餾分組成 的英文怎麼說
中文拼音 [liùfēnzǔchéng]
餾分組成
英文
fractional composition- 餾 : 餾動詞(蒸熱熟食) heat up; reheat
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 組 : Ⅰ名詞1 (由不多的人員組成的單位) group 2 (姓氏) a surname Ⅱ動詞(組織) organize; form Ⅲ量詞(...
- 成 : Ⅰ動詞1 (完成; 成功) accomplish; succeed 2 (成為; 變為) become; turn into 3 (成全) help comp...
- 組成 : form; make up; compose; formation; composition; configuration; make-up; compo
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Properties and components of narrow fractions of daqing and liaohe decanted oils
大慶和遼河油漿窄餾分的性質及組成Supercritical fluid extraction and fractionation ( sfef ) are used to separate daqing and liaohe decanted oils into a number of narrow fractions
摘要以大慶和遼河油漿為研究對象,採用超臨界流體萃取分餾技術將其切割成窄餾分,分析了油漿窄餾分的性質及組成隨收率變化的規律。Then, analytical work was carried out as follows : the ultimate analysis and physi - chemical analysis of the pyrolytic oil comprised a sketch of the fuel properties of the oil ; then, through the distillation analysis of the oil, the fraction composition of the " unrefined " oil was known. after that, a general knowledge of the aromaticity and saturation of the hydrocarbons in the oil was provided by the outcome of the ft - ir functional group analysis. also, from the analysis, the form of the polar functional groups and their distribution in different fractions of the oil were learned
文中首先對不同熱解溫度下熱解油產率進行分析討論,然後,針對熱解油品質進行了一系列分析:通過元素組成和理化特性的分析,對熱解油作為燃料特性有了一個大致了解;通過實沸點蒸餾分析,得到熱解油作為一種未提煉油的餾分分佈,並為后續熱解油餾分的細入分析提供了前提;通過對熱解全油和各窄餾分的ft - ir官能團分析,對熱解油的芳香性、不飽和性有了整體的了解,並且清楚了熱解油中的極性官能團存在型式及其在熱解油不同餾分中的分佈。The azeotropic distillation of the system acetic acid - water - azeotropic agent ( isopropyl acetate and butyl acetate ) is simulated. due to the non - ideal behavior, nrtl - hoc and uniquac - hoc model is used to depict vapor - liquid phase equilibrium behavior of this system. concerning the liquid in the decanter, the stability is checked by tangent plane stability analysis, and the initialization of phase splitting calculation is produced. a good estimate of the phase fration is gotten by successive substitution with newton ' s method, and every component of two phase is gotten by mass equilibrium equation. finally, the solution of this equation is produced with successive substitution calcultion. the naphtali - sandholm method is used to simulation of azeotropic distillation. by virtue of this combined calculation method, the simulation is begun with operational data as basical data. the results of simulation accord with the operating data, which proved that the combined calculation method is credible
該體系具有高度非理想性,氣液相平衡模型採用nrtl - hoc和uniquac - hoc模型,採用切平面判據法對進入分層器中的液相進行液相穩定性測試,提供液液相分離計算的初值,再結合牛頓拉夫森迭代法運算求得相分割系數,根據物料衡算求出各相組成,循環迭代可求得分層各組分數據,共沸精餾模擬計算採用那夫塔列-山德荷姆全變量迭代演算法。Method for aromatic types analysis of gas - oils aromatic fractios by mass spectrometry
重餾份石油芳香烴族組成質譜分析方法Method for hydrocarbon types analysis of gas - oil saturates fraction by mass spectrometry
重餾份石油飽和烴族組成質譜分析方法The comparison of stomatal parameters in leaf cuticles between two fossil angiosperms from the pliocene in west yunnan and their nearest living equivalent species indicates a little higher atmospheric co2 level at that time than the present, while carbon isotopic composition of fossil cuticles demonstrates much higher carbon isotopic discrimination and slight lower water use efficiency, showing a warmer and wetter climate than today
摘要對滇西騰沖新近紀兩種被子植物葉片及其現存對應種的氣孔參數和碳同位素組成的綜合分析表明:當時的大氣co2濃度略高於現在水平;化石種的碳同位素分餾值高於現存對應種,但水分利用效率低於現存對應種;這證明當時的氣候條件比當前更為溫暖濕潤。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。The volatile organic compounds were extracted from chestnut kernel coating by ether, and determined by gas chromatography - mass spectrometry. there are 29 components, seventeen of which were identified
摘要板栗仁衣經水蒸汽蒸餾,乙醚萃取揮發性成分,通過氣相色譜與質譜聯用法測定,發現板栗的仁衣中含29個組分,確定了其中17個組分的結構。Test method for calculation of carbon distribution and strutural group analysis of petroleum oils by the n - d - m method
石油餾分的碳分佈和結構族組成計算方法n - d - m法The neutral bio - oi1 can be separated into three fractions : the fraction washed down by cyclohexane ( c1 ) mainly contains aromatics with up to four rings ; the fraction washed down by benzene ( c2 ) mainly contains alkyl - substituted aromatic hydrocarbons and polyphenols ; and the fraction washed down by methanol ( c3 ) mainly contains ester polar components
中性油層析分離為3個餾分:環己烷洗脫餾分( c1 )主要為四環以下純縮合化合物;苯洗脫餾分( c2 )主要由單環烷基芳烴和多酚組成;甲醇洗脫餾分( c3 )主要是酯類極性化合物。Organic geochemical measurements of geological samples - method for aromatic types analysis of gas - oils aromatic fractios by mass spectrometry
地質樣品有機地化測試重餾分石油芳香烴族組成質譜分析方法Organic geochemical measurements of geological samples - method for hydrocarbon types analysis of gas - oil saturates fraction by mass spectrometry
地質樣品有機地化測試重餾分石油飽和烴族組成質譜分析方法Abstract : the fraction compositions, group compositions and structure compositions of seve n catalytic stocks were determined by means of vacuum distillation, mass spectrum, element analysis and molecular mass measurement
文摘:採用減壓蒸餾、質譜分析、元素分析和分子質量測定對遼河原油的7種催化原料油進行了餾分組成、族組成和結構族組成的分析。An experimental apparatus has been set up and experiments have been carried out successfully. it is the first time to use a kind of environment - friendly refrigerant, a rectifying column and an air - conditioning compressor in the ultra - low temperature refrigeration cycle. high boiling component, low boiling component and lubricant can be separated effectively
本文自製了一臺自動復疊製冷循環樣機,採用環保型製冷工質、精餾裝置和單級油潤滑空調壓縮機,實現了混合工質高低沸點組元和潤滑油的高效分離,成功地把低溫箱內的溫度降到- 80 。The reasons of local liquid leakage and difficulty in overhauling of the dead trays in rectifying tower kettle for butadiene extraction were analyzed and the coupling and sealing structure of dead trays were redesigned
摘要分析了造成丁二烯萃取精餾塔塔釜死塔盤局部漏液和檢修拆裝困難的主要原因,重新設計出由卡板、螺栓和聚四氟乙烯混編盤根組成的死塔盤的聯接與密封結構。The composting of garden refuse on either a domestic or municipal scale may, therefore, be rendered unnecessary, because the organic composition of this material provides a derivative which is rich in cellulose content, producing a fuel fraction of high calorific concentration, and consequently of high commercial value
家庭或城市的花園垃圾堆制肥料可能會進行不必要的提煉,因為此物質的有機組成提供一種衍生物,而這種衍生物含有大量的纖維素,纖維素可以產生高熱濃縮的燃料餾分,因此具有較高的商業價值。Identifications of fresh tomato flavor substances in 16 cultivars with spme ( solid phase microextraction ) and sde - gcms ( steam distillation mass spectromepry ), giving out the chemical components and the differences of cultivars
摘要分別採用固相微萃取( spme )和同時蒸餾萃取( sde )兩種提取技術,對不同番茄品種的16個樣品進行風味組分的gc - ms分析鑒定,給出番茄主要揮發性風味組分的化學成分,並對不同品種風味組分的差異進行了初步分析。The histological descriptions of p. armandi franch in chinese herbal compendium ( zhong hua ben cao ) are different form our observations and the descriptions in chinese flora and sichuan flora in the aspects of the shape of the transverse section and the number of vascular bundles. by means of gc - ms, qualitative and quantitative analysis of the essential oils obtained from different species, different production areas and different extracting methods were carried out. the chemical components and their contents of the essential oils vary by the species, production area and extracting method
通過對不同品種(馬尾松、雲南松、華山松) 、馬尾松不同產地(萬源、夾江、資中、瀘州、威遠、康定) 、不同提取方法(水蒸氣蒸餾法、超臨界提取法)的松葉揮發油成分的gc - ms分析比較,表明揮發油成分的組成和含量有差異,且品種、產地、提取工藝均對松葉的揮發油成分有影響。A liquid mixture of two or more substances that retains the same composition in the vapor state as in the liquid state when distilled or partially evaporated under a certain pressure
共沸混合物兩種或多種物質組成的液體混合物,當在某種壓力下被蒸餾或局部汽化時,在氣體狀態下和在液體狀態下保留相同的物質的成分分享友人