芳烴化合物 的英文怎麼說
中文拼音 [fāngtīnghuàgěwù]
芳烴化合物
英文
aromatic compound-
Humic acids are usually regarded as polymers of aromatic compounds.
腐殖酸通常被看作是芳烴化合物的聚合物。Alkyl aromatic compound
烷基芳香烴化合物The simplest member of the aromatics series is benzene.
芳香烴系列中最簡單的一個化合物是苯。Long chain alkyl benzenes is the product of cyclization - decarboxylation - aromatization of fatty acid, with the help of clay minerals catalytic effect, which comes from bacteria, seaseed and higher plant lipid ; or the reaction product of monocylic aromatics and fatty acid alkyl group under the same conditions
長鏈烷基苯主要是細菌、藻類和高等植物類脂化合物中脂肪酸在粘土礦物催化下發生環化脫羧再芳構化或單環芳烴與脂肪酸烷基化反應形成的產物。Fifty - one and nineteen compounds were detected respectively from the volatile extracts of the fossils from miocene leaves of metasequoia glyptostroboides and early cretaceous seed cone of pityostrobus spp. by gas chromatography - mass spectrometry ( gc - ms ) analysis
摘要採用氣相色譜質譜聯用分析技術從中新世水杉葉片和白堊紀松型球果兩種裸子植物化石中分別鑒定了51個和19個揮發性成分,類型涉及烷烴、烷烯、烷醇、長鏈脂肪酸及其酯、鄰苯二甲酸酯、菇類和芳香族化合物。Standard test method for oxygenates and paraffin, olefin, naphthene, aromatic o - pona hydrocarbon types in low - olefin spark ignition engine fuels by gas chromatography
用氣相色譜對低烯烴火花點火引擎燃料芳香碳氫化合物類型,環烴,烯烴,石蠟和氧化物的標準試驗方法Pah poly - aromatic hydrocarbon
發動機的芳烴碳氫化合物排放物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。The results showed that in scco2 cyclotrimerization of terminal acetylenes was carried out smoothly to regioselectively afford the corresponding benzene derivaties using pdbr2 as the catalyst
研究結果表明:二氧化碳介質中使用溴化鈀為催化劑可以順利地催化炔烴發生環三聚反應,區域選擇性生成含苯環芳香族化合物。The addition of alkyl groups to pahs enhances the carcinogenic potential of these compounds
烷烴加在多環芳烴上的系列會提高這些化合物的致癌作用。Experiments are reduced by quantitative structure - activity relationship, then a lot of work, money and time is saved. camptothecin derivatives are a kind of prospective anticancer medication. experiments suggest support vector regression is
然後應用支持向量回歸方法預測了芳香烴化合物生物降解度與喜樹堿化合物抗腫瘤生物活性,得到了較好的結果。Quantitative structure - activity relationship is a method building a statistical model. the model can quantificationally predict structure - activity relationship of molecule, and bioactivity of new molecules can be known. structure of molecule, which is described by parameters in physical chemistry, biochemistry and quantum chemistry, includes functional group, minor structure, molecular fragment, chemical composition
本文提出了一種定量構效關系的處理方法,即應用支持向量回歸方法解決定量構效關系,並且應用這種方法預測了芳香烴化合物生物降解度與喜樹堿化合物抗腫瘤生物活性,取得了比較令人滿意的結果。The light oils originated from high mature rocks. in the process from source to trap with gas washing and evaporative fractionation, the oils got rich in aromatic compounds and poor in other compounds, which indicates that gas washing has great effects on the oil compositions
認為這些輕質油來自高成熟的烴源巖,在其運移過程中受到氣洗,發生蒸發分餾作用,使得其輕組分中芳烴化合物苯和甲苯相對富集,而其它組分則大量損失,表明了氣洗對油的改造是十分強烈的。Study on polycyclic aromatic hydrocarbons in particulate matters from vehicle emission
機動車排放顆粒物中多環芳烴化合物的研究As heavy oil has fairly high aromatic hydrocarbon compound characterized by a wide range of components, the application of three - dimensional fluorescence pattern composed of excitation wavelength, emission wavelength and fluorescence intensity can detect the composition, intensity and characteristics of aromatic hydrocarbon compound
摘要根據重質油含有芳香烴化合物的組成范圍很寬、含量較高的特點,應用由激發波長、發射波長和熒光強度組成的三維熒光圖譜,可以檢測芳烴化合物組成、強度及其特徵。Study on quantitative relationships between structures and toxicities of substituted arenes to microtox
取代芳烴化合物電子結構與其對發光菌毒性關系的研究The influences of temperature, modifier and other parameters on the efficiency of supercritical fluid extraction were tested
結合氣相色譜質譜測定技術比較了4種方法對模擬樣品中16種多環芳烴化合物的提取效果。In this paper, the properties, environmental behaviors, separation and analysis methods of some new types of dioxin - like aromatic halides are reviewed in detail
作者對部分新型二惡英類鹵代芳烴化合物的性質、環境行為、分離分析方法等進行了詳細評述。The structures and properties of many polyhalogenated aromatic hydrocarbons are similar with dioxin - like compounds, which have potential threatens to environment and human health as persistent organic pollutants because of their toxicity
摘要許多鹵代芳烴化合物具有類似於二惡英類化合物的結構和性質,都屬于持久性有機污染物,其毒性對環境和人類健康存在潛在的危害。Many constituents are mutagens and carcinogenic such as alkenes, nitrosamines, polynuclear aromatic and heterocyclic hydrocarbons, amines
煙草的很多成分都會引起有機體突變以及致癌,如烯烴化合物,亞硝胺,多核芳香烴以及多環碳氫化合物和銨分享友人