次石墨 的英文怎麼說

中文拼音 [dàn]
次石墨 英文
graphitoid
  • : Ⅰ名詞1 (次序; 等第) order; sequence 2 [書面語] (出外遠行時停留的處所) stopping place on a jou...
  • : 石量詞(容量單位, 十斗為一石) dan, a unit of dry measure for grain (= l00 sheng)
  • : Ⅰ名詞1 (寫字繪畫的用品) china [chinese] ink; ink cake; ink stick2 (寫字、繪畫或印刷用的顏料) ...
  • 石墨 : black lead; graphite: [礦]plumbago石墨棒 graphite rod; 石墨電極 graphite electrode; 石墨潤滑劑 aq...
  1. The very low electrode potential of lig is an another important reason for the good electrochemical performance of li - ion secondary batteries

    嵌鋰大量用做鋰離子二電池另一個重要原因就是嵌鋰具有非常低的電極電位。
  2. The chemical compositions of sei films formed on the interfaces of a3000 samples in different electrolytes during the first charging process are mainly li2co3 and lioco2r, but their textures are different. the sei films formed in ec - based electrolytes are thin and compact, which can prevent the solvated lithium ions from cointercalating between two graphene layers of the graphite crystallites effectively, therefore samples a3000 have small irreversible capacities and good compatibilities with this kinds of electrolytes. however, the sei films formed in pc - based electrolytes are thick but defective, which could not effectively prevent solvated lithium ions from intercalation, therefore sample a3000 shows large irreversible capacities in pc - based electrolytes and bad compatibilities with this kind of electrolytes

    A _ ( 3000 )試樣在六種不同的電解液中,首充電過程中所形成的sei膜,其化學組分均為碳酸鋰和烷基碳酸鋰,但在ec基電解液中形成的sei膜薄而緻密,可以有效地阻止溶劑化鋰離子插入層間,不可逆容量少,表現出與a _ ( 3000 )試樣有良好的相容性;在pc基電解液中形成的sei膜厚,且有缺陷,不能有效地阻止溶劑化鋰離子嵌入試樣中微晶的層間,不可逆容量大,與a _ ( 3000 )試樣的相容性極差。
  3. And some fabulous new samples of green fluorite on sphalerite and galena from naica, mexico, which were collected some time this year - here evan is holding one of the best examples of this new find

    還有一些新標本的如來自於西哥奈卡的閃鋅礦和方鉛礦上共生綠色螢,這是今年的熱門收藏,埃文在此展會上最好的一批中淘到了一個。
  4. 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:所選原料的尺寸、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;碳纖維表面含有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,其摩擦系數均較高,說明銅粉和應該配合使用;當銅粉15份、60份時,銅粉30份、30 - 40份時,銅粉60 、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 #鋼軸配副或是固體潤滑劑鑲嵌入銅套后與gcr15鋼軸配副,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、少量聚四氟乙烯、 moo 。
  5. The graphitized cathode block samples have been trial - produced using high quality eca ( electrically calcined anthracite ) rationed petroleum coke and pitch coke and quantitative pitch used as raw materials by the conventional carbon technics concluding moulding, baking, high pressure impregmating, after - baking and graphitization

    摘要選取優質電煅無煙煤,分別配以一定比例的油焦和瀝青焦作為骨料,與煤瀝青混合后按照模壓成型、焙燒、高壓浸漬、二焙燒和化等常規炭素製品生產工藝流程制備化陰極材料試樣。
  6. The 150 works in this catalogue are by 129 well - known artists, including princes and officials such as yongxing and yinghe ; calligraphers who specialized in model - books such as liu yong and wang wenzhi ; those renowned for seal script and clerical script such as deng shiru and yi bingshou ; and those who specialized in stelae studies such as he shaoji and kang youwei. painters such as gao fenghan and fei danxu and seal - carvers such as huang yi and huang shiling are also represented here

    展出共129位名家作品,包括王侯貴胄永? 、英和;帖學名家劉墉、王文治;篆隸書家鄧如、伊秉綬;碑學大師何紹基、康有為;畫家高鳳翰、費丹旭;篆刻家黃易、黃士陵等的跡,從多個角度說明清代書法藝術的面貌。
  7. The special high - purified graphite is one kind of product specially processed which is characterized in low mo and fe to be the superior materials for mercury - free alkali high - energy battery

    特種高純是一種經特殊加工工藝處理后的產品,其特點是低鉬、低鐵,是生產綠色無汞堿性一高能電池的優質原料。
  8. Abstract : owing to the defects in high cost and short life of the copper contact shoes on electric arc furnace, it was redesigned and replaced with graphite contact shoes. by using it to a 6. 3mva electric arc furnace, result shows that the operating life is longer and the furnace hot ? down time is decreased obviously. operating cost reduced greately

    文摘:針對電爐銅頭電瓦成本高、壽命短的缺陷,對其重新設計改造,以導電瓦代替銅頭導電瓦,並應用在6 . 3mva電爐上,結果其使用壽命長,爐子熱停數顯著減少,生產成本大幅度降低。
  9. In order to avoid eutectic carbide, improve nodularity, increase nodule count and increase mechanical properties, three times of inoculations were adopted in the centrifugally cast nodular iron pipes production : a ) inoculation in ladle ; 2 ) pouring stream inoculation ; 3 ) in - mold inoculation

    摘要在離心鑄造球鑄鐵管生產中,為防止共晶滲碳體析出,改善球化,增加球數,提高力學性能,採用了三孕育: ( 1 )包內孕育; ( 2 )澆注時隨流孕育; ( 3 )型內孕育。
  10. Cyclic voltammetry ( cv ) and charge - discharge analysis also indicated that the full sei film formed on the surface of the mesocarbon microbead ( mcmb ) anode material in the first cycle

    循環伏安和充放電研究進一步表明,介穩相碳微球負極材料表面在首充放電過程中就形成了完整的sei膜。
  11. Composite materials prepared by phenol resin coating on natural flake graphite and their use and performance as carbon anode materials in lithium ion secondary batteries

    酚醛樹脂包覆作為鋰離子二電池炭負極材料的研究
  12. In addition, the coverage and number of carbon layers in cca can be easily controlled by changing the sucrose content in the precursors and the impregnation times

    在這種復合材料中,碳層厚度可控制為一個單層的厚度,且碳的覆蓋度及層數可以通過改變浸漬的蔗糖量及浸漬數來進行調控。
  13. Energetic materials for defense. physico - chemical analysis and properties. determination of graphite content in secondary explosives by extraction

    國防用高能材料.物理-化學分析和特性.萃取法測定二炸藥中的含量
  14. The choices of parameters of transformer, secondary output voltage, maximum output current, capability, voltage regulating progression and step voltage are the crucial factors, which determines the degree of lw graphitization process

    內串化工藝的關鍵設備是變壓器,變壓器的參數:二輸出電壓、最大輸出電流、容量、調壓級數、級差電壓選擇的合理與否,決定了內串化工藝水平的高與低。
  15. A rocky hill south of mexico city, mexico. it was the site of a major american victory ( september12 - 13, 1847 ) during the mexican war

    查普特比山西哥一巖山,位於西哥城南。是美國在西哥戰爭中一重大戰役的勝利所在地( 1847年9月12日13日)
  16. The results reveal that the observed moir patterns originate from the defects locating several layers below the surface, which presents the first experimental evidence supporting the prediction that in hopg the nanoscale electronic waves can propagate through several layers without obvious decay

    研究結果表明,莫爾圖起源於深層的缺陷,實驗結果與理論完全吻合,並且第一在實驗上證明了納米波可以穿透多層而沒有明顯衰減。
  17. Few scientists will argue that the remnants of an ancient crater, dubbed the impact basin and hundreds of kilometers, wide, exist below the surface of the gulf of mexico

    很少有科學家會懷疑,位於西哥海峽水下那個數百千米寬的隕坑就是那撞擊的遺跡。
  18. The results indicated that the electrochemical reversibility and charge / discharge efficiency on spectral pure graphite electrode are superior to that on the other two, and the possible causes of these differences are presented

    結果表明:其在光譜純電極上的電化學可逆性、充放電效率最優,處理之,而在未處理上的表現不理想。
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