：感染根管牙本质小管形态不规则，排列紊乱。
Results: Control group: the dentinal tubules lined up in disorder and irregularity.
结论使用30%草酸钾封闭牙本质小管可有效防止及减少前牙根管治疗后牙冠变色。
Conclusions Applying 30% supersaturated potassium oxalate to block dentinal tubule could prevent or reduce crown surface discoloration effectively after front teeth canal therapy.
临床上病兔多尿与脱水可能主要与肾远曲小管和集合管的上皮细胞凋亡有关。
The polyuria and dehydration of ill rabbits in clinic were related to renal epithelium apoptosis of distal convoluted renal tubule and collecting duct.
目的：探讨泪道义管的插管方法及种类对泪小管吻合术疗效的影响。
AIM: To investigate the treated effect of various artificial tubes inserted with different methods in lacrimal canalicular anastomosis.
结论：正常小管损伤组织学组的移植稳定者和亚临床小管损伤的稳定移植者之间并无研究生物学标记存在明显不同。
CONCLUSIONS: None of the investigated biomarkers allow for clear differentiation between stable transplants with normal tubular histology and stable transplants with subclinical tubulitis.
介绍了小管径管道通球时卡球和解卡过程，还对水平管卡球原因进行了分析。
The paper made an introduction of ball through and process of bockage solution for small-diameter pipeline, and explanation of blockage in horizontal pipeline.
海洋平台构件中的导管、撑管，因管径小，其环焊缝只能采用单面焊双面成型焊接工艺。
Owing to the small diameters of conduit pipes and bracing tubes, the girth welding has to be done with one side welding both sides formation technology.
陈旧性下泪小管断裂行显微接管修复手术成功的关键是寻找下泪小管断端。
Conclusion Acute patients should be operated early, searching for the broken end of the lower lacrimal canaliculus is the key point.
髓放线内有近端小管直部和远端小管直部。
The medullary ray contains the straight parts of proximal tubules and distal tubules.
肾小管由颈段、第一近曲小管、第二近曲小管、间段、远曲小管及搜集管组成。
The renal tubules were composed of the neck, the first and the second proximal, intermediate and distal segments and the collecting duct.
相同受力条件下，埋地PSP管的最大变形值比埋地PE管小。
On the same stress, the maximum deformation of buried PSP pipe is smaller than the PE pipe.
提出把管状腺癌分为大腺管型和小腺管型两个亚型；
The tubular adenocarcinoma may be divided into two subtypes: the large tubular adenocarcinoma and the small tubular adenocarcinoma.
集合管、近端、远端小管均可见明、暗两种类型上皮细胞。
The light cells and dark cells can be observed in the collecting, proximal and distal tubule.
陷窝及骨小管四周骨基质降解，陷窝及骨小管扩大。
There was degradation of the bone matrices of the lacunae and canaliculi, which then became enlarged.
结果表明，凋亡细胞多见于远曲小管和集合管的上皮细胞。
The results showed that apoptotic cells mainly occurred in the renal cells of distal convoluted tubule and collecting duct.
胚胎第8周近、远端小管已形成，第10周已有小管发育较好。
During the 8 weeks, the proximal and distal tubule had formed and the tubule had developed well during the 10 weeks.
地球中心说就是这样形成的。于是神造了两个大的光体，大的管昼，小的管夜；又造众星。
And God made the two great light-bearers, the greater light-bearer to rule the day and the lesser light-bearer to rule the night, and the stars.
可清晰观察到骨小管和骨陷窝的大小和形态及骨小管和骨陷窝的关系。
The size, shape and relation of the canaliculi and lacunae were observed clearly.
带眼衬管一般用于小直径井筒或在不需对衬管注水泥(如层位封隔所要求)的储层内的侧钻。
Perforated liners typically are used in small-diameter wellbores or in sidetracks within the reservoir where there is no need for the liner to be cemented in place, as is required for zonal isolation.
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