雜環化學 的英文怎麼說
中文拼音 [záhuánhuàxué]
雜環化學
英文
heterocyclic chemistry-
The article is based on nation nature science foundation of china, " biogeochemical cycling of pollutants in complex environments of tidal flats in the yangtze estuary " ( no. 40131020 ). the author chose open tidal flat of dong tang chongming yangtze estuary as research object and set up typical section plane so that under the good condition, the author measured hydrology element, total nitrogen and total phosphor index
本文依託國家自然科學基金重點項目「長江口濱岸潮灘復雜環境條件下物質循環研究」 （批準號： 40131020 ） ，選擇了長江口崇明東灘敞開型潮灘為研究對象，設置典型斷面，在平靜天氣條件下，實測了水文、地球化學要素，獲得了水位、流向、流速、 tn及tp等指標6000多個實測數據，著重對長江口潮灘水動力過程、 tn和tp的動力輸移過程進行研究。7 brana m f ， cacho m ， gracia m a. synthesis, antitumor activity, molucular modeling, and dna bing properties of a new series of imidazonaphthalimides, j. med. chem. 2002, 45 : 5813
4上官國濤，王寧，朱軍. ?甲基? ?雜環酰胺基乙基鍺倍半硫化物的合成和抗癌活性研究.數理醫藥學雜志， 2004 ， 17 （ 4 ） ： 357The chemical behaviour of heterocyclic compounds is governed by the same factors that govern all chemical behaviour.
雜環化合物的各種反應與其它化學反應一樣，均為相同的因素所制約。And the other in linhai, zhejiang will mainly develop heterocyclic chemicals
另一個設在浙江臨海，以雜環化學品研發和產品工業化開發為主。", which are continuations of the courses they have taken earlier. the related laboratory courses focus on modern chemical technology.
、芳烴與雜環、化學動力學、分子光譜學等與低年級科目相應之延續科目，而有關的實驗課則注重近代化學技術。Huang, x., liu, z. - x., “ solid - phase synthesis of 4 ( 1h ) ? quinolone and pyrimidine derivatives on a new scaffold - polymer - bound cyclic malonic acid ester ”, j. org. chem., 2002, 67 ( 19 ), 6731 - 6737
國家自然科學基金面上重點項目： 「丙二酸環酯聚合物試劑參與的雜環化合物固相合成」 （ 2001 - 2003 ） 。No probe leakage was found when the sensor dipped in ethanol and n - hexane for 15 days. this technique is limited for its prolix procession and request of special active function in the structure of molecular probe, sol - gel : the development of sol - gel technique provides a convenient way to incorporate molecular probe in porous inorganic material
化學鍵合法：分子探針通過化學反應鍵合於固定相，在溶劑中不泄漏，提高了傳感器使用壽命，在乙醇和正己烷中浸泡15天，未見探針分子泄漏。但繁雜的過程和對探針分子結構的特殊要求限制這一方光纖化學傳感器、儀器系統的研製們比生物和環境監測中的應用（摘要） 2法的應用。Heterocycles have been passed over in large part by chemists confronted with synthetic problems.
雜環化合物常被許多從事合成研究的化學家所忽視。The theoretic cycle capacity of limno2 is 286 mah g - 1, which has attracted a great deal of people to research. aim at the impurity of limno2 which was synthesized by the predecessor and the phase change during the electrochemical process, we try several methods, including wet moist chemical method, liquid state method, solide state method and liquid dipping method. at the same time, we study the synthesis of limnc > 2 in defferent atmosphere, for example air, argon and nitrogen
Limno _ 2具有286mah ? g ~ （ - 1 ）的理論容量，這種高容量材料深受廣大研究者的關注，針對前人合成出的還有少量雜相和在電化學循環過程中出現相變四川人學碩l :學位論文的問題，我們嘗試了幾種合成方法:濕化學法、液相法、固相法和溶液浸漬法，並在不同氣氛:空氣、氮氣和氫氣中進行limnoz的合成研究。Al - doped zno thin films are emerging as an alternative potential candidate for ito flims recently. al doped zno thin films also can obtain a tunable band gap. especially, zno : al thin films with high c - axis orientated crystalline structure along ( 002 ) plane are potential device applications in broadband ultra - violet
Al摻雜的zno薄膜不僅具有與傳統ito薄膜相比擬的光電性質，而且原材料豐富、價格低、無毒、沉積溫度低、熱穩定性高，在氫等離子體環境中具有很高的化學穩定性，不易導致太陽能電池材料活性降低。The labour department has published the " code of practice on control of air impurities ( chemical substances ) in the workplace " and " a simple guide to health risk assessment - office environment series " that set out recommendations for employers on how to control ozone concentrations and the ozone concentration standards for the workplace
該處發出了《控制工作地點空氣雜質（化學品）的工作守則》及《職業健康風險評估簡易指南辦公室環境系列》 ，向僱主建議控制臭氧濃度的措施，並列出工作環境的臭氧濃度標準。Upper - year students are required to take " chemical bonding ", " transition metal chemistry ", " alcohols, ethers, carbonyl compounds ", " amines, arenes and heterocycles ", " chemical kinetics ", " molecular spectroscopy ", " instrumental analysis ", which are continuations of the courses they have taken earlier. the related laboratory courses focus on modern chemical technology
高年級必修化學鍵、過渡金屬化學、醇，醚與羰基化合物、酉安，芳烴與雜環、化學動力學、分子光譜學等與低年級相應之延續科目，而有關的實驗課則注重近代化學技術。Research from the nci has shown that overcooking meat creates chemicals called heterocyclic amines, which have been linked to cancer in animals. 3. eating like a cow
國家癌癥中心的報告指出燒焦的肉類會產生一種雜環狀胺類的化學物質，此一物質在實驗的動物身上產生癌癥。By applying the theory and method of geological anomaly, it is focused on the analysis of the characters of major geological anomalies and their effect of mineralization in daye - jiurui region. the analysis result shows that the basement fault anomalies control a few major large hidden batholiths and their associated orefields ; that the anomalies of cover structure confine most cu - au deposits and fe - cu deposits within their scope ; that the geochemical anomalies and lithofacies - paleogeographical anomalies are major geological factors leading to trataboundness of some cu - au deposits ; that the anomalies of rock operties provide the favorable chemical and physical conditions for the ore - forming process, including the seepage, circulation, convergence and deposit of ore - bearing hydrothermal solution ; that the anomalous ctive stage of mesozoic magmatite is almost consistent with the major mineralization epoch of the fe, cu deposits, and the structure of multi - levels, and the zoning in magmatic system determine the spatial distribution of the mineralization system. then, based on the above analysis, a comprehensive variate, geological combination entropy, is brought forward for reflecting the complex degree of the combination of geological ore - controlling factors. after circumscribing the anomalies of geological combination entropy, the relations between the anomalies and ore deposits are determined
從地質異常的角度，重點分析了大冶九瑞地區主要地質異常的特徵及其對成礦的影響.由分析可知：基底斷裂異常控制了本區若干重要規模較大的隱伏巖基及伴生礦田，而蓋層構造異常控制銅金礦床和鐵銅礦床的空間位置；地層的地球化學異常和巖相古地理異常是造成一些銅金礦床層控性的主要地質因素；蓋層的巖性異常為含礦熱液的滲流、循環、聚集和礦質沉澱等一系列成礦作用提供了有利的物理和化學條件；中生代巖漿巖的異常活動期也是本區主要的鐵銅成礦期，巖漿巖系統的多層分枝和分帶性結構控制了本區成礦系統的三維空間分佈.在上述分析的基礎上，構置了地質組合熵作為反映控礦地質因素組合系統結構復雜程度的綜合變量，並圈定出組合熵異常，由此確定了綜合地質異常與礦床的關系Advanced apparatus and instruments should be used to strengthen abstraction and identification of environmental geochemistry information, and to reveal the formation mechanism of acid mine drainage under complex conditions, to reveal speciation and transformation of heavy metals in acid mine drainage and their ecological effect, and establish the geochemical model to predict and prevent the formation of acid mine drainage
文章述評了這三種污染源的環境地球化學效應，提出需要進一步加強礦山環境的礦物轉化過程中環境地球化學信息的提取和識別，揭示復雜條件下酸性礦山廢水中金屬的形態、轉化過程及其生態效應，建立相應地球化學演化模型，為礦山環境治理提供理論依據。This course requests students to know well the structure, name, the property, the organic functions groups compound converts each other and law, stereoscopic chemistry characteristic of the organic compound ( do not contain the heterocyclic compounds, sugar, terpenoids and the steroids ), to acquaint with that the organic chemistry of the typical reaction process and the general method of study organic chemistry ; understand each kind of representative ' s organic compound and its application
本課程要求學生掌握有機化合物（不含雜環、糖類、萜類及甾體化合物）的結構、命名、性質、官能團化合物之間的相互轉換及其規律和立體化學特徵；熟悉典型的有機化學反應歷程及有機化學研究的一般方法；了解各類代表性有機化合物及其應用。Results obtained by different electrochemical measurements show that the amounts of co in samples have great influence on their electrochemical capacities. while measured co was doped, the electrode has better capacity property, lower impedance and higher utilization, and can be charge - discharged at high current of 40ma
電化學測試結果得出化學摻雜的配比對電化學性能影響很大，適量摻雜的mno _ 2電極比未摻雜的mno _ 2電極具有更好的循環性能和電容性能。The results show that mno which not be modified can not be use as electrode active materials because of its poor electrochemical activity. meanwhile, the rechargeabilify of mno modified by bi and pb is improved. bismuth could prolong the second electron equivalent discharge and lead could improve the first electron equivalent discharge performance
I44 ）對熱分解產物進行了充放電，循環伏安，恆電流極化， tafe曲線分析，交流阻抗分析，得出未摻雜的mno直接作為電極活性材料，其電化學活性很差，但通過摻bi ， ph進行改性，提高了其可充性， 1的影響主要在於第二電子放電， ph則可以延長第一電于放電There are two main factors resulting in fading capacity and poor cyclability, one is the john - teller distortion of mn3 +, and the other is mn dissolution to electrolyte. the main objects of this paper are to resolved these key problems effecting on the performance of batteries. during the research of suppressing jahn - teller distortion, low valence cation ( al 、 mg ) and anion ( f ) doped method are usually adopted
針對limn2o4正極材料在電化學循環過程中發生jahn - teller畸變和mn在電解液中溶解這兩個導致容量衰減和循環性能劣化的關鍵問題，分別採用al 、 mg陽離子摻雜和al / f 、 mg / f陰陽離子復合摻雜兩種措施，對尖晶石結構limn2o4正極材料進行了改性研究。Useful synthetic reactions of organoaluminacycles, such as reactions with a variety of electrophiles, alkylation reagents, and metal - mediated coupling reactions are presented
本文介紹近年來有機鋁雜環化合物的合成方法學、反應化學及其在有機合成中的應用研究進展。分享友人