碳氮化物 的英文怎麼說

中文拼音 [tàndànhuàwù]
碳氮化物 英文
carbon nitride
  • 碳 : 名詞[化學] （非金屬元素） carbon （c）
  • 氮 : 名詞[化學] nitrogen （7號元素, 符號n）
  • 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. The order of four soil biochemical intensity being sensitive to heavy metal pollution indicated as : nitrification > nitrogen fixation > decomposition of cellulose > ammonification. however, soil microbial biomass c : n ratio increased with the increasing of heavy metals level

    幾種生化作用強度的下降順序為硝化作用固氮作用纖維素分解強度氨化作用；但土壤微生物生物量碳氮比則隨著重金屬污染水平的升高而增加。
  2. Based on the analyses on mechanical properties, microstructure and fracture of - the microalloyed steels socrv with various heat treatment technique, it can be affirmed that various fractures arttribute to various mechanism, we can draw conclusion that the strength and toughness of microalloyed steels 50crv will be increase simultaneously by optimal heat treatment technique. to illustrate the mechanism of the strength and toughness of microalloyed steels socrv, we designed the comparative experiment and observed the microstructure of the sample which occurred at different quench and tempering temperature and different tempering time. the last experiment results were determined by the four factors : fined microalloyed elements grains, the decompound of martensite, martensite transformation of remnant austenite and the second phase precipitation

    為解釋微合金化50crv鋼強韌化機理，本文通過對不同淬火溫度，回火溫度，回火時間下的力學性能指標的對比及顯微分析，認為微合金元素的細化晶粒，馬氏體的回火分解，殘余奧氏體的轉變，第二相的沉澱析出共同決定了微合金鋼的強韌化情況，特別是由於微合金元素的存在，其細化晶粒及其碳氮化物的沉澱析出，導致鋼的良好的強韌性，並且如果工藝滿足第二相的沉澱析出強化大於回火馬氏體分解引起的軟化效應，會在硬度曲線中產生明顯的二次硬化現象。
  3. Structure and precipitation morphology of microalloy carbonitride

    微合金碳氮化物的結構與析出形態
  4. 67 - 154. 02 % ( no determinate in paddy field on quaternary red clay ), respectively. after organic amendments and fertilizers were added to the metsulfuron - methyl - contaminated soils, microbiai biomass c increased by 0. 23 - 113. 14 % in paddy field on desalting muddy polder, 0. 30 - 46. 48 % in blue clayed paddy, and 1. 82 - 83. 76 % in paddy field on quaternary red clay, respectively, microbiai biomass n in correspoading soils by 4. 27 - 67. 87 %, 5. 43 - 58. 36 % and 5. 05 - 95. 40 %, respectively, and microbiai biomass p by 6. 03 - 139. 59 % 4. 09 - 141. 26 % ( no determinate in paddy field on quaternary red clay ), respectively

    （ 4 ）添加有機、無機物質后，勞去津除草劑污染的三種土壤中微生物生物量碳、氮隨培養時間變化的趨勢基本一致，即0 ~ 7d微生物生物碳、氮降低，但第7d時，添加有機、無機物質的處理中微生物生物量碳、氮均高於僅加養去津的處理和空白對照; 7 ~ 14d微生物生物量碳、氮迅速增加; 14 ~ 42d又下降， 42d后變化較小。
  5. The investigated anode materials include modified carbons, nitrides, silicides, oxides and novel alloys

    研究的負極材料主要有：改性碳材料、氮化物、硅化物、氧化物和新型合金。
  6. The major pollutants include nitrogen oxides ( nox ), sulphur dioxide ( so2 ), suspended particulates and carbon monoxide ( co )

    這些污染物主要包括氮氧化物、二氧化硫、懸浮粒子及一氧化碳。
  7. Other contributors include methane released from landfills and agriculture ( especially from the digestive systems of grazing animals ), nitrous oxide from fertilizers, gases used for refrigeration and industrial processes, and the loss of forests that would otherwise store co2

    其它氣體包括垃圾和農業（食草動物的消化系統）排放的甲烷、肥料中的氮氧化物、用於致冷和工業加工的氣體，以及能夠儲藏二氧化碳的森林面積的減少。
  8. The dry catalytic aqueous ammonia char removes co2 / sox / nox from fossil fuel combustion while producing of a superior carbon - nitrogen - sulfur fertilizer

    乾燥接觸反應的含水氨木炭從燃料燃燒中除去二氧化碳、硫化物和氮化物，與此同時，一種很好的碳-氮-硫肥料產生了。
  9. Influence of density and topdressing time of nitrogen fertilizer on carbohydrate metabolism in leaf and grain of large - ear cultivar of high - yielding winter wheat

    密度及追氮時期對大穗型小麥旗葉及子粒碳水化合物代謝的影響
  10. Soil microbial biomass carbon, microbial biomass nitrogen, soil basal respiration and metabolic quotient all showed a decreasing trend under more than 15 mg. kg - 1 cadmium or more than 200 mg. kg - 1 lead, respectively. soil dehydrogenase, urease and acid phosphotase activities have a significant decrease, and the activities of soil catalase and invertase taking sencond place, while soil protease activities showed stable state

    隨重金屬濃度增加，各指標下降幅度各有差別，其中微生物生物量碳、微生物生物量氮以及基礎呼吸和微生物代謝商隨重金屬濃度增加而明顯下降；土壤脫氫酶、脲酶、酸性磷酸酶活性的下降幅度較為明顯，過氧化氫酶、蔗糖酶活性次之，蛋白酶活性較為穩定。
  11. Based on the analysis of the data of carbon nitrogen isotopes and trace elements such as sr, ba ca et al. of the two pieces of excavated human bones of late period of dawenkou culture and period of chunqiu and zhanguo in upper shu river in shandong province, the research applied the analysis of carbon nitrogen isotope and trace elements into the study of ancient diet

    摘要本研究通過對山東沐河上游大汶口文化晚期及春秋戰國時期2塊人骨的碳、氮同位素分析和無機成分的掘、鋇、鈣等微量元素分析，探討了同位素和微量元素分析在古代人類食物結構研究中的應用問題。
  12. The nutrient role of different fertilizer application strategies was assessed by measuring c and n dynamics of soil microbial biomass in corn fields

    摘要通過測定不同施肥制度下玉米土壤微生物量碳、氮的動態變化，探討了不同施肥制度對玉米土壤的培肥效應。
  13. The ev ' design in our country is almost the refit design, but it can not embodies the advantage of ev. dlle to ev have not enormous gas engine and complicated gearing, then its shape breaks the style of traditional fuel automobiles and forms its pafticular sty1e, outstanding the characteristic of streamline, miniaturization and light - duty

    2000年3月28日，南寧市發生了光化學煙霧事件，汽車尾氣中的碳氫化合物（ hc ）與氮氧化物（ no _ x ）在強烈日光作用下發生光化學反應，形成有毒煙霧，人們普遍感到眼睛刺痛，喉嚨發癢，有毒煙霧持續了10個小時。
  14. Natural gas - determination of composition with defined uncertainty by gas chromatography - determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to c8 using two packed columns

    天然氣.用氣相色譜法測定規定不確定度組分.利用兩個封裝柱進行氫氦氧氮二氧化碳和c8碳氫化合物的測定
  15. A little ferrite and cementite, through the analysis of the strengther and ductiler, we draw the conclusion that this is very important in reality, observing the graphite nodule in sem and tem, there are many spheroiding element and anti - spheroiding elements in the core and edge of graphite nodule, they form the oxides sulphide and nitride. we draw the conclusion that they may be the core of graphite nodule

    在掃描電鏡（ sem ）與透射電鏡（ tem ）上觀察石墨球，與傳統石墨球相比低碳球鐵的石墨球呈細小點狀分佈，球墨中心聚集有較多的球化元素而在邊緣處分佈有反球化元素。石墨球中心存在有氧化摘要一物、硫化物以及氮化物等組成的復雜的化合物，經分析認為它們是球狀石墨形核的有效核心。
  16. The properties of cn thin films such as their morphology, component, crystal structure and the bonding structure and the relation between those properties and the gas - phase reaction parameters were discussed, showing that the deposition of p - c3n4 thin film is the compete result of various reaction processes in the dynamics balance conditions ; the process of cn films depo sition is diagnosed in situ through the optical emission spectra technique, the effects of experimental parameters on the concentration of the precursors and the gas - phase reactions in the plasma have been obtained ; the main reaction precursors for film deposition identified ; the relation between the characteristics of cn thin films and the reaction process in the plasma is analyzed. the cn thin films deposition under different substrate temperatures in high pressure pe - pld shows that the si atom of the substrate has participated the cn films growth process, based on this the growth mode of cn thin films on the si substrate is proposed. the further experiment of cn thin films deposition on si substrate scratched by diamond as well as covered with fe catalyzer has been attempted, which indicates that changing the dynamics conditions of the surface reaction can alter the growth characteristic of the cn thin films and can enhance obviously the films growth rate

    採用pld技術進行了碳氮化合物薄膜沉積，得到了含氮量為21at的cn薄膜；研究了襯底溫度和反應氣體壓強對薄膜結構特性的影響，給出了cn薄膜中n含量較小、 sp ~ 3鍵合結構成分較少和薄膜中僅含有局域cn晶體的原因；引入脈沖輝光放電等離子體增強pld的氣相反應，給出了提高薄膜晶態sp ~ 3鍵合結構成分和薄膜的含n量可行性途徑；應用pe - cvd技術以ch _ 4 + n _ 2為反應氣體並引入輔助氣體h _ 2 ，得到了含n量為56at的晶態cn薄膜；探討了cn薄膜形貌、成分、晶體結構、價鍵狀態等特性及其與氣體壓強和放電電流的關系，證明了- c _ 3n _ 4薄膜沉積為滿足動力學平衡條件的各種反應過程的競爭結果；採用光學發射譜技術對cn薄膜生長過程進行了實時診斷，得到了實驗參量對等離子體中活性粒子相對濃度和氣相反應過程的影響規律，給出了cn薄膜沉積的主要反應前驅物，揭示了cn薄膜特性和等離子體內反應過程之間的聯系；採用高氣壓pe - pld技術研究了不同襯底溫度條件下cn化合物薄膜的結構特性，揭示了si原子對薄膜生長過程的影響，給出了si基表面碳氮薄膜的生長模式；在金剛石研磨和催化劑fe處理的si襯底上進行cn薄膜沉積，證明了通過控制材料表面動力學條件可以改變碳氮薄膜結構特性，並可顯著提高晶態碳氮材料的生長速率。
  17. Most of the vehicles are running on fossil fuel, e. g. petrol, diesel or gas, which is non - renewable and will be exhausted eventually. fuel combustion also emits carbon oxides and nitrogen oxides, which cause air pollution

    現時，大部分汽車都是以化石燃料（例如：汽油、柴油或石油氣）開動，而這些燃料都是不可再生的資源，會有耗盡的一天，而它們燃燒時所排放的碳氧化物及氮氧化物，會污染我們的空氣。
  18. Transition metal nitrides / carbides are sorted as interstitial compounds and known as " platinum - like metal " owing to their similar surface and catalytic properties to those of noble metals platinum and rhodium

    摘要介紹了過渡金屬氮化物碳化物獨特的晶體結構和電子性能及其與催化性能的內在聯系。
  19. The unique crystalline structures and electronic properties of metal nitrides / carbides catalysts, their inherent relation with the catalytic properties, mechanisms for the catalytic hydrogenation over metal nitrides / carbides and their application in hydrodesulfurization ( hds ), hydrodenitrogenation ( hdn ) and other hydrogen - involving reactions were reviewed

    與傳統的過渡金屬硫化物催化劑相比，過渡金屬氮化物/碳化物具有更加優異的氫吸附、活化和轉移能力。
  20. The microscopic scanning of the fracture shows that the fracture is not a brittle one, and the qualitative analysis of the inclusions points to the absence of nitrides and carbonitrides in the inclusions

    通過斷口的微觀掃描及夾雜物定性分析發現，斷口未出現脆性斷裂的特徵以及夾雜物分析未發現有氮化物和碳氮化物存在。
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