copper ratio 中文意思是什麼

copper ratio 解釋
銅比
  • copper : n 1 銅;紫銅。2 銅幣,銅錢,〈pl 〉零錢。3 銅器;銅罐,銅壺,銅鍋;銅管;銅製品。4 (紫)銅色。5 ...
  • ratio : n. (pl. ratios)1. 比,比率,比值;比例;系數。2. 【經濟學】復本位制中金銀的法定比價。vt. 1. 用比例方式表達;求出…的比值;使…成比例。2. 將(相片)按比例放大或縮小。
  1. And then, metal structure with aspect ratio 30 was obtained in our laboratory. eventually, a few micro parts with high aspect ratio were fabricated by liga process under the optimum condition. there were key parts of micro thruster, netlike nickel antielectron modulator, micro copper radiator, stainless steel micro components and many filter mediums with different shapes and dimensions

    最後,我們利用liga技術加工的獨特優點,以發展其高深寬比技術的實際應用,先後製作了狹縫陣列鎳結構微推進器關鍵部件、薄壁網狀多孔鎳結構正電子慢化體、微型銅結構換熱氣和多種材料不同、尺寸各異的過濾介質,還結合利用liga技術和微細電火花技術的加工優點,製作出了不銹鋼微結構
  2. ( 3 ) cu amino acid chelate promoted spleen growth in experiment 21 - 28d, thymus " degeneration were decreased and growth of spleen were promoted by supplemental cu in diet in cu - deficient mice. ( 4 ) cu - met promoted t lymphopoiesis more efficiently, anae + t ratio and t lymphopoiesis were increased by dietary supplemental copper

    ( 3 )氨基酸螯合銅能夠促進添加銅21天- 28天小鼠的脾臟發育,給缺銅小鼠飼糧添加銅能顯著減緩小鼠胸腺退化和促進脾臟發育。
  3. Supraconductivity - part 12 : matrix to superconductor volume ratio measurement - copper to non - copper volume ratio of nb3sn composite superconducting wires

    超導性.第12部分:基體與超導體體積比的測量.鈮錫復合超導金屬線的銅對非銅體積之比
  4. Golden ratio, constant q, pure copper litz conductors from 33 awg to 7 awg

    絕佳理想的全頻域音響用導線
  5. Forth, the price ratio between the fibre and products and the copper cash and the wheat looked different in different period. while with limited documents, the ma - seed and the ma - oil can not be analyzed in concrete time, but generalized

    第四,價格問題上,麻纖維及其產品與銅錢、麥粟斛斗在不同時段內有不同的比價,而麻籽、麻油的價格因史料所限,只能大概作出討論,不能作出具體時間內的比價分析。
  6. 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石墨、少量聚四氟乙烯、 moo 。
  7. The results show that the recovery of lead, gold and silver are 93. 36 %, 91. 02 % and 69. 38 % seperately, and the recovery of copper in matte is more than 98 % when the ratio of lead concentrate to alloy is 230 %

    試驗結果表明:當鉛精礦相對合金加入比率為230 %時,鉛直收率93 . 36 % ,金和銀直收率分別為91 . 02 %和69 . 38 % ,銅在冰銅中的直收率為98 %以上。
  8. The polarization ratio, p = 0. 87, was obtained in this case. the composite film of zinc oxide and copper phthalocyanine ( cupcrn ) was prepared by modifying the surface of zinc oxide thin films with cupcrn

    同時,對氧化鋅?酞菁銅復合薄膜的熒光性能研究表明,酞菁銅的存在對氧化鋅薄膜426nm的熒光有很好的敏化作用,其偏振比為0 . 89 。
  9. The main results in this paper are as follows : ( 1 ) study on starting up performance of thermosyphon : according to the study on the states before and after starting up of thermosyphon with the various filling amount, it is considered that the phase change heat transfer inside the copper - water thermosyphon with a large ratio of length and diameter is not only influenced by the boiling degree of superheat, but also controlled by evaporation and companied with the boiling of the thin liquid film

    本文的主要研究結果為: ( 1 )熱虹吸管啟動性能的研究:通過對從不同充液量、啟動前狀態、內部汽化核心狀態對啟動的影響所進行的試驗研究,認為大長徑比的銅?水熱虹吸管管內相變不僅僅為沸騰,而是以蒸發為主,伴有薄液膜的沸騰。
  10. The results showed that the melting ratio of silica flux decreases and the complete melting time prolongs with the size of silica flux and matte grade increasing, and the effect of the blowing air and oxygen enrichment is not remarkable in the high grade copper matte converting process

    對于高品位冰銅轉爐吹煉,鼓入氣體流量和氧濃度對石英熔劑熔化率影響不顯著;熔劑粒度和冰銅品位對熔化率影響顯著,並隨著熔劑粒度和冰銅品位的增加,熔劑熔化率降低,完全熔化時間延長。
  11. Superconductivity - part 12 : matrix to superconductor volume ratio measurement ; copper to non - copper volume ration of nbsn composite superconducting wires

    超導性.第12部分:基塊超導體體積比例的測量. nbsn復合超導金屬線的銅對非銅體積比例
  12. Superconductivity - part 12 : matrix to superconductor volume ratio measurement - copper to non - copper volume ratio of nb3sn composite superconducting wires

    超導性.第12部分:基塊超導體體積比例的測量. nb3sn復合超導金屬線的銅對非銅體積比例
  13. Following the 7d, 14d, 21d, 28d feeding period, in each treatment, one mouse was killed to count the ratio of peripheral anae + t lymphocyte, serum igg content, serum cu, zn - sod activity, serum cp activity, immune organ index, copper concentration in liver and spleen

    在正式試驗期第7天、 14天、 21天、 28天,每重復選取1隻小鼠,測定外周血t淋巴細胞百分比、血清igg含量、血清銅鋅超氧化物歧化酶和銅藍蛋白活性、免疫器官指數及肝臟和脾臟銅含量。
  14. In this article, the micromorphological structure of pva - copper gradient composite film ( mpgcf ) obtained from the electrochemical reduction of a swelling cathode films ( scfs ) was studied by the scaning electronic microscope and the relationship between the micromorphological structure of the composite film and the electrochemical conditions such as the weight ratio of pva to cuc12, the material of the electrode, the concentration of the medium solution, the dring time of scf, the power voltage, the time of the electochemical reaction etc, investigated

    本文採用「溶液還原法」制備了一種新型的聚合物基金屬梯度復合材料( mpgcf ) ? pva /銅梯度復合膜。通過掃描電子顯微鏡觀察了梯度復合膜的形態結構並研究了其形態結構與電化學條件之間的關系。然後在此基礎上,探討了梯度復合膜的形態結構與力學性能之間的關系。
  15. Superconductivity - matrix to superconductor volume ratio measurement - copper to non - copper volume ratio of nb3sn composite superconducting wires

    超導性.超導體體積比測量矩陣.銅與nb3sn復合超導導線的非銅體積比
  16. Superconductivity - matrix to superconductor volume ratio measurement - copper to superconductor volume ratio of cu nb - ti composite superconductors

    超導性.超導體體積比率測量矩陣.銅與cu nb - ti復合超導體的超導體體積比率
  17. Superconductivity - part 5 : matrix to superconductor volume ratio measurement ; copper to superconductor volume ratio of cu nb - ti composite superconductors

    超導性.第5部分:超導體容量比率測量矩陣. cu nb - ti復合超導體的銅對超導容量比率
  18. On the contrary, the resistively ratio of the ndfeb permanent magnetic powders cladded by copper was lowest

    粘接ndfeb磁體的電阻率表現為ndfeb磁粉和包覆金屬層的混合電阻率。
  19. Superconductivity - part 12 : matrix to superconductor volume ratio measurement ; copper to non - copper volume ratio of nbsn composite superconducting wires iec 61788 - 12 : 2002 ; german version en 61788 - 12 : 2002

    超導性.第12部分:基塊超導體體積比例測量. nb3sn復合
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