實氮 的英文怎麼說

中文拼音 [shídàn]
實氮 英文
authentic nitrogen
  • : Ⅰ形容詞1 (內部完全填滿 沒有空隙) solid 2 (真實; 實在) true; real; honest Ⅱ名詞1 (實際; 事實...
  • : 名詞[化學] nitrogen (7號元素, 符號n)
  1. After analyzing purple soil sampled from neijiang, leshan ofsichuan provinec and yuanmou of yunnan province, the contrast results of microbe quantity feature between surface and subsurface purple soil were obtained as follows. the content of soil organic matter, total and available nitrogen, phosphorous and potassium of surface was higher than subsurface, not relating to the type of purple soil and soil utilization way. the quantity of microbe _ bacteria, actinomyces and mould in surface purple soil was higher than subsurface, which indicated that the organic matter and airy condition in surface soil was more suitable for microbes growing. there was the same tendency in profile change of microbe quantity in purple soil located in temperate _ humid climate of sichuan basin in contrast with dry _ hot climate of yuanmou, yunnan. the nutrient situation of purple soil in sichuan basin shown that state of surface was better than subsurface, while in yuanmou of yunnan the state was on the contrary due to the degradation of surface soil

    驗室對四川內江、樂山和雲南元謀不同類型紫色土表層和亞表層微生物數量特性的比較分析表明:土壤有機質、磷鉀全量及其速效量均表現為表層高於亞表層,與紫色土類型和利用方式無關;三大類土壤微生物細菌、放線菌和黴菌數量均表現出表層高於亞表層,表明紫色土表層的有機質和通氣性優于亞表層,適宜於這三大類微生物生長;溫濕氣候條件下的四川盆地和乾熱氣候條件下的雲南元謀其紫色土微生物數量的剖面變化具有相同的趨勢,唯土壤營養狀況在四川盆地紫色土中表現為表層優于亞表層,而在雲南元謀紫色土中由於表層土壤的退化作用表現為亞表層優于表層的相反情況。
  2. 1. ecological effects of long - term organophasphate pesticides contamination on soil microflora the long - term effects of organophosphate pesticides contamination on soil microflora were investigated in the present study. little difference in total counts of bacteria, actinomycetes and fungi was observed between the contaminated and the non - contaminated soil. compared with the control there were a slight decrease in total counts of free - living nitrogen - fixer and denitrifying bacteria and a significant increase in those of ammonifying and ammonia - oxidizing and nitrifying _ bacteria in the methylparathion contaminated soil

    一、甲基對硫磷長期污染對土壤微生物的生態學效應研究了有機磷農藥甲基對硫磷長期污染對土壤微生物的影響,驗表明:土壤細菌、放線菌、真菌總的數量影響不大;自生固菌和反硝化細菌數量減少;氨化細菌、亞硝化細菌、硝化細菌的數量在污染土壤中卻有所增加;與對照土壤相比,污染土壤呼吸作用下降了29 . 93 ;氨化作用和硝化作用強度得到增強。
  3. Shake - flask culture condition of lysine fermentation were studied with czl. appropriate feeding of organic niteogen sources was favorable for fermentation jn our experiment, the concentations of the yeast extract and beef extract were 15g / l and 25g / l. the initial ( nh02so4 and glucose concentrations suitable for fermentor production ranged form 55g / l and 150 - 180g / l respectively

    通過搖瓶發酵驗初步確定czl的發酵條件為:初糖: 150 - 180g / l ,採用無機源和有機源配和使用,最佳組合是:硫酸銨質量濃度為55g / l ;酵母膏質量濃度為15g / l ,牛肉膏質量濃度為25g / l為最佳。
  4. 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年由於氣相同位素比值質譜儀的改良和氫、氧、碳、和硫等穩定同位素的廣泛研究,穩定同位素的研究技術已質增加我們對于這些元素在自然生態系中生地化循環的了解。
  5. However, it is not easy to incorporate large n concentration in gap due to the large differences in lattice structure ( gan belongs to wurtzite structure while gap zinc blende structure ) and in lattice constant ( ~ 20 % ) between gan and gap, which will lead to an extremely large miscibility gap

    然而要在gap中現高濃度的摻並不容易。這主要是由於gap和gan之間較大的物理特性的差異,特別是晶格結構和晶格常數的差異,使得gap和gan存在較大的可混溶性間隙,從而難以生長高質量的高摻的gap材料。
  6. The annual productive capacity of the major products are : 13. 8 thousand tons of melamine, 400 thousand tons of urea, 100 thousand tons of calcium carbide, 4000 tons of dicyanamide, 11 thousand tons of white carbon black, 10 thousand tons of edible liquid co2, 20 thousand tons of calcium cyanamide, 30 thousand tons of methanol, 10 thousand tons of formaldehyde, 50 thousand tons of n. p. k. compound fertilizer, 200 tons of guanidine nitrate and 500 tons dissolved acetylene. the calcium carbide is the fine quality product awarded by the state

    主要產品生產裝置能力為:年產總氨28萬噸,物尿素45萬噸三聚氰胺1 . 35萬噸精甲醇3萬噸食品二氧化碳1萬噸電石10萬噸石灰2萬噸雙氰胺4000噸溶解乙炔500噸甲醛5萬噸白炭黑1 . 2萬噸熱電廠裝機容量3 . 6萬千瓦,年發電3億千瓦時,供熱450萬吉焦耳機械廠年機加工量2000噸綜合廠復混肥5萬噸。
  7. In combination with project example of the application of microporous aeration and carrousel 2000 oxidation ditch process in a municipal sewage treatment plant, the advantages and disadvantages of the process flow compared with others were described ; the basic principle of degrading organic substance and removing phosphorous and nitrogen by means of the process flow was analyzed ; the main design parameters and economic and technical indices for various structures were put forward

    結合某城市污水處理廠採用微孔曝氣、卡魯塞爾- 2000型氧化溝工藝的工程例,闡述了該工藝流程相對于其它工藝流程的優、缺點;分析了該工藝流程降解有機物及除磷、脫的基本原理;並提出了該工藝流程中各構築物的主要設計參數及技術經濟指標。
  8. Arginine feeding experiment showed that nitrogen metabolism in the s. tenebraius was obviously affected by arginine through two possible ways : ( l ) pronase activity in vitro could be influnced by arginine, as a result, the catabolism of nitrogen - containing macro - molecule was promoted and the nitrogen element in the broth was increased. ( 2 ) arginine could be transformed into glutamic acid, so that the biosynthesis of apramycin was promoted

    因而我們認為gln可能是安普黴素生物合成元素的供體。 arg添加驗結果表明, arg可能通過兩種途徑影響黑暗鏈黴菌體內的代謝: ( 1 ) arg可能影響胞外蛋白酶的活性,進而促進含大分子物質的分解代謝,補充發酵過程中的素來源。
  9. But there has been not correspondingly control system for it by far. ln this thesis a pulse nitrogenous conveying control system based on profibus is designed and achieved on the thinking of modularizing the pulse nitrogenous conveying system, which can be used for different the pulse nitrogenous conveying system and added new control cells. the thesis reviewed systematically the pulse nitrogenous conveying system in practical, and makes the understanding that the system is composed of standard gas storage cell, conveying equipment cell and target container ceil. then a common modularized control system project is designed and achieved by structurized programming orienting process, which consists of four control models, respectively for gas storage cell, for conveying equipment cell and for target container cell

    本文綜合際使用的保護脈沖氣力輸送系統,把保護脈沖氣力輸送系統分為標準化的氣源設備單元、發送設備單元和目的料倉設備單元,在此基礎上,設計了用於保護脈沖氣力輸送系統的通用模塊化控制方案,採用面向過程的結構化編程思想,基於profibus現場總線,現了組成該方案的四類控制模塊:氣源單元控制模塊、發送單元控制模塊、目的料倉單元控制模塊和通訊處理控制模塊。
  10. In order to prove the anti - fatigue function, we do the experiment of mouse swimming with a heavy burden, the test of lactic acid, the test of lactic acid deoxidizing enzyme and the test of serum urea nitrogen respectively

    為正抗疲勞功能,分別作了蛇精口服液小鼠負重遊泳驗,乳酸的測定,乳酸脫氧酶的測定,血清尿素的測定等四個項目試驗。
  11. Nano - tiopc60r, 40nm / ctm / pc = l / 80 / 100, s762. 5nm = 0. 533cm2 / u j ) ; thereby the single - layer nanoparticle tiopc / fluorinone - based azo composite photoreceptors were prepared and their photoconductive properties were briefly studied. in conclusion, two originalities can be outlined from this thesis : ( 1 ) by using 1, 4 - dioxane as disperse solvent, stable and uniform composites of tiopc, azo, hydrzone and polymer matrix were prepared, and the single - layer photoreceptors were successively fabricated with these composites, the photoreceptors showed high and wide range photosensitivity from visible to near infrared spectral regions

    綜上所述,本論文主要有以下兩個創新之處: ( )採用兩雜性的二氧六環做分散溶劑,成功地現了酞警氧鈦、綠丹藍偶、茶苯晚以及聚合物介質組成的、多相多組分體系的穩定復合,從而制備出從可見光到近紅外光區都具有高光敏性的寬頻響單層復合光導體。
  12. Analysis and verification of silicon nitride super - micro powder synthesis with fbr - cvd technique

    法制化硅超微粉過程分析及驗驗證
  13. In compacted and waterlogged soils fixation by nodules is probably limited by availability of.

    在堅的和漬水的土壤中,根瘤固大概受的可給性限制。
  14. 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的典型驗條件。
  15. The co - p alloy coating of powder was more and thickness of plate was incrassate with the decreasing of the loading

    裝載量在1 10g / l之間,可以現納米化硅粉末的完全包覆,得到鍍覆均勻、分散性較好的復合粉末。
  16. Main xxxs : automatic refrigerant reclaiming and filling machine, automatic fuel injector cleaner & analyzer, tyre nitrogen inflator, automatic tyre pressure tester, fuel pressure tester, ozone sterilizer, disaffiliation - free cleaning liquid, etc

    主要產品:全自動冷媒回收加註機、全自動噴油嘴檢測清洗分析儀、充機、自動充放測壓機、用型燃油壓力測試儀、臭氧消毒機、免拆清洗液等。
  17. Main products : automatic refrigerant reclaiming and filling machine, automatic fuel injector cleaner & analyzer, tyre nitrogen inflator, automatic tyre pressure tester, fuel pressure tester, ozone sterilizer, disaffiliation - free cleaning liquid, etc

    主要產品:全自動冷媒回收加註機、全自動噴油嘴檢測清洗分析儀、充機、自動充放測壓機、用型燃油壓力測試儀、臭氧消毒機、免拆清洗液等。
  18. On the basis of the isograms, we analyzed the variation law of yield and grain protein content with soil water content, nitrogen and p2o5,

    用等值線圖描述產量和蛋白質含量的水磷兩因素效應,分析產量和蛋白質含量變化規律及其關系,確定現一定生產目標的水肥管理方案。
  19. Standard practice for calculation of pore size distributions of catalysts from nitrogen desorption isotherms

    解吸等溫線計算催化劑孔隙尺寸分佈的標準施規程
  20. Greenhouse experiment verified that n, p, k, s and probably zn, were the yield limiting factors in the soil

    溫室盆栽試驗證實氮、磷、鉀和硫是該土壤的產量限制因子,鋅也在一定程度上限制產量。
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