表面積 的英文怎麼說

中文拼音 [biǎomiànjī]
表面積 英文
superficial area
  • 表 : Ⅰ名詞1 （外面;外表） outside; surface; external 2 （中表親戚） the relationship between the child...
  • 面 : Ⅰ名詞1 （頭的前部; 臉） face 2 （物體的表面） surface; top 3 （外露的一層或正面） outside; the ri...
  • 積 : Ⅰ動詞（積累） amass; store up; accumulate Ⅱ形容詞（長時間積累下來的） long standing; long pending...
  • 表面 : surface; superficies; boundary; face; rind; sheet; skin; outside; appearance
  1. The catalyst vendors came out with a catalyst incorporating a low surface area, high purity alumina carrier.

    催化劑出售商供應了一種具有表面積小，純度高的氧化鋁載體催化劑。
  2. Method for specific surface area of chrysotile asbestos

    溫石棉比表面積測定方法
  3. Testing method for specific surface of cement - blaine method

    水泥比表面積測定方法
  4. It focuses on the theory of the mineral functional materials " improving the anti - chloride permeability and the chloride binding. the main achievements of this article include : 1 ) use the technology of xrd, sem, bet, laser particle size distributor etc to test the component, the construction, particle size distributor, specific surface etc of micro - silica, ultra - fined slag, high quality fly ash, meta - kaolin clay, four types of the mineral functional material, theoretically analysis the functions which the four mineral functional minerals act on cement concrete, namely pozzolanicity effect, filling effect, micro - aggregate effect, surface adsorption effect and so bring into play the affect of plastification, lowing of temperature, reinforcement, improvement of durability. base on this analysis we can conclude that the proper diameter of the mineral functional material is 5 m - 15 m, that is blain fineness 4500cm2 / g - 7500cm2 / g

    本論文的主要成果包括以下幾個方面： （ 1 ）採用xrd 、 sem 、 bet 、激光粒度分析儀等多種測試手段，探明了以硅灰，超細磨粒化高爐礦渣，優質粉煤灰及偏高嶺土超細粉等4種超細礦物功能材料的組成、結構、粒度分佈、比表面積等基本性質；從理論上分析了礦物功能材料在混凝土中的4種效應，即火山灰效應、填充密實效應、微集料效應、表面吸附效應，並由此發揮出增塑、溫峰削減（降熱） ，增強及耐久性改善等作用；通過相關理論分析，推導出礦物功能材料的合理粒徑范圍在5 m 15 m ，即勃氏比表面積為4500cm ~ 2 g 7500cm ~ 2 g 。
  5. There are inherent difficulties in selecting any method as a standard for catalytic surface area determinations.

    要選定一種測定催化劑表面積的標準方法具有其特有的困難。
  6. Hydrogen and co have both been used for estimation of noble metal surface areas.

    和CO都已用來測定貴金屬的表面積。
  7. The single function of biological reaction filler had been applied widely, which merely supplied the reaction place and the large amounts of microbe for biological reactor, though it had the large specific area and the surface character suitable for conglutinating microbe

    目前應用的生物反應填料作用單一，只是通過較大的比表面積和宜於生物附著的表面性質，為生物反應裝置提供較高的生物量及為生物反應提供場所，但不能為生物反應裝置創造良好的傳質擴散條件。
  8. In accordance with the surface area of the piston, the force acting on it is transferred to the hydraulic fluid and from there via the connecting tube to the measuring instrument

    根據活塞的表面積，作用在活塞上的力傳遞到液壓油，然後從那裡通過連接管到達測量儀器。
  9. In accordance with the surface area of the piston the force acting on it is transferred to the hydraulic fluid and from there via the connecting tube to the measuring instrument

    根據活塞的表面積的大小，作用在活塞上的力轉移到液壓油，然後從那裡通過連接管到達測量儀器。
  10. Crista ( pl. cristae ) the structure formed by folding of the inner mitochondrial membrane, giving a large surface area for electron transport

    嵴（嵴膜） ：線粒體內膜向內室褶疊形成的結構，可以為電子傳遞提供更大的表面積。
  11. Demonstsatos for showing the edge liness and the area of the cuboid

    長方體棱長與表面積演示器
  12. The method of obtaining high concentration of na2feo4 solution by quick electrolysis mainly contains four aspects : adoption of either a diaphragm or an ionic membrane electrolytic cell in which a thin anodic cell lying between the two cathodes, ( 2 ) using an iron anode that has larger specific surface area, ( 3 ) keeping suitable concentration of naoh in the anodic cell, adoption of lower current density and higher electrolyzing speed. the practical technique parameters follow a s below : the naoh solution of 14 - 16mol / l, the temperature of 303 - 308k, the surface anodic current density of 300a / m2, the unit electrolyzing speed of efficiency larger than 6. 0a / l

    快速電解獲取高濃度na _ 2feo _ 4溶液的方法，主要包括四個方面：採用兩陰極室夾一厚度較小的陽極室的隔膜（或離子膜）電解槽；使用比表面積較大的鐵網陽極；保持陽極室中有適宜濃度的濃naoh溶液；採用較低的電流密度和較高的電解速度。具體工藝參數是： 14 16mol / lnaoh溶液、溫度303 308k 、表觀陽極電流密度300a m ~ 2 、有效單位電解速度6 . 0a / l 。
  13. The structures and characteristics of several graphite samples are measured by means of powder x - ray diffraction ( xrd ), brunauer - emmer - teller ( bet ) surface area measurement, inductively coupled plasma ( icp ) spectroscopy, particle size analysis and electrochemical measurements. the effects of origin, structure, impurity, particle size, specific surface area of carbon materials on the electrochemical characteristics are studied. a synthetic graphite with abundant resources, low cost and favorable performance is determined as the raw material for modification of graphite

    採用xrd 、 bet 、 icp 、激光粒徑分析及電化學性能測試等方法，對國內外多種典型石墨樣品的結構與性能進行比較，研究石墨材料的來源、晶體結構、雜質含量、顆粒大小、比表面積等因素對其充放電性能的影響，確定一種性能較好、價格低廉、來源廣泛的普通人造石墨粉作為熱處理與摻雜改性、以及復合結構炭材料研究的原材料。
  14. Attempt was made to determine sorption solely on the external surface by extrapolating the sorption isotherms to zero time.

    有人設法使吸收只限於表面積上，即按吸收等溫線在時間接近零時所測定的數值。
  15. For same mineral, desorption of 125i " on it was weaker than 125io3 ", and sorption of 125i i25io3 " on galenite is irreversible. apparent diffusion coefficient da of 125i " in the mixed material were determined by the pass - through diffusion way, da values under atmosphere was given : da = 7. 29x10 - 12m2 ? s - 1

    大氣條件下，隨體系固液比的減小，固相的量相對在下降， 125i -在礦物材料上的kd值減小；隨材料粒度的減小，材料的比表面積增加， 125i -在礦物材料上的kd值有所增加。
  16. In addition, it had been investigated in extenso how the specific area and pore size affected the capacitance values and characteristics

    本文還對比表面積及材料孔徑如何影響電容大小及性質方面進行了較為詳細的探討。
  17. The surface area of crystalline clay minerals is highly dependent on the extent of lattice expansion.

    結晶粘土礦物的表面積主要依賴于晶格膨脹的程度。
  18. The carbon nanotubes ( cnts ) are attractive materials for electrodes of supercapacitors due to their superb characteristics : chemical stability, low mass density, low resistivity, and large specific surface area

    納米碳管導電性好、比表面積大、微孔集中在一定范圍內，從理論上講是製作超級電容器的理想材料。
  19. The minuscule pores keep the thinly spread catalyst in place and create the large surface area needed to break down the fuel effectively

    這些極小的小孔使分佈稀薄的催化劑保持在原位上，並且能留出有效分解這種燃料所需的盡量大的表面積。
  20. The major function of having precious metals coated with carriers is that it can provide with larger touchable square measure. therefore, it can provide the largest surface square measure and held - up time. equilibrium tight intensity can provide gas with good mixable degree and even step - down in order not to cause slanting flow

    將貴金屬披覆于擔體上，主要功能為提供較大的接觸面積，因此可提供最大的表面積及滯留時間，均衡的緊密度可提供氣體好的混合程度及均勻的壓降，不致造成偏流。
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