氮的作用 的英文怎麼說

中文拼音 [dàndezuòyòng]
氮的作用 英文
effect ofnitrogen
  • 氮 : 名詞[化學] nitrogen （7號元素, 符號n）
  • 的 : 4次方是 The fourth power of 2 is direction
  • 用 : Ⅰ動詞1 （使用） use; employ; apply 2 （多用於否定: 需要） need 3 （敬辭: 吃; 喝） eat; drink Ⅱ名...
  1. The role of nitrogen in compensatory growth of shrub, caragana korshinskii kom., following different clipping treatments

    氮在檸條不同刈割處理后補償生長中的作用
  2. Daw so v l, daw son t m, batley d a, et al. mechanism of nitric oxide mediated neurotoxity in primarty brain cultures [ j ]. j neurosic, 1993, 13 ( 6 ) ： 2651

    陳琳，高署，胡成穆，等.一氧化氮及一氧化氮合酶在腦缺血損傷中的作用[ j ] .安徽醫藥， 2004 ， 2 （ 8 ） ： 5
  3. Recent experiments have succeeded in obtaining oscillations from the new system, with frequencies of 66hz and 23hz for the cases with helium and nitrogen as the working fluids, respectively. the traveling wave system is expected to be one of the good candidates as a driver for pulse tube refrigerator, leading to a thermoacoustically driven pulse tube refrigerator without any moving component

    還利用deltae對環路部分進行了數值模擬分析，著重討論了系統的起振臨界溫度與臨界加熱功率、效率與加熱溫度的關系、噴射泵的作用以及不同工質（氮氣和氦氣）的比較等，得出一些有益的結論。
  4. Mycorhizae perform the function of nitrogen fixation and storage.

    菌根起著固氮和貯氮的作用。
  5. Expound the role of the legumes - root nodule bacteria nitrogen fixing system in large development of west area of china, and put forward a constructive suggestion

    摘要對豆科植物-根瘤菌共生固氮體系在西部大開發中的作用進行了論述，並提出建設性意見。
  6. Viagra ? works by potentiating no s effects on cyclic gmp in the human penis, thereby potentiating the natural erectile function

    威而鋼的作用在加強人陰莖內，氧化氮對環鳥
  7. Anaerobic ammonium oxidation ( anammox ) is a newly discovered process in nitrogen cycle in aquatic systems, and it plays a significant role in the conversion of nitrogen

    厭氧氨氧化過程是水生生態系統氮循環中的氮轉化新途徑，並在自然界氮素的轉化過程起著重要的作用。
  8. They can induce the immunocytes to secret numbers of immune - functional molecules, which mediate the stimulation of the whole immune system. there is difference that whether chitin and its derivatives alone can induce macrophages to produce nitric oxide ( no ) and tumor necrosis factor ( tnf ). the data gained from giuseppe balsamo et al

    但對於它們在免疫系統中某一特定環節的作用仍存在分歧，比如殼聚糖、殼寡糖單獨作用於單核巨噬細胞能否誘導其分泌一氧化氮（ no ） 、腫瘤壞死因子（ tnf ）等細胞因子。
  9. The growth of f - 16 and the production of enzyme were affected by microbial medium, including c source, n source, mineral, initial ph of medium, rotating rate, culture time and culture temperature. the results showed that the optimal n sources were peptone, corn steep liquor and yeast extract ; the optimal c sources were sucrose, glucose and maltose ; the optimal minerals were mgso4 7h2o, khpcu and cuso4 5h2o

    實驗表明，氮源中蛋白腖、玉米漿、酵母粉比較好；碳源中蔗糖、葡萄糖、麥芽糖這三種糖對產酶和生物量提高效果顯著；無機鹽中mgso _ 4 ? 7h _ 2o ， k _ 2hpo _ 4 ， cuso _ 4 ? 5h _ 2o對產酯酶的酶活及其反應后所得水解液的光學純度有較好的作用。
  10. The paper fristly compared the fertile soil with the incinerated sterile soil on the number of micro - algae, soil ph value, soil organic matter soil available phosphorus and soil nitrogen. and then, the author put fertile soil, which included micro - algae, proportionally into sterile samples and cultivated them respectively under illumination condition ( micro - algae can live and reproduce ) and dark condition ( micro - algae will die in some time ). the above indices were measured in 0, 30, 60 and 90days respectively, the analyse of the interrelation between the change of micro - algae ' s number and the changes of soil ph value, soil organic matter, soil available phosphorus and soil nitrogen indicated : ( l ) soil micro - algae which were native to fertile soil conld adapt to the changed circumstance and light acted as a decisive role to the distribution of soil micro - algae. under dark condition, the micro - algae ' s number declined gradually and went to zero in the end, while under illumination condition, on the 90th day, the micro - algae ' s number of per gramme was 6 - 7 times more than that of the beginning

    本文首先對肥沃土壤與經高溫焚燒后的貧瘠土壤中的微藻數量、土壤ph值、有機質含量、有效磷含量和全氮量進行比較研究，然後將包含微藻的綠化苗圃地肥土按不同比例接種進入貧瘠土樣中，分別在光照條件和黑暗條件下進行培養，在0天、 30天、 60天和90天分別檢測以上指標，比較有光條件和無光條件下，即有藻條件和無藻條件下貧瘠土樣所發生的變化，並分別對微藻數量的變化與土壤ph值、有機質含量、有效磷含量和全氮量的變化之間做相關性分析，以評估肥沃土壤中的微藻接種進入貧瘠土壤后的生長情況以及對貧瘠土壤的改良作用。研究結果表明： （ 1 ）土壤微藻對環境有較強的適應能力，且光照對其分佈起了決定性的作用。
  11. Objective : to investigate the effects and complications of hypertonic saline in the treatment of hyponatremia in patients with obstinate heart failure and to find out prophylactic and therapeutic measures against the complications. methods : to analyze the changes of electrolytes, urea nitrogen, serum creatinine, heart rate, blood pressure, cardiac function after the treatment of hyponatremia in patients with obstinate heart failure by 3 hypertonic saline. results : after the improvement of hyponatremia, cardiac function, the levels of electrolytes, urea nitrogen, serum creatinine were improved significantly. blood pressure rised slightly. heart rate did not change. conclusion : hypertonic saline can redress hyponatremia, improve cardiac function and decrease the levels of urea nitrogen and serum creatinine rapidly and effectively. blood pressure and heart rate did not change significantly

    目的探討高滲鹽水在低鈉性頑固性心力衰竭治療過程中的作用和可能出現的並發癥以及防治對策.方法分析3高滲鹽水治療低鈉性頑固性心力衰竭前後的電解質、尿素氮、肌酐、心率、血壓、心功能的變化.結果治療前後心功能、電介質、尿素氮、肌酐有明顯改善，血壓輕度升高，心率無明顯變化.結論高滲鹽水能快速有效地糾正低鈉血癥，有助於心功能的迅速改善，降低血尿素氮、肌酐.對血壓和心率影響不大
  12. In the condition of the experiment, the effect of the long effect urea no. 4 to the wheat is better than millet as for the transformation and utilization condition of nitrogen in urea

    表明，拔節期前是禾本科作物控釋氮素的關鍵時期；在本試驗條件下，就尿素氮的利用轉化狀況而言，小麥施用長效尿素四號優于穀子。
  13. The roles of tumor necrosis factor and nitric oxide on liver injury in fulminant hepatic failure

    及一氧化氮對暴發性肝衰竭肝損傷的作用
  14. The function of no in neuron apoptosis of lumbar and sacral marrow of dogs after the oppression of cauda equina nerve

    一氧化氮在犬馬尾神經壓迫后腰骶髓神經元凋亡發生中的作用
  15. Effects of valeriana officinalis var latifolia miq in the treatment of cerebral infarction in rats

    寬葉纈草提取物抗戊四氮致大鼠癲癇的作用機理研究
  16. The influence of sinx deposited by pecvd in different condition, especially changing deposition temperature, on the gaas surface after sulfur passivation is measured by sims analysis combined with the test for direct current breakdown characteristics

    用sims分析結合器件直流特性測試，比較了在不同條件下淀積的氮化硅對gaas硫鈍化表面的作用，特別是淀積溫度分別為80 、 80 / 230 、 230時對硫鈍化效果的影響。
  17. In the growth of c - bn films, the bombardment of particles with high energy plays a vital role

    在立方氮化硼的形成過程中，高能粒子對薄膜的轟擊起著至關重要的作用。
  18. The role of v - n microalloying in containing strip production

    釩氮在連軋帶鋼生產工藝中的作用
  19. Using this system, research on nox emission and burnout characters of the test facility are carried out. the results of influence on nox emission and carbon in fly ash by coal type, coal particle diameter, furnace temperature and excess air are reached through tests. then micronized coal reburning tests are processed, which show a remarkable effect results on nox reduction and burnout rate

    通過大量的試驗，得出了煤種、煤粉細度、爐膛溫度和過量空氣系數等因素對nox排放和煤粉燃燼率的影響趨勢；並在此基礎上研究了超細粉再燃對脫氮效果和燃燼性能的作用，試驗結果表明超細煤粉再燃對降低nox排放和飛灰含碳量具有明顯的效果。
  20. Therefore the effect of nitrogen on oil viscosity is less, while the oil viscosity is still the action of high temperature steam

    此外，氮氣對原油粘度影響較小，原油降粘仍是高溫蒸汽的作用。
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