餾分分析 的英文怎麼說
中文拼音 [liùfēnfēnxī]
餾分分析
英文
fraction analysis-
Through the analysis of contest experimental test questions from 1995 to 2003, it is found that metage, synthesis, standardization and determination are the characteristics of these years " experimental test questions. chemistry experiment is based on the elementary knowledge, especially checking the usage of suction pipet and buret. the core of questions lies on the basic operation of metage, dissolution, suction, refluxing, filter, wash and titration
通過對1996 - 2003年化學競賽決賽實驗題進行分析得出： 「稱量?合成?標定?測定」是近幾年實驗試題的特點；化學實驗重在基礎，特別是考察移液管和滴定管的使用；基本操作如稱量、溶解、移液、回餾、抽濾、洗滌、滴定等是實驗考查的重點。34 chemical constituents of the essential oil from cortex cercis chinensis were separated and identified by gc - ms. the relative contents of them were determined by area nomaliation
摘要採用水蒸氣蒸餾法從紫荊皮中提取揮發油，用氣相色譜質譜聯用技術對其揮發油成分進行分析，共鑒定了34個成分，並用面積歸一化法確定各成分的相對百分含量。The distillates obtained from the purification procedure may be analyzed by any one of the three methods.
經純化得到的蒸餾液，可以採用三種方法中的任何一種來分析。Process distillation analysers may be classified under the following headings.
過程蒸餾分析儀可按以下標題分類。A side stream is recycled to the external feed stream of the column through an equilibrator as an internal feed stream. the simulation results indicate effects on the characteristics of cryogenic distillation column. consideration is given to the behavior and characteristics of the set of ordinary differential equations
3 、分析了濃度極稀物系動態精餾模型的特點，建立了此類物系動態模型的求解策略，通過對模型中狀態變量的轉換，使原本剛性較強的微分方程組轉化為一非剛性的常微分方程組。We can get the unqualified light hydrocarbon back to fractional tower to resume fractionating which greatly insures the quality, we combine the science and technology tackle project from da qing natural gas company - the research on microcomputer detection and control system in light hydrocarbon blending crude oil, analyze the machining technology of production device in gas disposing station, study the physical and chemical character of impurity blending in the light hydrocarbon and establish the detection scheme finally
並讓不合格的產品重新回到分餾塔中進行重新分餾加工，以確保產品質量。本文結合大慶天然氣公司的科技攻關項目? ?輕烴含原油微機測控系統研製，對一分公司油氣處理站的輕烴生產設備進行了生產工藝流程分析，同時也對輕烴和混入的原油雜質進行物理和化學性質的分析，確立了監控設計方案。Discussion on gas analysis in fractionated ar
餾份氣體成分分析的討論Analysis of the primary components of synthetic indene by gc
茚滿合成產物餾分的氣相色譜分析Methods for chemical analysis of iron, steel and alloy - the indophenol blue photometric methods for the determination of nitrogen content after distillation separation
鋼鐵及合金化學分析方法蒸餾分離-靛酚藍光度法測定氮量Test method for paraffin, naphthene, and aromatic hydrocarbon type analysis in petroleum distillates through 200 c by multi - dimensional gas
用多維氣相色譜法在200內分析石油餾分中鏈烷烴環烷烴和芳香烴的試驗方法Standard test method for paraffin, naphthene, and aromatic hydrocarbon type analysis in petroleum distillates through 200 c by multi - dimensional gas chromatography
用多維氣相色譜法分析通過200時石油餾份中石蠟環烷和芳烴類型的標準試驗方法Methods for analysis of noble metals in geochemical samples - determination of ruthenium and osmium content - separation by distillation - catalytic spectrophotometric method
地球化學樣品中貴金屬分析方法蒸餾分離-催化分光光度法測定釕量和鋨量The chlorination reaction and distillation principles are discussed and the factors of affecting reaction speed and distillation outturn are analysed. the control methods were also designed
論述了氯化反應原理和精餾原理，分析了影響反應速度和影響精餾產品質量的因素，並進行了控制方案的設計。Methods of test for petroleum and its products - determination of polycyclic aromatics in unused lubricating base oils and asphaltene free petroleum fractions - dimethyl sulphoxide extraction refractive index method
石油和石油產品試驗方法.第102部分:未用的潤滑基油和不含瀝青烯的石油餾分物中多環芳香族環烴的測定.二甲硫析取物折射指數法The heat transfer coefficient within the hollow fiber module was studied by the vmd experiments using pure water
文中還對真空膜蒸餾脫除水溶液中voc的傳熱傳質機理進行了理論分析和試驗研究。A brief introduction of vmd process is presented. mass and heat transfer behavior through hot side, membrane as well as cold side during vmd process is analyzed and derived
本文在評述真空膜蒸餾技術研究現狀的基礎上，對膜蒸餾過程熱側、膜內及冷側的質量傳輸和熱量傳輸行為進行了深入的分析與推導。According to finite element segmentation principle, by combining test with observation, the author has measured the air streamline and speed distribution of burning equipment in dally situation, which provides some guide for research of air field in hearth on cold and hot conditions. and the law is found of air speed distribution by measuring its speed and distribution of upper and lower deck on cold condition, thus it lays the foundation for analysis on hot condition. under four burning states, we measure the air speed in single, double - deck, and find out its corresponding distribution law
5 .根據有限元分割原理布置測點，採用降溫方法，用k五江9106等儀器分別測出單雙爐排燃燒方式4種不同工況下，該燃燒設備爐膛內coz 、 02 、 co氣體濃度，並找到了隨爐膛高度方向及深度方向變化規律;從燃燒原理分析評價了2種燃燒方式爐膛內coz 、 02 、 co氣體濃度場分佈特點及相應燃料層內乾燥、干餾、氧化、還原、灰渣層厚度，肯定了雙層爐排燃燒方式爐膛中c02 、 02 、 co氣體濃度場分佈合理性，從燃燒理論找出了最佳濃度場分佈狀態及燃料層內各反應層厚度。Abstract : the safety of extended service for butadiene extraction and rectification tower ， after design life and with corrosion in rubber plant, qilu petro - chemical industry company is evaluated according to the safety assessment rules of pressure vessels containing defects in service
文摘:根據在役含缺陷壓力容器安全評估規程，對運行已達到設計壽命並存在一定腐蝕的齊魯石化公司橡膠廠丁二烯萃取精餾塔的超期股役安全性進行了分析與評定。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。Vacuum distillation of solvents from solvent - reducible paints for analysis
從溶劑稀釋塗料中真空蒸餾出分析用溶劑的方法分享友人