環鈷 的英文怎麼說

中文拼音 [huán]
環鈷 英文
trephining
  • : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
  • : 名詞[化學] cobalt (27 號元素, 符號 co)
  1. Through orthogonal design experiments on synthesizing p - tert - butylcstechol from hydroquinone and isobutylene by using a new catalyst prepared from cobalt naphthenate and zinc chloride, the optimum technology parameters were obtained : mole ratio was 1 : 1. 15 for hydroquinone and isobutylene, mass ratio was 100 : 20 for hydroquinone and catalyst, and the reaction temperature was 100 5

    摘要用烷酸與氯化鋅復配的新型催化劑,以鄰苯二酚、異丁烯為原料合成對叔丁基鄰苯二酚,通過正交實驗確定的較佳工藝參數為:鄰苯二酚:異丁烯(物質的量比) 1 : 1 . 15 ,鄰苯二酚:催化劑(質量比) 100 : 20 ,烷基化反應溫度100 5 。
  2. The methods - three dimension fabric - enforced laminates, and sparse fabric - enforced laminates, layer - enforced laminates ? to enhance the interlaminar toughness of fabric - reinforced laminates were discussed in this paper. the stitching method to enhance interlaminar toughness of stitched - laminates was mainly discussed in this paper based on our research and experiment. the middle - alkali glass fabric used as enforced - material with thickness of 0. 2mm, 3 section 600 deniner kevlar yarn is used as stitching thread in this research, which improved lock stitching way and different kinds of stitching mode were adopted

    以提高層合板復合材料的層間斷裂韌性(能量釋放率)為目標,採用中堿玻璃布為增強材料,對疊層后的玻璃布,採用凱芙拉縫合線、改進的鎖型縫合方法、不同的縫合工藝進行了縫合;基體採用的是不飽和樹脂,固化劑為過氧化甲乙酮,促進劑為烷酸液;在室溫下採用真空輔助rtm ( resigntransfermolding )成型固化方法,製作了不同縫合工藝的玻璃布增強復合材料層合板。
  3. Raised, conical seat prevents solids build - up from interfering with seal. seat is hardfaced with stellite to meet severe service. alternative space age alloys are also used

    凸起的、錐形閥座避免實心顆粒淤積影響密封。閥座採用鎢鉻合金進行硬面處理,能夠經受惡劣境的考驗。也可採用航空工業用合金製作的閥座。
  4. The results show that lioh ? h2o and emd are better and cheaper materials which have no environmental pollution. it was found that the synthesis temperature were important factor. the spinel lithium manganese oxide,

    結果表明: lioh ? h _ 2o和emd是制備鋰離子電池正極材料摻錳酸鋰較好的合成原料,同時也是廉價、保的合成原料; 750 , 20h為較好的合成溫度。
  5. This approach has shown particular promise with the cobalt ( iii ) - salen - catalyzed hydrolytic kinetic resolution of chiral epoxides, a highly selective reaction of interest because of the versatility of epoxides as precursors to pharmaceutically important targets

    因為多功能性的氧化合物在醫藥上是重要目標分子的前體,這個方法在高選擇性反應- -( iii ) -沙林試劑催化的手性氧化合物的水解動力學拆分上特別引人注目。
  6. The effect of compound casting technology and compound modification on the properties of high speed steel roll collar was studied. the results showed that compound high speed steel roll collar with high and even hardness and good bond between outer and inner layers could be gained when the modified colbalt free high speed steel in outer layer and nodular iron inner layer in connection with appropriate rotational speed of centrifugal machine, pertinent pouring interval between two kinds of the melt and moderate pouring temperature as well as surface induction heat treatment were chosen. it is indicated in industrial use that the service life of compound roll collar is higher by 5 times than that of high chromium cast iron collar

    研究了離心復合鑄造工藝和復合變質處理對高速鋼輥性能的影響,結果表明,選用變質高碳無高速鋼作外層,用球鐵作內層,選擇合適的離心機轉速、兩種金屬熔液澆注間隔時間和澆注溫度,結合採用表面感應熱處理工藝,可獲得硬度高、均勻性好、內外層結合良好的高速鋼復合輥,用於工業生產其使用壽命比高鉻鑄鐵輥提高5倍以上。
  7. Standard test method for conducting cyclic potentiodynamic polarization measurements for localized corrosion susceptibility of iron -, nickel -, or cobalt - based alloys

    鐵鎳基合金的局部腐蝕敏感性的循動電勢極化強度的試驗方法
  8. The cobalt well water circulation processing devices is designed according to the national standard gb17568 - 1998, considered from the cobalt safe operation, maintains well water quality steadily, the cobalt part leakage accident emergency processing measure and so on, perfect cobalt irradiation unit

    源井水循處理器是根據國家有關標準gb17568 - 1998要求進行設計的,主要從源的安全運行、保持井水的水質穩定、應急處理元件泄漏事故措施等方面考慮,完善源輻照裝置。
  9. On the premise that the basal transducer layout was designed according to the requirements of deep - sea exploring surroundings and technology on the basis of the hardware structure and data collecting ways of interferometric sonar, the echo signal by energy relativity search is analyzed and calculated, altitude data of the tiny terrain on the seabed under real - time irradiation of ultrasonic is gained as to provide parameters of best cutting depth for intellectualization of the seabed mining vehicle timely and promptly

    摘要在相干聲納硬體結構及數據採集方式的基礎上,結合具體的深海結殼探測境和技術要求,確定了換能器基本布局,探討了信號採集與處理方法,利用能量相關搜索法對回波信號進行分析和計算,得出超聲波實時照射下的海底表面微地形高程數據,為海底采礦車智能化開采提供實時、快速的最佳切削深度參數。
  10. Spectrophotometric determination of cobalt in crude oil and cobalt naphthenate with 2 - 5 - bromo - 2 - pyridylazo - 5 - diethylaminophenol

    二乙氨基苯酚分光光度法測定原油及烷酸
  11. Manufacturer in china of 1 - aminoanthraquinone and 1 - nitroanthraquinone, used primarily as dye intermediates. also offers a pulp digestion product, magnesium sulfate, and potassium permanganate

    -生產鹽粘合劑,鎳鐵,不銹鋼帶,電解鎳,烷酸硬脂酸硼酰化癸酸,硅鐵鉬鐵鈦鐵。
  12. The test results of sub - c type showed that middle voltage is higher with 50 u m alloy particle, la - rich alloy has perfect performance at high rate, ce - rich alloy is excellent at high rate and lower temperature, low co alloy is good to decreasing middle voltage except the less recycle life. experiments about the electrolyte showe d that the performance is optimized with contents : koh 78 %, naoh 20 %, lioh 2 % and density 1. 300 g / cm3

    對貯氫合金材料粒度和成份進行了粒度分佈測試、成分分析和xrd掃描,並將材料制備成sc型電池進行大電流測試,結果顯示,合金粒度在50 m時,電池放電平臺高,富鑭合金的大電流性能好,富鈰合金有利於電池低溫高倍率放電性能,合金中含量減少雖對電池的放電平臺有利,但循壽命短。
  13. Partial substitution of manganese in lixmn204 by cobalt or lithium can reduce the fermi energy, increase the. net charge of lithium ion, and diminish the value band width, corresponding to the drop of the discharge voltage, the loss of the reversible capacity, and the improvement of the cycling performance due to increasing structural stability, respectively

    在limn2o4中摻入和用鋰離子代替16d位錳離子將使材料的費米能減小,放電電壓降低;摻雜態中部分鋰離子的凈電荷增大,鋰離子與氧離子的相互作用增強,可逆容量降低;摻雜態的價帶寬度變窄,結構的穩定性增加,從而改善循性能。
  14. Seat rings are long to compensate for temperature fluctuations and are seal - welded. seating faces are hardfaced with stellite 6, ground and lapped to mirror finish

    閥座較長,並且是密封焊接的,能夠補償溫度波動。閥座面用鎢鉻合金6硬化,研磨和層疊為鏡面光潔度。
  15. Type xgs208 160h smco rare - earth permanent magnet ring series, detail specification for

    Xgs208 160h型釤稀土永磁磁系列詳細規范
  16. The results showed that the electroless nickel plating could increase the discharge capacity, 1c discharge properties and cycle stability obviously, and could also improve the activation

    結果表明,鍍鎳能明顯提高低貯氫合金的放電容量、 1c高倍率放電性能及循穩定性,對活化性能亦有改善。
  17. Golden circle pigment chemical industry co., ltd. is one of the factories that firstly manufactured encapsulated series pigment, and is the biggest manufacturing base of the cadmium - series pigment. our products have nearly 100 varieties including coating - series pigment, cadmium - series pigment, zirconium - series pigment as well as cobalt - series

    湖南金顏料有限公司,是國內最大的生產經營硒鎘系列顏料的民營企業,是首批投產包裹系列顏料的廠家之一,同時也生產鋯系顏料系顏料等其他系列無機顏料。
  18. The lithium ion batteries which was earliest used are almost selected licoo2 as the cathode material, because co is shortage, high cost and toxity, it is necessary to find other cathode materials to replace it. respectively, ni and mn have low cost and nontoxity, therefore the cathode materials including ni and mn have attracted wide attention

    最早商品化的鋰離子電池所採用的正極材料幾乎都是licoo _ 2 ,但由於資源缺乏,價格昂貴,且對境污染嚴重,迫切需要尋找能代替licoo _ 2的正極材料,而鎳、錳價格均比便宜,資源豐富,對境污染較小,因而用鎳、錳取代的材料是具有應用前景的正極材料。
  19. A kinetic study on the axial coordination fast reaction between amino - acid compounds and macrocyclic cobalt complex

    環鈷配合物與氨基酸類物質軸向配位快速反應動力學研究
  20. A study on the thermodynamic properties of axial coordination substitution reaction of amino - acid compounds and macrocyclic cobalt complex

    環鈷配合物與氨基酸類物質的軸向配位取代反應熱力學性質研究
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