氮素循環 的英文怎麼說

中文拼音 [dànxúnhuán]
氮素循環 英文
nitrogen cycle
  • : 名詞[化學] nitrogen (7號元素, 符號n)
  • : Ⅰ形容詞1 (本色; 白色) white 2 (顏色單純) plain; simple; quiet 3 (本來的; 原有的) native Ⅱ名...
  • : 循動詞(遵守; 依照; 沿襲) follow; abide by
  • : Ⅰ名詞1 (環子) ring; hoop 2 (環節) link 3 (姓氏) a surname Ⅱ動詞(圍繞) surround; encircle;...
  • 循環 : circulate; circle; round; repeat; loop; period; recurrence; cycling; circulating; mixing; circula...
  1. The understanding of biogeochemical cycle of hydrogen, oxygen, carbon, nitrogen, and sulfur elements in nature ecosystem have increased substantially in the past two decades owing to the improvement of gas isotope ratio mass spectrometer and the wide application of isotopic studies with these elements

    摘要近20年由於氣相同位比值質譜儀的改良和氫、氧、碳、和硫等穩定同位的廣泛研究,穩定同位的研究技術已實質增加我們對于這些元在自然生態系中生地化的了解。
  2. 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中的轉化新途徑,並在自然界的轉化過程起著重要的作用。
  3. 7 fernandez - rodriguez cm, prieto j, quiroga j, et al. enhanced urinary excretion of cgmp in liver cirrhosis, relationship to hemodynamic changes, neurohormonal activation, and urinary sodium excretion. dig dis sci 1997, 42 ( 7 ) : 1416 ? 1420

    6黃潁秋.促紅細胞生成與一氧化合酶抑制劑對肝硬化大鼠高動力狀態的影響.中華醫學雜志, 1998 . , 78 ( 2 ) : 139 ? 142
  4. Urea granules are coated with liquid sulfur under suspension and recycle conditions. the coating is well proportioned to achieve the even controlled release of the nutrients

    全封閉狀態下,尿顆粒在和懸浮的條件下完成熔硫的塗膜過程,保證每個尿顆粒塗膜均勻,實現對的養分控制釋放。
  5. Nitrous oxide ( n2o ), a naturally occurring greenhouse gas, was one of the trace gases of nitrogen cycle. its lifetime was about 120 years in the troposphere. it has caused considerable concern since n2o not only contributed to the destruction of stratospheric ozone, but also its greenhouse effect strength was about 200 times higher than carbon dioxide ( co2 )

    溫室效應氣體n _ 2o是氮素循環中的痕量氣體之一,其溫室效應強度是co _ 2的200倍左右,它在大氣中的停留時間長達120年,而且,其消耗或轉化是以破壞o _ 3為代價的。
  6. The paper reviews the research progress and some problems that need to be solved in the nitrogen storage of fruit trees including the development of mensuration, storage organic, translocation forms and recycling time of storage nitrogen in fruit tree individuals

    近幾年,測定果樹體內貯存的方法已經從定性研究發展到了定量研究,從貯存的貯存器官、運輸形式研究到了其動態變化和利用的年限,為果樹體內的研究指明了方向。
  7. Abstract : mainly reviewed distribution of organic nitrogen, early diagenesis ( such as counteract - eutrophication, nitrification / denitrification et al. ), the controlling factors of nitrogen cycling ; and the relationship between nitrogen and ecological system in sediments in recent years, which may contribute to research the nitrogen marine biogeochemical process

    文摘:主要闡述海洋沉積物中的存在形式與分佈、的早期成巖和去營養化作用、硝化和反硝化作用以及與生物特定種群的關系等,探討了影響海洋沉積物中的的主要因,分析了海洋沉積物中的與生態系的關系,以期對研究的海洋生物地球化學過程有所幫助
  8. Based on the practical measurement data that had gained on the equipment of continuous solid - state polycondensation, which has the output for pet industrial yam 10 kt / a, studies into influences of reaction temperature, residence time, purity and flow rate of circulating nitrogen on the reaction of solid - state polycondensation, discusses the production process of continuous solid - state polycondensation for terylene industrial yarn in detail

    摘要以已投產的年產萬噸級連續固相縮聚裝置生產工業絲級滌綸增黏切片實測的反應條件為依據,從原料切片、反應溫度、停留時間、氣純度及流量等因對固相縮聚反應的影響,詳細地對連續固相縮聚生產工業絲級滌綸增黏切片的生產工藝加以探討。
  9. On the base of the study of dense gas - solid flow, we make full - scale numerical simulation on the combustion and pollutant emission processes of the 75t / h circulating fluidized bed ( cfb ) which is developed by our institute. we draw the conclusion on the characteristics of flow field, particle track, temperature profiles and species profiles. we also study the characteristics of coal combustion and nox formation and the interactive influence between them

    在對高濃度氣固兩相流動的系統研究基礎上,針對我們熱能所研製開發的75t h流化床熱電氣三聯供裝置,首次對于流化床燃燒爐內的燃燒和污染物排放進行了較全面的數值模擬,得出了爐內的流場、顆粒軌跡場、溫度場和組份場,研究了煤粉燃燒特性和氧化物的排放特性以及影響它們的因
  10. We suggest that new technologies such as the c and n isotope technique for nutrient cycling and the image analysis approaches for soil micro - structure should be applied on earthworm ecological research in order to better understand the functions of earthworms

    其他新技術如研究養分的碳同位分析和揭示土壤微結構的圖像分析等技術的應用是蚯蚓生態功能研究的迫切需要。
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