軸原纖維 的英文怎麼說

中文拼音 [zhóuyuánxiānwéi]
軸原纖維 英文
axial fibril
  • : 軸Ⅰ名詞1. (圓柱形的零件) axle; shaft 2. (對稱部分的直線) axis 3. (圓柱形的纏繞器物) roller; spool Ⅱ量詞(用於纏在軸上的線以及裝裱帶軸子的字畫)
  • : Ⅰ形容詞1 (最初的; 原來的) primary; original; former 2 (沒有加工的) unprocessed; raw Ⅱ動詞(原...
  • : 纖形容詞(細小) fine; minute
  • : Ⅰ動詞1 (連接) tie up; hold together; link 2 (保持; 保全) maintain; safeguard; preserve; keep ...
  • 纖維 : fibre; staple; filamentary
  1. The degrees of crystallinity of pure ptfe under the different conditions of water cooling, air cooling and furnace - varying cooling were made comparison by xrd. the thermal stability of pure ptfe and solid lubricant was analyzed by dsc - tg ; the composition and valence state of elements in the surface of carbon fiber, solid lubricant before and after friction test and lubricant transfer film were characterized by xps ; the frictional property of solid lubricant was tested by pin and disk test rig. the frictional wear property of solid lubricant between embedded bearing sleeve and steel axle friction pair ring was tested by special simulate test machine, the hardness of solid lubricant was tested by pm ; the compression strength of solid lubricant was tested by material test machine

    用sem表徵料微觀結構、摩擦表面及潤滑轉移膜表面形貌:用xrd進行料物相分析,及比較水冷卻、空氣冷卻、隨爐冷卻三種工藝條件下的純聚四氟乙烯樹脂的結晶度;用dsc - tg分析純聚四氟乙烯樹脂及固體潤滑劑的熱穩定性;用xps表徵碳表面、固體潤滑劑摩擦前後表面、潤滑轉移膜表面的元素組成、價態變化;用銷盤式摩擦磨損試驗機對固體潤滑劑進行摩擦性能測試;採用專用的臺架模擬試驗機對固體潤滑劑鑲嵌承套與鋼摩擦副間的摩擦磨損性能進行測定;用萊次偏光顯微鏡( pm )測試固體潤滑劑的硬度;用材料試驗機測試固體潤滑劑的抗壓強度等。
  2. The results indicated that the dimension, shape and purity of base material could meet the functional demand of solid lubricant ; the thermal decomposition temperature of ptfe resin exceeds 400 c, but organic and inorganic packing filler added in ptfe made the water absorption rate of composite material increased, melting temperature and decomposition temperature decreased, in the meanwhile oxidative decomposition reaction was accompanied ; polar groups such as c = o, c - o - c and so on in the carbon fiber surface is advantageous to increase compatibility with other components and interlayer shearing strength ; uniform design experimental method could help to find the relationship between formula and frictional property by relatively small tests. the developing trend of each formula ' s friction coefficient could be showed by fitting curve ; the friction coefficient with no copper powder or graphite in formula was relatively big. this fact showed that copper powder and graphite should be used cooperatively ; it was found that when the ratio of copper powder to graphite by weight is 15 : 60, 30 : 30 - 40 and 60 : 15 - 30 respectively, the friction coefficient was relatively small. the degree of crystallinity of pure ptfe reached maximum by air cooling and the abrasion loss also reached maximum among three ones ; at the same time, the abrasion loss of solid lubricant sample was also the biggest among three ones ; when solid lubricant matched with 45 # steel axle or gcrl5 steel axle, lubricant transfer film could be formed on metal surface, thus direct contact between the surface of metal friction pair rings was reduced. their working life was elongated extremely ; there was mainly much graphite, a little ptff, moo3, feso4, cus and so on in lubricant transfer film

    試驗結果表明:所選料的尺寸、形狀及純度可滿足固體潤滑劑的性能要求;聚四氟乙烯樹脂熱分解溫度超過400 ,但在ptfe中加入無機填料會使復合材料吸水率提高,熔融溫度及分解溫度降低,且伴有氧化分解反應;碳表面含有c = o及c - o - c等極性基團,有利於提高其與其它組分的相容性,提高層間剪切強度;均勻設計試驗方法能夠用較少的試驗次數找出配方與摩擦性能間的關系,擬合曲線基本能表示各配方的摩擦系數發展趨勢;配方中不加銅粉或不加石墨,其摩擦系數均較高,說明銅粉和石墨應該配合使用;當銅粉15份、石墨60份時,銅粉30份、石墨30 - 40份時,銅粉60 、石墨15 - 30份時,摩擦系數均具有較低值;純聚四氟乙烯樹脂在空氣冷卻時結晶度最大,磨損量也是三者中最大的;同時,固體潤滑劑試樣在空氣冷卻時的磨損量也是三者中最大的:不論是固體潤滑劑與45 #鋼配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼配副,在金屬表面均可形成潤滑轉移膜,從而減少金屬摩擦副表面間的直接接觸,大大延長其使用壽命;轉移膜中主要含有較多的石墨、少量聚四氟乙烯、 moo 。
  3. ( 1 ) systematic triaxial compression tests are made for the sand reinforced by various national geosynthetics. comprehensive investigations into the interaction characteristics are also made between sand / lime fly ash and various national geosynthetics by direct shear tests and pull out tests, which can help choosing geosynthetic type and understanding the geosynthetic reinforcement mechanism ; ( 2 ) this paper is also firstly systematically presents the results of a comprehensive investigation into the interaction characteristics between lime fly ash and various national geosynthetics ; ( 3 ) by non - linear fem, the influence of the modulus of geosynthetics, the thickness of the soft ground and the width of the foundation on the effectiveness of geosynthetic reinforcement are also studied ; ( 4 ) the main conclusions are as followed : ( geotextiles are likely to be suited for projects allowing high displacement, polyester warp knitting geogrids and oriented geogrids for projects allowing medium displacement, glass fiber geogrids for projects allowing low displacement and geonets for secondary projects. ( the confining effect of fill material to act on different kinds of geosynthetics varies largely, which must be considered

    ( 1 )本文利用三壓縮試驗,比較各種國產土工合成材料對砂土的加筋效果;利用直剪試驗和拉拔試驗,比較各種國產土工合成材料與砂土或石灰粉煤灰的界面摩擦特性,深入研究土工合成材料的加筋機理,首次明確提出加筋土工合成材料的選型則; ( 2 )本文首次系統地研究了石灰粉煤灰與各種國產土工合成材料的界面摩擦特性; ( 3 )本文採用有限元法,系統研究了加筋模量、軟土地基厚度、基礎寬度等因素對土工合成材料加固軟土地基效果的影響; ( 4 )本文主要結論如下: (無紡土工織物適合用於允許大變形的加筋土工程;滌綸經編土工格柵和塑料拉伸土工格柵適合用於對變形有較嚴格要求的加筋土工程;玻璃經編土工格柵適合用於對變形有嚴格要求的加筋工程;土工網適合用於低等級的加筋土工程。
  4. On the basis of theories of physics, geometrical optics and photometry, the optical properties of collimated light beam incident upon single fiber perpendicular to the fiber axis are studied. by exploring the behaviors of reflected light and transmitted light from single fiber, the distribution of the light is described and the proportionalities between the intensity of the reflected, transmitted and scatered light are obtained respectively, and the different laws governing the intensity of diffused light and transmitted light from single fiber between near and far field are discussed. experiments demonstrate that the decrease of projecting light in far field is in direct proportion for the increase of fiber diameter, which serves as the theoretical basis for a series optics equations, as well as for the designment for photoelectric deviccs for detecting fibers

    結合物理學的基本理和幾何光學的基本規律以及光度學的基礎理論等三方面,研究了單在平行均勻光束垂入射時的光學性質.分析了單反光和透光的特徵,光強分佈及反射光、透射光和散射光的相對大小;討論了在近場和遠場條件下,漫反射光和透射光光強的不同規律;通過實驗驗證了遠場時,的漫射光強度與直徑成正比的關系
  5. When draw down ratio was greater than 1, the dope thread in the air gap was axially drawn with the rising of orientation degree so the fiber tenacity was strengthened

    在噴頭拉伸比大於1的情況下,液細流在空氣層中得到向拉伸,加大了初生的取向度,所以強度得到加強。
  6. The metastable austenitic phase of s s fiber at the interface of the fiber / cu composite would turn back to equilibrium with the interfacial energy and inter stain inducing, when the cu films were separated from s s fiber. so the magnetism value of the s s fiber declined. the information of grain - orientation at the interface of the fiber / cu composite can serve as a mechanism responsible for its declining coercivity, and a part of cu elements diffused into s s fibers

    不銹鋼銅復合體去除銅層后,有的界面能及應力下降,使得界面處弱磁性的部分亞穩奧氏體,恢復到平衡態,它們對樣品s測試結果不再有貢獻;不銹鋼銅復合體中,處于界面處的晶粒具有很強的向取向排列,當晶粒取向性減弱,磁疇轉動的阻力增加,磁體的矯頑力上升。
  7. Chapter 6 discusses post processing of fiber paths and collision control during winding, proposes mathematical principles and detail algorithm of generating machine paths. finally, examples of elbow fabrication are shown in chapter 7 to prove the reliability of this system

    第六章討論了纏繞彎管cam ? ?路徑后處理,研究了纏繞機加工彎管時各運動之間的碰撞控制和束扭曲問題,給出了生成機器路徑的數學理;建立了計算機器路徑的方程組,並給出了脫機生成機器路徑的具體演算法。
  8. It is proved that round - section fiber has descartes rays, and its principle and characteristics are similar to the water drops producing the rainbow in the sun

    結果表明,透明圓形截面在垂直光線照射時有笛卡爾線產生,其理與水珠在光照射時虹產生的理相似。
  9. At present, there is no cad / cam software for non - axisymmetric filament winding in china. this paper researches into method to design fiber paths of non - axisymmetric filament winding, generalizes splines in traditional cagd, successfully applies them to the fiber path design of winding elbows, presents mathematical principles and methods of winding elbows, and develops a cad / cam system for elbow fabrication

    本文研究了非對稱纏繞的路徑設計方法,推廣了傳統cagd中的樣條技術,並成功地應用於纏繞彎管的路徑設計中;提出了復合材料彎管的纏繞數學理和方法,並研製開發了一套纏繞彎管cad cam系統。
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