重氮化合物 的英文怎麼說

中文拼音 [zhòngdànhuàgěwù]
重氮化合物 英文
azide
  • 重 : 重Ⅰ名詞（重量; 分量） weight Ⅱ動詞（重視） lay [place put] stress on; place value upon; attach im...
  • 氮 : 名詞[化學] nitrogen （7號元素, 符號n）
  • 合 : 合量詞（容量單位） ge, a unit of dry measure for grain （=1 decilitre）
  • 物 : 名詞1 （東西） thing; matter; object 2 （指自己以外的人或與己相對的環境） other people; the outsi...
  1. It can also restrain the decomposition of organic substances in the soil and the bind of nitrogen, and wash away the nutritious elements, such as magnesium, calcium, and potassium. the acid rain deprives the soil. it acidifies the rivers and lakes, and dissolves the heavy metal in the soil into water, therefore poisons the fish

    它可以直接使大片森林死亡，農作物枯萎；也會抑制土壤中有機物的分解和氮的固定，淋洗與土壤粒子結合的鈣、鎂、鉀等營養元素，使土壤貧瘠化；還可使湖泊、河流酸化，並溶解土壤和水體底泥中的重金屬進入水中，毒害魚類；加速建築物和文物古跡的腐蝕和風化過程；可能危及人體健康。
  2. The reaction mechanism and synthetic application of - diazo carbonyl compounds

    -重氮羰基化合物分解反應的機理以及合成應用
  3. Can effectively promote the diazo decomposition and resulted in selective intramolecular n - h insertion. on the other hand, the wolff rearrangement of the

    在-重氮羰基化合物的合成應用方面，發現了cu acac
  4. Abstract : based on the principle of non - weighting determination of c 、 h 、 n atomic ratio ， a micro - injection sample introducing method was developed for determination of h / c ratio for volatile reagent

    文摘:根據不稱重法測定化合物碳、氫、氮原子比的理論，建立了微量注射法測定強揮發性液體樣品的氫/碳原子比的方法。
  5. Based on the nickel electrodeposition process, the nickel electrodeposition mechanism, the electrochemical nucleation of nickel on vitreous carbon, the redox process of black nickel formed on anode, the nitrogen evolution on anode and electrocatalytic activity for nitrogen evolution of ti based iro2 anodes were investigated systematically

    本文在前期工藝研究的基礎上著重對氨絡合物體系電積金屬鎳的反應機理、鎳在玻璃碳上的電化學成核機理、陽極黑鎳的形成機理、陽極析氮過程及ti基iro _ 2塗層陽極對析氮的電催化活性進行了系統研究。
  6. 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。
  7. . . creating a new kind of diazomethane

    生成一種新得重氮甲烷化合物
  8. Creating a new kind of diazomethane

    生成一種新得重氮甲烷化合物
  9. Based on the method of fuzzy mathematical comprehensive evaluation, this paper assesses the quality of atmosphere in wuhan with selecting so2, no2 and pm10 as evaluation factors, consulting the standards relevant to atmosphere environment and building the attaching function and the weight muster

    摘要運用模糊綜合評判的方法，選取二氧化硫、二氧化氮和可吸入顆粒物作為評價因子，參照我國環境空氣質量標準，通過建立各污染物的隸屬函數和權重集，計算出各污染物的隸屬度和權重分配系數，進而對武漢市空氣質量進行模糊綜合評判。
  10. After hydrotreating heavy feedstock, sulfur compounds, nitrogen compounds and metals contaminants can be removed and good rfcc feedstock can be obtained simultaneously a small amount diesel and naphtha are produced by creaking heavy oil

    對重質原料進行加氫處理后，可以脫除其中的含硫、含氮化合物及金屬雜質，為重油催化裂化裝置提供優質的原料，同時可將重質油裂化生產少量的柴油和石腦油餾分。
  11. As the agricultural nfs is the most important factor for water environmental deterioration and lake eutrophication in china, more and more scientists and technologists focus on the control countermeasurc and pollution mechanism of agricultural non - point source ( nfs ). based on the investigation of natural resource and agricultural distribution, the loss rule of nitrogen and phosphorus in the typical land of qiandao lake watershed and distribution rule of the phytoplankton and physico - chemical characteristic in the lake were studied, and the input loading of nitrogen and phosphorus was also calculated by the annagnps model in this thesis. according to the routine monitoring data of the water environment in qiandao lake from 1989 to 2001, the concentrations of toxic substance and heavy metal were under the monitoring limit, but the total nitrogen ( tn ) and total phosphorus ( tp ) were much higher than the criterion for lake and reservoir

    本文調查了千島湖流域的自然資源和農業生產情況，研究了典型坡地降雨徑流中的氮、磷污染物的輸出規律，利用annagnps模型估算流域農業非點源污染物輸入負荷，並在千島湖內設點采樣，對水質理化指標和浮游植物群落進行系統的研究，得出以下結論： 1989 2001年間的水環境常規監測資料統計分析表明，有毒物質和重金屬濃度長期在監測下限內， no _ 2 - n 、 no _ 3 - n 、 nh _ 3 - n年平均濃度均符合類標準，但湖泊水庫特定項目tn和tp濃度分別為超類和類，呈嚴重超標狀況，湖區主要污染因子是將導致富營養化的物質tn和tp 。
  12. Under copper and cadmium stresses sulfur and organic fertilizer fertilizations increased the kernel weight at the maturing stage, the amounts of the photosynthates and assimilates transported into the kernels and the nitrogen contents in the kernels after flowering and the amounts of accumulated nitrogen after flowering

    在銅、鎘脅迫條件下，施用硫肥和有機肥處理增加了小麥成熟期籽粒重和花后光合同化物輸入籽粒量以及籽粒氮素含量和花后氮素積累量。
  13. The formation mechanism of titanium nitride powders by reduction of carbon and nitridation was researched by method of continuous weighing. the possibility to obtain the titanium nitride from this process was asserted by thermodynamical analysis and by the means of x - ray diffraction and sem

    用連續稱重法研究了鈦白粉被活性碳還原氮化合成氮化鈦粉末的還原氮化反應機理，並進行了反應的熱力學、反應產物的顯微結構以及x - ray衍射分析。
  14. In the using of fertilizers, we must get rid of the method of over using nitrogenous fertilizer ， which only emphasize on profit ; in the using of pesticides, we should get rid of the method of using the most effective pesticide regardless of its remains, at the same time we should speed up the construction of standardizing the planting and processing of vegetables

    在化肥使用上，不能一直沿襲那種只圖效益、重施氮肥見效快的做法，要科學配方，平衡施肥，化肥和有機肥等合理搭配；在農藥使用上，改變哪種農藥見效快就用哪種農藥，甚至把大田作物農藥使用到蔬菜上的做法；同時要加快蔬菜種植、加工標準化建設。
  15. The diazirines are interesting, highly strained ring systems.

    偶氮雜環丙烷是一類重要的、環內張力頗大的化合物。
  16. Studying on the mechanism of nitrogen transport and transformation under the conditions of fertilization and irrigation with sewage effluent is very important for utilization of sewage effluent and fertilizer and pollution control. based on laboratory and field experiment and numerical simulation, nitrogen transport and transformation has been investigated in this dissertation

    污水灌溉和施肥條件下，氮素在土壤與作物系統中遷移轉化規律的研究，對于合理利用污水資源和合理施肥，最大限度提高水分和養分的利用率，減少硝態氮淋洗風險，具有十分重要的意義。
  17. Diazo carbonyl compounds catalyzed by ag has been applied to the efficient synthesis of optically pure

    -重氮羰基化合物在ag催化劑的作用下的wolff重排反應可以有效地合成光學純的
  18. The emphasis is put on the electrochemical no ( subscript x ) sensors and the feasibility is dicussed for determination of nitrogen oxides using solid polymer electrolyte

    重點討論了氮氧化物電化學傳感器，並研究了利用固體聚合物作為電解質進行氮氧化物氣體檢測的可行性。
  19. Benzothiazepine can be devided into four types according to structure, i. e. 1, 3 -, 1, 4 -, 4, 1 - and 1, 5 - benzoth - iazepine

    苯並硫氮雜?類化合物佔有非常重要的位置。
  20. It is a1so referred to the nlo liquid crystal polyurthanes and the system of nlo liquid crysta1 polymer briefly. fchrmore, the possibility of combining the nlo polyurthanes and lcpu is also discussed based on azobenzene compound, whch own liquid crysta1line mesogenic unit and nonlinear opical wht togethel a series of polyurethanes with two kinds of diisocyanates were synthsized with azobenzene compounds which we prepared beforehand. the azobenzene compounds were charaterized and confirmed by ftir, " h - nmr, uv - vs, dsc, and elemeni analysis

    本文第一章簡介了液晶的有關基本概念；綜述了聚氨酯液晶的研究進展，並著重總結了聚氨酯液晶的合成方法和影響聚氨酯液晶形成液晶相的因素；介紹了非線性光學聚氨酯液晶，對非線性光學聚合物液晶體系也作了扼要的闡述，指出利用含有既是液晶基元又是非線性光學單元的偶氮基團的化合物合成聚氨酯液晶，實現兩者結合的可能性。
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