石油酸 的英文怎麼說
中文拼音 [dànyóusuān]
石油酸
英文
petroleum acid-
Petroleum products - determination of acid number
石油產品酸值測定法Petroleums and derivatives. acid number of bituminous products
石油和衍生物.瀝青產品的酸度數值Uses : used in the manufacture of persulfate ; used in the manufacture of aniline dyes ; used in the treatment of oxidized metal surface ; used as the initiator for the polymerization of monomers ; used in decoloring and bleaching of oil, cleaning and deodorization of deteriorating barm, accelerating ripening agent ; used as additive for under - well fracturing in petroleum mining
用途：用於製造過硫酸鹽的製造；用於苯胺染料的製造，甕染料的氧化發色劑；用於氧化金屬表面處理；用於有機合成工業中，高分子物聚合的引發劑；油的脫色和漂白，變敗酵母的洗滌，脫臭，小麥的催熟劑；石油開採用于井下壓裂的添加劑。Dithiocarbamate [ s2cnr2 ( dtc ) ] and it ' s derivates were applied in chemistry 、 medical 、 petrochemical and other fields, it can coordinated with all kinds of transition metals, the anion of bidentate ligand also bridges two transition metals
摘要氨荒酸鹽[ s2cnr2 （ dtc ） ]及其衍生物早已廣泛應用於化學、醫學、石油化工等領域，它與所有的過渡金屬都可以進行配位，形成螯合物，雙齒的陰離子也可以作為橋鏈兩個過渡金屬的配體。Total cost per month is about 23. 73 less than 1. 00 a day ! canned pet - food costs about the same, but contains low ash mg diets included diseased meat, euthanized pet cats and dogs, road kills, poultry feathers, sweepings from milling room floors, dirt, fecal matter, diseased organs from operations, fur, beaks, drugs, litter. all is then " denatured " with carbolic acid, fuel oil, and or kerosene, with added flavor dye
以上食譜總費用約每月23 . 73加幣一天不到一元加幣與普通寵物罐頭食品的費用類似，但即使是低ash mg罐頭也含有病死因注射而死和路上軋死的動物寵物的肉，還有家禽羽毛加工廠廢渣污垢排泄物手術切除的病變器官動物皮毛鳥喙藥物垃圾，全部經石碳酸處理過，還有燃料油煤油調味料及色素！The paper reports concisely the technology development of pretreatment and subsequence treatment of acidic water stripping installation now, the technology of pretreatment of acidic water include : remove waste gas, waste oil, suspending solid, effluvium and safety measure taken, the technology of subsequence treatment of acidic water include : the technology of return use of srripped water and the technology of sbr and the technology of ion exchange of denitrification, especially the proprietary technology of fripp in the field
摘要簡述了目前煉油廠酸性水汽提裝置的上下游處理技術及其研究進展，上游技術主要包括：酸性水降壓脫氣、除油、脫懸浮物、惡臭氣體脫臭和應採取的安全防護措施；下游技術主要包括：汽提凈化水的回用、 sbr法、離子交換法除氨等工藝，並簡要介紹了撫順石油化工研究院在本領域上的專有技術。There is high content of unsaturated fatty acid within the flaxseed oil, unsaturated fatty acid has important application in medicines and industry, and widely used as additive to healthy food, petrolic product, rubber product and paint
摘要不飽和脂肪酸在亞麻油中含量很高，其在醫藥、工業方面有著重要應用，廣泛用於保健食品及石油製品添加劑、橡膠、塗料等方面。Liquefied petroleum gases. detectionof hydrogen sulfide. lead acetate method
液化石油氣.硫化氫的檢測.醋酸鉛法Methods of test for petroleum and its products - liquefied petroleum gases - detection of hydrogen sulfide - lead acetate method
石油及其產品的試驗方法.液化石油氣.硫化氫的測定.乙酸鉛法According to the polarity, the residue was isolated with petroleum ether, chloroform, ethyl acetate, and n - buoh, respectively. the n - buoh fraction, confirmed as neuroactive component, was subjected to sephadex lh - 20 column chromatography to provide an extract fraction, as a buff powder, which could induce neurite outgrowth in rat pheochromocytoma pc12 cells in a dose - dependent manner up to 50 mg / l
將菟絲子乾粉用75乙醇浸泡后，減壓蒸干后得到褐色漿狀物，經石油醚、氯仿、乙酸乙酯、正丁醇萃取，經柱層析后，再用葡聚糖凝膠對有效成份進一步純化，獲得了菟絲子中能誘導pc12細胞分化的活性組分。Odium silicate is used as adhesive in metal casting, fireproof material, paper board, electric welding material, crt screen ; as water purifying agent, scale remover ; as washing aid. buffer in detergent ; as sealant in oil drilling ; as ore flotation agent, slurry thinner and leakage - blocking material in mining ; as bleacher aid, mordant, sizing material, impregnating agent in textile dye & printing ; as anti - corrosion agent and insecticide in wood processing ; as basic ingredient for coatings
硅酸鈉被大量地用於製造工業作為填充劑，在金屬澆鑄中作為砂型粘結劑，版紙工業中被用作膠合劑，在耐火材料行業中用作粘結劑，在電焊條行業也用作粘結劑，在電子工業中可用作顯像管成屏的粘結劑，在水處理中用作處理劑，防結垢劑等。在合成洗滌劑行業中用作助劑，在清洗劑行業中用作清洗及防腐緩沖劑，在石油開采中用作防止井噴材料，在礦山開發中用作堵漏材料、礦石浮選劑和泥漿稀釋劑等。Abstract : starting from the crystal structural characteristics and through the theoretical calculation of the chemical bonds of diasporite and kaolinite structures and the study of the flotability of the flotation systems of anionic collector ( sodium oleate ) and cationic collector ( dodecylamine ), the relationship between the crystal structural characteristics and the flotability of diasporite and kaolinite and the main causes for the difference in their flotability are analysed by the crystal chemical theory of minerals
文摘:從一水硬鋁石和高嶺石的晶體結構特徵出發，通過對一水硬鋁石和高嶺石結構中化學鍵的理論計算及陰離子捕收劑（油酸鈉） 、陽離子捕收劑（十二胺）浮選體系中可浮性的研究，採用礦物晶體化學理論分析了礦物晶體結構特徵與可浮性之間的關系，以及產生一水硬鋁石和高嶺石可浮性差異的主要原因。We got 4 parts from the extraction of astragalus variabilis bunge through systemic research ways of phytochemistry, which respectively are the part of petroleum ether, the part of petroleum ether, the part of etoa and the part of n - buoh the part of n - buoh are isolated by the successively methods of silica - gel column chromatography, tlc and sublimation
摘要採用植物化學成分系統研究的方法，從變異黃芪醇提總浸膏中分段萃取得到石油醚提取部分、氯仿提取部分、乙酸乙酯提取部分和正丁醇提取部分。Liquiefied petroleum gases. commercially available butane. plumbite of sodium and sulfur method
液化石油氣.可商業采購丁烷.鈉和硫的鉛酸鹽法Research of reducing the consumption of mpd petroleum sodium sulphonate
石油磺酸鈉捕收劑用量的研究Uses : can be widely used in petroleum industry as mud mesh, chemical fiber industry as screen mesh, plating industry as acid cleaning mesh, light industry telecom industry as fitting mesh and for the use of scientific research
用途：可廣泛用於石油工業做泥漿網、化纖工業作篩選網、電鍍工業做酸洗網、輕工電訊工業做配件網和供科學研究使用。Results of experiments on antibacterial and antifungal activities showed that extracts of alcohol and acetic ester had remarkable bacteriostasis effects against 6 bacteria ; aqueous extract was more effective against fungi, and slight against bacteria ; petroleum ether extract had no effect against bacteria and fungi ; butylalcohol extract had different effects against bacteria, but had no effects against fungi
抑制活性試驗結果顯示：乙醇提取物和乙酸乙酯萃取物對供試的6種細菌有較強的抑制作用；水相對供試的5種真菌有較強的抑制作用，而且對細菌有較小抑制作用；石油醚相對真菌和細菌幾乎無抑制作用；正丁醇萃取物對細菌有不同程度的抑制作用，而對真菌無抑制作用。By using coal pitches and green petroleum coke as starting materials, the mixture of sulfuric acid and nitric acid as oxidizing agent, effects of the properties of starting materials and the processing conditions on the yield of were aqua - mesophase have been investigated
以煤瀝青和石油生焦為原料，以濃硝酸和濃硫酸混合物為氧化劑，對炭質原料性能與水性中間相的產率之間的關系以及工藝條件對水性中間相產率的影響進行了研究。The mixed solvent consists of solvent naphtha, decalin, and petroleum ether in a certain proportion, which was used to synthesize 3 - sulfo p - anisidine by using p - anisidine as raw material
摘要用溶劑汽油、萘烷、石油醚按一定比例復配成混合型溶劑，以對茴香胺為原料，用該溶劑合成了3 -磺酸基對茴香胺，產品中不含致癌物。In order to study the influence factors of aoa of rose flowers, the effects of drying and extraction methods on the aoa of rose flowers were investigated. the results indicated that drying after high - temperature short - time pretreatment was rather effective to maintain their aoa ; the aoa of water extracts was stronger when the temperature was raised from 25 to 100 ; by using orthogonal test, the optimum extraction conditions of rose flowers were : solvent - 75 % ethanol ; ratio of material and solven - 1 : 10 ; extraction times - three times with 24 h at one time, at the room temperature. the extracts obtained by 75 % ethanol were fractionatedly extracted with petroleum, diethyl ether, ethyl acetate and n - butanol in turn, and the various fractions " aoa were analyzed
為了探討玫瑰花抗氧化活性的影響因子，比較了不同乾燥方法、提取方法對其抗氧化活性的影響，發現：經短時高溫處理后再進行乾燥有利於較好地保持玫瑰花的抗氧化活性；以水作溶劑提取時， 25 100范圍內水提液的抗氧化活性隨著溫度的升高而增強；通過正交實驗篩選得到常溫下玫瑰花抗氧化活性物質的最佳提取方法為： 75乙醇為溶劑，液料比1 ： 10 ，提取3次，每次24h ； 75乙醇提取物依次用石油醚、乙醚、乙酸乙酯、正丁醇等有機溶劑進行兩相分部萃取，發現玫瑰花的抗氧化活性物質主要存在於乙酸乙酯部，說明玫瑰花抗氧化活性主要成分可能是單寧類、黃酮苷類和原花色素類化合物； 4分享友人