離子氮 的英文怎麼說

中文拼音 [lízidàn]
離子氮 英文
new technology of ionitro-carbon-titanizing
  • 離 : Ⅰ動詞1 （離開） leave; part from; be away from; separate 2 （背離） go against 3 （缺少） dispens...
  • 子 : 子Ⅰ名詞1 （兒子） son 2 （人的通稱） person 3 （古代特指有學問的男人） ancient title of respect f...
  • 氮 : 名詞[化學] nitrogen （7號元素, 符號n）
  • 離子 : [物理學] ion
  1. The results showed that the mean proportion of polymorphic loci ( ppb ) of anabasis aphylla, which comprised 3 subpopulations ( 58 individuals sampled ), generated by 16 primers was 94. 56 %, the value of ppb of ceratocarpus arenarius, which had 4 subpopulations ( 80 individuals sampled ), using 16 primers was 98. 00 %. the paper had proved that the higher genetic diversity and the genetic differentiation existed in the populations of boih anabasis aphylla and ceratocarpus arenarius, while the latter had much more genetic diversity than the former. moreover, the study discussed the shannon information index and nei ' s gene diversity index of the two species natural populations, which indicated that there were more genetic variations within the subpopu

    另外，通過rapd資料的聚類分析及相關性分析研究，發現無葉假木賊和角果藜自然種群的遺傳結構與綠洲沙漠過渡帶的微生境生態因子（主要是土壤因子）相關，其中無葉假木賊亞種群遺傳多樣性水平不僅與土壤含水量（ w ） 、鉀鈉離子濃度（ k + na ）和氯離子濃度（ cl ）呈顯著的正相關（ p 0 . 05 ） ，還與土壤中有機質（ som ） 、全氮（ nt ）和全磷（ pt ）含量呈顯著的負相關；同時，角果藜種群的遺傳多樣性水平與土壤中有機質（ som ）和全氮（ nt ）含量呈顯著的正相關，而與co _ 3 ~ （ 2 - ）濃度呈顯著的負相關；除此之外，其它土壤生態因子與兩物種遺傳多樣性水平的相關性均不顯著（卜0 . 05 ） 。
  2. Study on extraction separation rare metal ions by using a polymeric azo reagent

    聚合偶氮試劑萃取稀有金屬離子的研究
  3. Ionized nitrogen molecules issued purple and blue light

    電離的氮分子則發出紫藍色的光。
  4. Study on synthesis and anion recognition of a novel tetraamide calix 4 crown

    氮雜冠醚的合成及陰離子識別研究
  5. Synthesis and anion recognition properties of two novel tetraamide calix 4 crowns for optical anion sensor

    氮雜冠醚的合成及對陰離子的光化學傳感性質研究
  6. Nitridation of large silicon surfaces at low temperatures by electron cyclotron resonance plasma

    等離子體對硅表面的低溫大面積氮化
  7. Hydrogenated amorphous silicon nitride ( a - sinx : h ) films have been deposited by helicon wave plasma enhanced chemical vapor deposition ( hwp - cvd ), the effect of sih4 / n2 rate on the properties of the samples is systematically studied, and the critical experiment condition is obtained under which a - sinx : h films with different compositions are deposited

    本工作採用螺旋波等離子體化學氣相沉積（ hwp - cvd ）方法制備了氫化非晶氮化硅（ a - sin _ x ： h ）薄膜，系統地研究了不同反應氣體配比對薄膜特性的影響，得到了沉積不同組分a - sin _ x ： h的典型實驗條件。
  8. Intervention effects of yuxianling on calcium ion of hexamethylenetetramine igniting rats

    愈癇靈對戊四氮點燃癲癇大鼠鈣離子的干預作用
  9. The pertinent research work has been carried out as follows : the transparent nano - tio2 films on soda - lime glass substrates were obtained by sol - gel process. the precursor of nano - tio2 film was ti ( oc4h9 ) 4 and the menstruum was c2h5oh. the preparation conditions which were effecting the nano - tio2 quality were researched

    本文主要就納米tio _ 2薄膜的制備、探索用ecr氮等離子納米tio _ 2的摻雜改性等開展了如下的工作：本文採用溶膠?凝膠法，以鈦酸丁醋做前驅體、無水乙醇做溶劑，水解制備溶膠，然後通過提拉法制備納米tio _ 2薄膜。
  10. Microanalyses of n implanted tungsten

    氮離子注入鎢的微觀分析
  11. Synthesis of 1 - 2 - naphthol - 4 - sulfonic acid - 3 - 4 - phenylazophenyl triazene and study on its color reaction with anionic surfactants

    三氮烯合成及與陰離子表面活性劑的顯色反應
  12. Plasma nitriding of h13 steel aluminum die - casting dies

    13鋼鋁合金壓鑄模的離子氮化
  13. Pulse glow ion nitrogen furnace

    脈沖式輝光離子氮化爐
  14. Dc glow ion nitrogen furnace

    直流式輝光離子氮化爐
  15. Reformation of ld3 - 200 1000 type glow ion nitriding furnace

    1000型輝光離子氮化爐的改造
  16. Ion nitriding furnace 1200 1600

    離子氮化爐
  17. Abstract : the paper analyzes the wear resistance and anti - adhesion of 20 and 45 steel formed in austenitic ion - nitrocarburising and comparisons to the general ion - nitrocarburising. the experiment shows that austenitization - nitrocarburising can be carried out at 590 700, its wear resistance and anti - adhesion is the best at 630 ， the worst at 660 and anti - adhesion is the best at 630 ， the worst at 660 and the mediate at 570 600. with the help of raising processing temperature properly and speeding up the process the wear behavior can be improved

    文摘:研究20鋼、 45鋼經奧氏體離子氮碳共滲后的耐磨性和抗咬合性，並與普通離子氮碳共滲后的作了比較，試驗表明:在570 700范圍內進行離子氮碳共滲后，其耐磨性和抗咬合性以630處理時為最佳， 660處理時最差，而570 600處理時則介於兩者之間，通過適當提高共滲溫度，再提高滲速，從而縮短共滲時間的同時，可以提高耐磨損性能。
  18. The thesis focuses on the manufacture practice and the characteristic of ionic nitriding. the emphasis is placed on the research of plasma nitriding principle, nitriding technics and operation, test on the microstructure and performance of the nitrification layer

    該課題著力于生產實踐，圍繞離子氮化技術特點，注重理論聯系實踐，介紹了等離子滲氮原理、滲氮工藝和操作、離子滲氮層組織性能的檢測。
  19. The research field of this thesis belongs to heat treatment in metal materials. ionic nitriding is a universal applied technique, which involves lots of marginal subjects such as discharge physics, vacuum, chemistry, electronics and materials science

    該課題屬于金屬材料熱處理領域，離子氮化是一門綜合性的應用技術，涉及到了放電物理、真空、化學、電子學、材料科學等多門邊緣學科。
  20. The company deals with the heat treatment processing of various specification, type and kind of ferrous nonferrous metal, including anneal, quenching, hardening tempering, carburizing, solid solution, aging, vacuum heat treatment, high frequency treatment, blueing, nitriding and ion nitriding etc, the annual capacity of which is more than 18, 000t

    我公司可以承攬各種規格型號品種的黑色金屬有色金屬熱處理加工業務，包括：退火正火回火淬火調質滲碳固溶時效真空熱處理高頻處理發藍氮化離子氮化等。年加工能力22000餘噸，年加工產量出口佔70 % 。
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