硝酸同化 的英文怎麼說

中文拼音 [xiāosuāntónghuà]
硝酸同化 英文
nitrate assimilation
  • 硝 : Ⅰ名詞（硝石） nitre; saltpetre Ⅱ動詞（用樸硝或硭硝加黃米面處理毛皮） taw
  • 酸 : 酸構詞成分。
  • 硝酸 : [無機化學] hydrogen nitrate; nitric acid; aqua fortis
  1. Effects of cerium trichloride and rare earth nitrate on peroxidase isozyme and esterase isozyme in sugarcane

    硝酸稀土對甘蔗過氧化物酶同工酶和酯酶同工酶的影響
  2. The effects of equilibrium time, acidity of the solution, temperature, concentration of redox reagents on the adsorption of neptunium by silica gel were carried out. desorption and isotherm adsorption experiments were also performed. the results are shown as follows : the equilibrium for adsorption of neptunium on silica gel reached rapidly

    進行了吸附平衡時間、酸度、溫度、氧化還原劑濃度等條件對硝酸溶液中np （ ） 、 np （ ）和np （ ）在硅膠上吸附的影響的實驗，與吸附時同酸度條件下的洗脫實驗，用濃度為3mol l的硝酸作為解吸劑的解吸實驗。
  3. Ammonia - oxidizing bacteria which oxidize ammonia to nitrite is a key group of nitrifying bacteria. the population of ammonia - oxidizing bacteria is variable with the different environment

    將氨氧化為亞硝酸鹽的氨氧化細菌是硝化菌群的重要組成部分，它的種類隨生境差異而有所不同。
  4. Comparative experiment testified that agno3 was better than cucl2, if supported on the same ac modified by 30 % hno3, while silica gel was better than ac modified by 30 % hno3 as a support, if loaded with the same amount of agno3

    對比實驗表明，同樣以30硝酸氧化的承德果殼炭為載體，硝酸銀與氯化銅相比，分離因數較高，但乙烯吸附量稍低；而在同樣的硝酸銀負載量情況下，與活性炭相比，以硅膠作載體時吸附劑性能更佳。
  5. The present results indicated that enhanced uv - b radiation affected the absorption of nitrate, assimilation of nitrogen and synthesis of amino acids

    這些都嚴重影響了紫萍對硝酸鹽的吸收、氮素的同化和氨基酸的合成，進而也影響了植物體內蛋白質的合成。
  6. Alumina sols of different content were prepared by using al ( o - sec - bu ) 3 as precusor, water as solvent and nitric acid as peptizer

    以異丁醇鋁為前驅物、水為溶劑、硝酸為膠溶劑制備了不同濃度的氧化鋁溶膠，進而採用提拉法和旋覆法制備了緻密氧化鋁膜。
  7. Different liquids, pure water and hydrochloric acid, nitric acid and aqua regia were tested with icp - ms analysis to collect borehole nanoscale material, and concentrations of elements in varied liquids were determined

    摘要利用等離子體質譜技術，對已知礦區井下進行了純水和不同濃度的鹽酸、硝酸和王水等液態捕集劑的捕集吸附性能試驗研究，獲得了不同液態捕集劑中元素含量隨濃度變化的規律。
  8. Putting the potassium permanganate into the filter can improve its effect, the removal of organics and ammonia is increased, the influent concentration can satisfy the water reuse standard. but the turbidity of influent is unsatisfactory. the c / n ratio is the key factor to influence the nitrogen - removal of the anoxic / aerobic two - stage baf when the reflux ratio 、 hydraulic loading and the ratio of gas to liquid in aerobic filter are fixed. the anoxic / aerobic two - stage baf has a good removal of organics at different c / n ratio when the reflux ratio is 2, hydraulic loading is 2. 55m ~ 3 / m ~ 2 ? h and the ratio of gas to liquid in aerobic filter is 3 : 1. the influent concentration of organics is blow 7mg / l. from the beginning to 30cm of the anoxic filter, the removal of the organics is significant ; as the c / n ratio increasing, the influent concentration of ammonia is decreasing. when the c / n ratio is 3. 60, the enfluent concentration of ammonia is 3. 05mg / l which satisfies the water reuse standard. when the c / n ration is less than 3. 60, because of the imperfection

    迴流比為2 : 1 ，水力負荷為2 . 55m3 / m2 ? h ，好氧柱氣水比為3 : 1時試驗表明:不同的c / n （ 1 . 05 7 . 45 ）下，兩級曝氣生物濾池對有機物有很好的去除作用，出水有機物濃度小於7mg / l ，其中在缺氧柱進水端30cm內對有機物的去除最為明顯;隨著c / n的增加，系統出水氨氮濃度降低，當c / n為3 . 60時，出水氨氮濃度降到3 . 05mg / l ，已經滿足回用水的氨氮標準; c / n < 3 . 60時，因為缺氧柱的不完全反硝化，體系中硝酸鹽氮和亞硝酸鹽氮發生積累影響了好氧柱的硝化反應使氨氮降解效果較差;系統對總氮的去除隨著c / n的增加而增加，當c / n為3 . 60時，出水總氮已經降到11 . 18mg / l ，滿足回用水的要求。
  9. When exciting at 1064nm, the fluorescence of the crystal violet ( cv ) in the cv - au sol system will be quenched rapidly and meanwhile its raman signals will also be enhanced at least 105. after addition of some drops hno3 ( 1 + 10 - 2m ), due to the chemical interaction between some cv molecules and hno3, some hcv derivatives will be formed. compared with cv, hcv can be adsorbed on metal surface more easily and tightly so there is some extra enhancement in this condition

    結果表明，結晶紫分子?金膠體系中結晶紫分子在1064nm近紅外光激發條件下，其熒光得以大大淬滅，同時拉曼得到了至少不低於10 ~ 5倍的增強；當進一步加入硝酸使得其處于酸性氣氛下時，由於部分結晶紫分子與硝酸發生了化學作用形成了結晶紫分子的單替代衍生物（ hcv ） ，而hcv與結晶紫分子相比，更容易吸附在金屬表面，因此結晶紫分子nir - sers還將有很大的增強。
  10. Tianhai company also engages in sodium carbonate, sodium hydrate, phenol, naphthol, sodium nitrate, and other types of chemicals, daily - use chemical products, as well as electromechanical products, mining equipment, construction materials, construction machinery and parts, automobile & motorcycle parts, agricultural machinery, agricultural produced goods and other types of products

    天海公司同時經營純堿、燒堿、苯酚、工業奈、硝酸鈉等化工產品、日化產品及機電產品、礦山設備、建材、建築機械及配件、汽車摩托車配件、農用機械、農業生產資料等產品。
  11. In the experiment of catalyst preparation, the catalytic activity of mno2 / c which was prepared with mn ( no3 ) 2 solution and active carbon by the means of thermal decomposition reached the highest among three kinds of catalysts, and the performance of mno2 / c was enhanced by acidification. moreover, the results showed that the catalytic activity of mno2 was also affected by different mode of catalyst and active carbon dispersed

    催化劑的制備實驗表明，採用硝酸錳溶液和活性炭共同熱分解得到的mno _ 2 / c ，具有最高的催化活性，對催化劑進行酸化處理能提高催化劑的活性，而且催化劑和活性炭的分散方式不同對其性能的影響較大。
  12. There is an oxidation process in two determination methods of total n and total p, so the samples ' liquation and oxidation processes can be done simultaneously, and the standard curve can be acquired simultaneously by confecting blended standard solution, which simplifies the determination process of total n and total p

    由於二者測定時都存在將含氮、含磷化合物轉化為硝酸鹽和下磷酸鹽的氧化過程，因此本研究考慮將污泥樣品消解和樣品的氧化過程同時進行，標準曲線也可以通過配製混合標準溶液來同時測定，這使得總氮、總磷測定流程得以簡化。
  13. When inadequate n was added, the chloroplast structure in mesophyll cell was damaged in ear leaf, the amount of carbohydrate decreased in mestome sheath, and excessive n - redistribution and n - transportation to grain from vegetative mass appeared, which resulted in earlier leaf senescence. excessive n application led to too high activity of nitrate reductase, excessive vigorous nitrogen metabolism and too much exhaustion of carbohydrate in ear leaf, which resulted in the lack of enough carbohydrate in the lower leaf, meanwhile, the expansive chloroplast grana lamellae in leaf mesophyll cell and starch grain without nuclear in mestome sheath cell was observed, which led to the decrease of chlorophyll content and photosythetic capacity in maize leaf, then the early senescence occured

    氮肥用量不足導致穗葉葉肉細胞葉綠體結構性差，維管束鞘細胞碳水化合物累積減少，營養體氮素再分配率大而引起葉片早衰；而過量供氮則導致生長後期硝酸還原酶活性過高，氮素代謝過旺，消耗了大量碳水化合物，以致下位葉不能得到充足的碳水化合物供應而提早脫落，同時葉肉細胞葉綠體片層結構膨脹，呈「肉汁化」特徵，維管束鞘細胞澱粉粒大量消耗，無核澱粉粒出現，從而葉片葉綠素含量下降，光合能力降低而出現早衰。
  14. Nano - zno with diameters of 8 ~ 130nm were prepared from zinc nitrate and urea by homogeneous precipitation method

    以硝酸鋅和尿素為主要原料，用均勻沉澱法制備了幾種不同粒徑范圍的納米級氧化鋅。
  15. In this work, layered lini1 - xalxo2 ( 0 < x 1 / 2 ) solid solution materials were successfully synthesized by current co - precipitation method in the air, and their preparation and properties were deeply and systematically explored. influences of different factors on the structure and properities of samples were studied, including li resources, different performs, li / m ( oh ) 2 molar ratio, calcining heat condition, the best synthesis technics were concluded : sintered for 16h at 700 from li source ( lithium nitrate ) : m ( oh ) 2 = 1. 05 : 1, ultrasonic vibration for dispersing and catalysing are best. lini0. 8al0. 2o2 exhibited a discharge capacity of 130. 7 mah ? g - 1 in the voltage range of 2. 8 ~ 4. 40v and at a specific current of 0. 2 c. a new co - precipitation method was proposed, it included ultrasonic for dispersing and catalysing, by dropping lioh to the aqueous solution of metal nitrates, hydroxides of metals were precipitated and the resulting solution was evaporated as received

    採用傳統共沉澱工藝在空氣氣氛中成功地合成出了二元lini1 - xalxo2 （ 0 < x 1 / 2 ）層狀固溶體系列，綜合考察了不同鋰源、預處理方式、鋰的配比量、焙燒溫度等條件對合成產物的結構和性能的影響，確定出了最佳合成工藝:以硝酸鋰為鋰源，超聲波作為分散動力源，鋰源與鎳鋁金屬鹽摩爾比為1 . 05 : 1 ， 700下焙燒16h的lini0 . 8al0 . 2o2樣品電化學性能最佳，在2 . 8 ~ 4 . 40v之間， 0 . 2c的倍率放電可逆容量達130 . 7mah ? g - 1 。
  16. The main contents of this dissertation are summarized as follows. ( l ) by investigating and preparing the ceo2 nanoparticles with various precipitators we choosed the cerium ( iii ) nitrate, hydrogen peroxide and ammonia as the materials to prepared the nanoparticles by a two - stage precipitation method the process differents from the general precipitation process

    試驗的主要研究內容： （ 1 ）通過不同沉澱劑的制備研究，選擇以硝酸鈰、雙氧水和氨水為基本原料，經過鈰（ ）離子的氧化和鈰（ ）離子的沉澱兩個主要過程制備納米二氧化鈰。
  17. Nuclear energy - chemical separation and purification of uranium and plutonium in nitric acid solutions for isotopic and dilution analysis by solvent chromatography

    核能.用溶劑色譜法對同位素和稀釋度分析用的硝酸溶液中鈾和鈈的化學分離和提純
  18. Standard test method for isotopic analysis of hydrolyzed uranium hexafluoride and uranyl nitrate solutions by thermal ionization mass spectrometry

    用熱電離質譜法進行水解六氟化鈾和硝酸雙氧鈾溶液同位素分析的標準試驗方法
  19. The humic acid which depolymerized from huainan weathered coal with catalysts was prepared, and the influence of yield and structure of the humic acid which was prepared with different catalysts were investigated

    摘要以淮南風化煤為對象，硝酸催化氧解制備腐植酸，考察不同載體的催化劑對風化煤氧解制備腐植酸收率和結構組成的影響。
  20. In this thesis, the function of one sequence dsg10 was predicted by bioinformatics analysis, the transgenic tobacco of dsg 10 was obtained : 1. dsg10 was analyzed by bioinformatics methods, including open reading frame ( orf ) analysis, blast, protein secondary structure prediction and phylogenetic analysis. the sequence probably code a nitrate transporter in the membrane

    研究的主要內容包括： 1 、運用生物信息學方法對dsg10序列進行了分析，包括序列的讀框分析、同源性比較、蛋白質結構分析、二級結構預測以及該序列的進化關系分析，初步預測該序列可能編碼一種位於生物膜上的硝酸鹽運輸蛋白。
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