lumen 是什么意思
n. 流明（光束的能量单位）；（管状器官内的）内腔
lumen 记忆方法
1. 音译“流明”
lumen 中文词源
lumen 流明（光通量单位）
来自拉丁语lumen,光亮，光线，词源同light.
英语词源
lumen (n.)unit of luminosity, 1897, coined 1894 by French physicist André-Eugène Blondel (1863-1938) from Latin lumen "light," related to lucere "to shine" (see light (n.)).
lumen 权威例句
- 1. The conical configuration of the appendix makes obstruction of the lumen unlikely.
- 阑尾呈圆锥形,不易造成腔内梗阻.
来自辞典例句
- 2. One solution flows through the central lumen of the fibers.
- 一种溶液从纤维的中心腔流过.
来自辞典例句
- 3. Reconnect main lumen to suction source.
- 请将主腔管道连接吸引源.
来自辞典例句
- 4. The innermost region of cotton is called lumen.
- 棉纤维的最内层组织叫中腔.
来自辞典例句
- 5. A lumen is a measure of the rate of emission of light energy.
- 流明是光能放射率的量度单位.
来自辞典例句
lumen 造句
- 1. An older unit, the lumen per square foot, or foot-candle, has become obsolete .
- 一种较老的单位是每平方米英尺的流明数，即英寸烛光，这种单位已经废除。
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- 2. Each cysticercus consists of a cyst wall and a single scolex invaginated into the lumen.
- 每一个囊尾蚴是由一个囊壁和陷入囊腔中的单独一个头节所组成的。
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- 3. Pump wear parts are mainly drive shaft and bushing, passive gear center hole and shaft pin, pump shell lumen and gear, gear face and pump cover, etc.
- 齿轮泵的磨损部位主要有主动轴与衬套、被动齿轮中心孔与轴销、泵壳内腔与齿轮、齿轮端面与泵盖等。
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- 4. All cells touch the basement membrane but only the taller cells reach the lumen.
- 所有细胞基部均与基膜相接处，只有高的细胞顶部到达管腔表面。
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- 5. Each has an opening to the colonic lumen through a narrow neck.
- 每个憩室有一个窄的开口通向结肠腔。
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- 6. Reconnect main lumen to suction source.
- 请将主腔管道连接吸引源。
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- 7. One solution flows through the central lumen of the fibers.
- 一种溶液从纤维的中心腔流过。
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- 8. This is a normal coronary artery. The lumen is large, without any narrowing by atheromatous plaque. The muscular arterial wall is of normal proportion.
- 图示：正常冠状动脉。腔较大，不伴有动脉粥样硬化斑块引起的管腔狭窄。动脉肌层的厚度适中。
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- 9. The innermost region of cotton is called lumen .
- 棉纤维的最内层组织叫中腔。
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- 10. A lumen is a measure of the rate of emission of light energy .
- 流明是光能放射率的量度单位。
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- 11. Compared with the thyroid gland of grey mullet, the endostyle of amphioxus is primitive. It is an open groove and has lots of cillia adjacent to the pharynx lumen.
- 与鲻鱼甲状腺相比，文昌鱼内柱的结构更为原始，仅是部分区带演变为甲状腺激素分泌细胞，而其余区带仍与摄食相关。
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- 12. Note the epithelial cells lining the lumen demonstrate apocrine secretion with snouting, or cytoplasmic extrusions, into the lumen.
- 值得注意的是排成管腔的上皮细胞显示了分泌物进入管腔的顶浆分泌或细胞质分泌。
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- 13. The reverse of lumen part is different from outline, such as collect data method, treat with point, pick up feature point and curve fitting.
- 曲面内腔类零件的反求有别于轮廓外形的反求，主要体现在数据采集的方法，点云的处理，特征点的提取以及曲线的拟合。
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- 14. The space between the spikes in the male accessory gland had inclusion. Many rough endoplasmic reticulum, mitochondrium and lysosome existed in the secretory cell of gland lumen.
- 雄性附腺表面的刺突间有内含物，腺管中分泌细胞中含有丰富的粗面内质网、线粒体、溶酶体，同样表明蛋白质分泌功能较强。
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- 15. There is extensive calcification, especially at the right where the lumen is narrowed.
- 冠状动脉表面严重受累，发生了广泛的钙化，尤其是在右边内腔狭窄的部分。
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- 16. The arterial wall is undergoing necrosis, and there is thrombus formation in the lumen.
- 动脉壁逐渐坏死，血管腔内有血栓形成。
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- 17. The conical configuration of the appendix makes obstruction of the lumen unlikely.
- 阑尾呈圆锥形，不易造成腔内梗阻。
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- 18. The lumen of the acinus is small and narrow, but that of the alveolus is large and distended.
- 单腺泡腔小而狭窄，但肺泡的腔却大而膨满。
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- 19. This is coronary atherosclerosis with the complication of hemorrhage into atheromatous plaque, seen here in the center of the photograph. Such hemorrhage acutely may narrow the arterial lumen.
- 图片中央显示冠状动脉粥样硬化合并粥样斑块内出血，出血使得动脉管腔明显狭窄。
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- 20. Reheating Furnace of Jigang Plate Mill, the author bring forward a new arithmetic on the size of regenerative burner lumen base on the small ball in equivalent model.
- 在济钢中板厂3#加热炉设计中，提出了基于当量小球模型蓄热烧嘴内腔尺寸的新算法，并据此对烧嘴进行了结构优化设计，经使用获得了良好的效果。
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- 21. Valve on several holes and lumen, reaching down pressure self-balancing.
- 阀瓣有数个孔和上腔相通，达到上下压力自平衡。
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- 22. At high magnification, the dark red thrombus is apparent in the lumen of the coronary. The yellow tan plaques of atheroma narrow this coronary significantly, and the thrombus occludes it completely.
- 放大后可见冠状动脉管腔内的暗红色血栓较明显，粥瘤的黄褐色斑块使得冠状动脉明显狭窄，并且血栓完全阻塞了管腔。
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- 23. This high lumen density allows lighting manufacturers to deliver the performance of a 70W ceramic metal halide (CMH) PAR38 lamp through a much smaller PAR20-size optic using 43 percent less power.
- 这种高流明密度允许照明设备制造商通过使用更少的43％的功耗更小的PAR20尺寸光纤提供一个70W陶瓷金卤灯（CMH）PAR38灯的性能。
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- 24. The intimal tear would have been at the left. This creates a "double lumen" to the aorta.
- 左边的内膜已经破裂，使得主动脉形成了一个“双管腔”。
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- 25. This microscopic cross section of the aorta demonstrates a red blood clot that is compressing the aortic lumen.
- 镜下主动脉切面中的红色血块表示缩小的主动脉夹层。
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- 26. This is a carcinoid tumor. Most benign tumors are incidental submucosal lesions, though rarely they can be large enough to obstruct the lumen.
- 虽然，良性肿瘤很少大到阻塞肠腔，但很多有黏膜下层破坏。
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- 27. Bronchiectasiss is a chronic disease of purulent bronchial and adjacent lung tissue, the organizational structure of the bronchial wall damage, leading to its lumen expansion deformation.
- 支气管扩张是支气管及邻近肺组织的慢性化脓性疾病，使支气管管壁的组织结构受到破坏，导致其管腔扩张变形。
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- 28. The thrombus occludes the lumen and produces ischemia and/or infarction of the myocardium.
- 血栓使冠脉腔闭塞，引起缺血和（或）心肌梗死。
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- 29. Compared with groups of A and C, the media thickness of aorta was thinner, lumen diameter of aorta was enlarged and the ratio of media thickness to lumen diameter was decreased in group B(P
- 与A、C组比较，B组大鼠主动脉中膜厚度变薄、内径增大，且主动脉中膜厚度/血管内径比值减小（P〈0.05）。
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- 30. Compared with groups of A and C, the media thickness of aorta was thinner, lumen diameter of aorta was enlarged and the ratio of media thickness to lumen diameter was decreased in group B(P
- 与A、C组比较，B组大鼠主动脉中膜厚度变薄、内径增大，且主动脉中膜厚度/血管内径比值减小（P〈0.05）。
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- 31. The conical configuration of the appendix makes obstruction of the lumen unlikely.
- 阑尾呈圆锥形，不易造成腔内梗阻。
-- 来源 -- 英汉 - 辞典例句
- 32. A lumen is a measure of the rate of emission of light energy.
- 流明是光能放射率的量度单位。
-- 来源 -- 英汉 - 辞典例句
- 33. The innermost region of cotton is called lumen.
- 棉纤维的最内层组织叫中腔。
-- 来源 -- 英汉 - 辞典例句
- 34. One solution flows through the central lumen of the fibers.
- 一种溶液从纤维的中心腔流过。
-- 来源 -- 英汉 - 辞典例句
- 35. Reconnect main lumen to suction source.
- 请将主腔管道连接吸引源。
-- 来源 -- 英汉 - 辞典例句
- 36. Each cysticercus consists of a cyst wall and a single scolex invaginated into the lumen.
- 每一个囊尾蚴是由一个囊壁和陷入囊腔中的单独一个头节所组成的。
-- 来源 -- 英汉 - 辞典例句
- 37. The lumen of the acinus is small and narrow, but that of the alveolus is large and distended.
- 单腺泡腔小而狭窄，但肺泡的腔却大而膨满。
-- 来源 -- 英汉 - 辞典例句
- 38. The lumen of the acinus is small and narrow, but that of the valveolus is large and distended.
- 单腺泡腔小而狭窄，但小泡状腺的腔却大而膨满。
-- 来源 -- 英汉 - 辞典例句
- 39. RETURNING AT NIGHT TO LUMEN MOUNTAIN
- 夜归鹿门山歌
-- 来源 -- 英汉 - 翻译样例 - 文学
- 40. An older unit, the lumen per square foot, or foot-candle, has become obsolete.
- 一种较老的单位是每平方米英尺的流明数，即英寸烛光，这种单位已经废除。
-- 来源 -- 英汉 - 辞典例句
美：['lumɛn]