ultrafine
adj.
极其细小的，非常细微的；
权威例句
Ultrafine metal particlesUltrafine particulate pollutants induce oxidative stress and mitochondrial damage.
Quantum size effects on photoluminescence in ultrafine Si particles
New Fe‐based soft magnetic alloys composed of ultrafine grain structure
Structure and properties of ultrafine-grained materials produced by severe plastic deformation
Ultrafine titanium dioxide particles in the absence of photoactivation can induce oxidative damage to human bronchial epithelial cel...
Extrapulmonary translocation of ultrafine carbon particles following whole-body inhalation exposure of rats.
TRANSLOCATION OF ULTRAFINE INSOLUBLE IRIDIUM PARTICLES FROM LUNG EPITHELIUM TO EXTRAPULMONARY ORGANS IS SIZE DEPENDENT BUT VERY LOW
Common mode choke cores using the new Fe‐based alloys composed of ultrafine grain structure
Size-dependent proinflammatory effects of ultrafine polystyrene particles: a role for surface area and oxidative stress in the enhan...
1. The foreground of preparation ultrafine powder by spraying drying was gived.
给出了喷雾干燥法制备超细粉末的应用前景。
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2. Ultrafine diamond (UFD) is a hybrid product of explosion mechanics and material science.
超微金刚石（UFD）是爆炸力学与材料科学相结合的产物。
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3. Ultrafine comminution is a new technology that has been developing for 20 years. It has been applied widely because of its physical and chemical characteristics.
超微粉碎技术是近20年来发展起来的一项新技术，由于其具有独特的物理和化学性质，因此被广泛应用。
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4. The project solves the technique difficulties of biomaterial connection, tube-shell mechanical strength, ultrafine kovar glass and leaking of welded joint and the problem of industrialization.
本项目克服了异材连接、管壳机械强度和可伐玻璃细与管壳焊接处漏气的工艺难点，解决了产业化技术问题。
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5. The optical relaxation is a process in which nonequilibrium electrons, excited by laser pulses and originating from near Fermi level in Cu ultrafine particles, return to the equilibrium state.
该现象是由薄膜中金属超微粒子内费米能级附近电子被飞秒激光脉冲激发所产生的非平衡态电子经历瞬态弛豫造成的。
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6. The results showed that the ultrafine particles were perovskite form crystal.
结果表明，制备的超微粒子为钙钛矿型晶体。
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7. The comminution type and technical conditions can have great impact on the length-diameter ratio of the product in preparing ultrafine needle-shaped wollastonite powder.
采用不同的粉碎方式及工艺条件制备硅灰石超细针状粉，对产物的粒度及长径比有重要的影响。
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8. By comparison, polyacrylate sodium is an optimum dispersant for ultrafine ground calcium carbonate aqueous dispersions.
通过比较选择聚丙烯酸钠为超细重质碳酸钙的最佳分散剂。
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9. Objective: To investigate effects of the mixture of ultrafine yak bone powder, casein phosphopeptide (CPP) and inulin on rat bone density and serum biochemical indexes.
目的：研究牦牛超微骨粉配以菊粉和酪蛋白磷酸肽后对大鼠骨密度及血清生化指标的影响。
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10. Based on the theoretical researches and design practice, design of the ultrafine crush classification system was put forward and its related question was researched.
在理论研究和设计实践的基础上，提出了超细粉碎旋风分级系统的设计，并对相关问题进行了研究。
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11. The existing ultrafine grinding equipment can not conform to the request of this degree of wollastonite product and have higher length-diameter ratio until optimize its operational parameter.
现有的超细粉碎设备必须优化其工作参数才能在硅灰石产品细度符合要求的同时又有较高的长径比。
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12. During the reduction process, it is possible to obtain metal with dense layer or ultrafine powder by controlling the reaction temperature and chloride concentration.
在还原过程中，控制反应温度及氯化物浓度可以获得金属致密镀层或超微粉末。
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13. The results show that this method can be used not only for ultrafine coal slime separation but also for super-clean coal production and desulfurization.
结果表明，该法既可对极细粒煤泥进行分选，又可制备洁净燃料，还可脱除单体解离的微细粒黄铁矿。
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14. Emphases studied the preparation technique of Neotype ultrafine cobalt powder and the effect of dispersants on properties.
重点研究了新型超细钴粉的制备技术及表面活性剂的作用机理和影响。
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15. The supreme problem of disk air - jet mill in ultrafine pulverization operation is lower utilization of energy.
圆盘式气流粉碎机在超细粉碎作业中最大的问题是能量利用率低。
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16. In this paper, the preparation of ultrafine powder and its prospect in application to food industry were reviewed.
本文对超微粉体的制备方法及超微粉体在食品方面的应用前景进行了综述。
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17. The paper studies the methods and reaction conditions for preparation of polymer-protected colloidal dispersions of ultrafine copper particles in the air.
探讨了在空气中制备高分子保护的铜超微粒子分散液的方法和反应条件。
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18. The preparation, types and its application in catalysis of high dispersing , supported, ultrafine particle catalysts are reviewed. The applied prospects of these catalysts is looked.
本文综述了高分散负载型超细粒子催化剂的制备及其在催化中应用的现状，展望了该类催化剂的应用前景。
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19. Ultrafine comminution technology is a high technology involved with such fields as mechanical, material and powder engineering and applied mechanics.
超细粉碎加工技术是一门涉及机械、材料、粉体工程以及力学等多学科领域的高新技术。
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20. Ultrafine grain steel can play an important role in reducing automobile production cost.
超细晶粒钢可在降低汽车制造成本方面发挥其优势。
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21. Furthermore, some new methods were applied in the reaction, for example, supercritical FT synthesis, ultrafine particle catalyst etc.
另外，一些新的反应方法和新的材料也被采用，如超临界方法及超微粒催化剂等。
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22. In this thesis, three kinds of functional ceramics with representative characters were chosen as main studying materials to investigate the preparation and application of ultrafine ceramic powders.
本论文以功能陶瓷超微细粉体的制备及应用为研究目的，选取了当今功能陶瓷领域具有代表性的三种材料为主要研究内容。
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23. In this thesis, three kinds of functional ceramics with representative characters were chosen as main studying materials to investigate the preparation and application of ultrafine ceramic powders.
本论文以功能陶瓷超微细粉体的制备及应用为研究目的，选取了当今功能陶瓷领域具有代表性的三种材料为主要研究内容。
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24. ultrafine geometry
超精细几何形状
-- 来源 -- 英汉 - 翻译参考[网络]
25. ultrafine comminution
超细粉碎
-- 来源 -- 英汉 - 短句参考
26. ultrafine grinder
超细粉碎机
-- 来源 -- 英汉 - 翻译参考[网络]
27. ultrafine particle
超细粒子
-- 来源 -- 英汉 - 翻译参考[网络]
28. Ultrafine dolomite powders was prepared with ultrafine pancake air jet mill and ultrafine classification system. The relations among operation factors were analyzed.
采用扁平式超细气流粉碎机与超细离心式空气分级机组成的闭路系统对白云石进行超细加工,分析了操作参数对产品粒径的影响。
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29. Ultrafine new materials are driving developments in communications technology, aircraft, space science, biology, energy conservation and environmental protection as well as chemical engineering itself.
超细新材料正在推动着通讯技术、航空航天科学、生物学、节能与环境保护以及化学工程本身的发展。
-- 来源 -- 英汉 - 翻译样例 - 工程
30. a major sector of ultrafine powders, the superconductor industry alone is expected to reach a volume of $ 225 billion/year by 2020.
据预测，到2020年，仅超细粉体的一个主要领域--超导工业，其产品增值额即可达2250亿美元。
-- 来源 -- 英汉 - 翻译样例 - 工程
31. ultrafine grain
超细颗粒
-- 来源 -- 英汉 - 翻译参考[网络]
32. It is becoming clear that to successfully compete in the 21st century, countries will require their chemical engineers making tremendous efforts to improve their mastery of ultrafine powders.
人们越来越清楚，要想在21世纪的竞争中获胜，世界各国都希望他们的化学工程师做出巨大的努力来加强他们在超细粉体领域的优势。
-- 来源 -- 英汉 - 翻译样例 - 工程
33. ultrafine resolution
超精细分辨力
-- 来源 -- 英汉 - 翻译参考[网络]
ultrafine
