硫酸烷化 的英文怎麼說
中文拼音 [liúsuānwánhuà]
硫酸烷化
英文
sulfuric-acid alkylation-
Cleanup corrosive substance in pipe such as internal water, clean oil, methane hydrate, ferric oxide, carbide dust, carbon bisulfide, hydrosulphurice acide, etc. ; reduce corrosion damages to inner wall of pipeline caused by corrosive substance ; clarify pipe route again ; inspect pipe deformation ; check perfectness ratio of valves along pipe ; decrease working backpressure
清除管線內部積水、輕質油、甲烷水合物、氧化鐵、碳化物粉塵、二硫化碳、氫硫酸等腐蝕性物質；降低腐蝕性物質對管道內壁的腐蝕損傷；重新明確管線走向；檢測管線變形；檢查沿線閥門完好率；減小工作回壓。The nitrosation of cyclohexanecarboxylic acid ( cca ) with nitrosyl sulfuric acid is an important industrial process to produce - caprolactam
摘要由環己烷羧酸與亞硝基硫酸的亞硝化反應制取己內酰胺是一個重要的工業反應過程。The experiments showed that there also existed a parallel reaction between cca and so3 as well as an intercrossing reaction between caprolactam and nitrosyl sulfuric acid, except for the nitrosation of cca
實驗證實了該過程伴有環己烷羧酸與三氧化硫作用的平行副反應以及己內酰胺與亞硝基硫酸作用的串聯副反應，由此提出了亞硝化過程的反應動力學模型。Three kinds of microbe, i. e. methane - oxidizing bacteria, anaerobic cellulose - decomposing bacteria and sulfate - reducing bacteria, were selected for experimental study, so the disturbance of surface biochemical effect was effectively inhibited, thus causing the microbiological anomaly to be able to reflect objectively the deep - seated hydrocarbon micro - leakage, it is pointed out that the result of predicting subsurface hydrocarbon distribution by use of the microbiological anomalies is obvious
選擇三種微生物指標：甲烷氧化菌、厭氧纖維素分解菌和硫酸鹽還原菌進行試驗研究，有效地抑制了地表生物化學作用的干擾，使微生物異常能夠較客觀反映地下深部油氣微滲漏情況，微生物異常預測地下油氣的分佈，效果顯著。The effect of the catalysts, e. g., concd. sulfuric acid, p - toluenesulfonic acid, dodecylbenzenesul - fonic acid on the esterification of starch was studied with cassava starch as the raw material, acetic anhydride as the esterifying agent and acetic acid as the dispersion medium
摘要以木薯澱粉為原料，用醋酸酐為酯化劑，以乙酸為分散遞質，探索了以濃硫酸、對甲基苯磺酸、十二烷基苯磺酸為催化劑對澱粉醋酯化反應的影響。Scanning electron microscope ( sem ) and x - ray photoelectron spectroscopy ( xps ) studies indicated that the additive of cs _ 2 took part in the sei film - forming in the process of battery cycles. the elements of carbon, oxygen and fluorin are the main members in the compounds of sei film. sulfur is also one of the main elements of the sei film when the electrolyte included additive of cs _ 2
利用掃描電子顯微鏡和x射線光電子能譜研究表明，二硫化碳在電池的循環過程中參與了sei膜的形成， sei膜的組成物質中主要是c 、 o 、 f三種元素，加入二硫化碳后， s元素也成為主要組分， sei膜的主要組成物質有烷基氧鋰、烷基碳酸酯鋰、碳酸鋰、硫酸鹽、聚烯烴及氟化鋰等。Catalytic - photometric determination of trace amounts of manganese with sodium lauryl sulfate as sensitizer
以十二烷基硫酸鈉為增敏劑催化光度法測定痕量錳Sodium ethoxylated alkyl sulfate - determination of unsulfated matter content
乙氧基化烷基硫酸鈉未硫酸化物含量的測定Optimum conditions for extracting curcumin with sodium dodecyl sulfate
十二烷基硫酸鈉提取姜黃素的工藝優化This park lies in the east of mashanzi town, the total area is 4 million m2, which is very adequate for big - pattern salt chemistry projects, such as soda, caustic soda, potassium ferric sulfate, magnesium, vcm / pvc and so on
園區位於馬山子鎮東部，規劃面積6000畝，非常適宜上大型鹽化工項目，如大規模生產純堿、離子膜燒堿、硫酸鉀鎂肥，環氧氯丙烷、 vcm / pvc等項目。Sodium ethoxylated alkyl sulfate - determination of total active matter content
乙氧基化烷基硫酸鈉總活性物含量的測定Single - walled carbon nanotubes ( swnts ) were opened and oxidized in the concentrated h2so4 / hno3 mixture ( volume ratio : 3 : 1 ), hydroxyl groups could be brought into the swnts after oxidation modification treatment, and the long - chain silane coupling agent was grafted onto swnts via hydroxyl - silanol route
摘要採用混酸體系（濃硫酸濃硝酸體積比為3 / 1 ）對單壁碳納米管進行了氧化處理，並通過氧化處理后在單壁碳納米管表面生成的羥基官能團與長鏈硅烷偶聯劑進行反應，制備了表面有機修飾的單壁碳納米管。The results show that the chosen test variables have no effect on the activity of methane, except that the activity refeering to the blast limit was restrained at a certain extent by nitrogen and carbon dioxide adulteration
結果表明，甲烷活性隨貯存時間的延長沒有變化，甲烷通過水、硫酸、氫氧化鈉洗氣后活性沒有變化；氮氣、二氧化碳在一定程度上可抑制甲烷與空氣混合爆炸，且二氧化碳的影響稍大；氨氣則沒有影響。A novel aqueous two - phase system can be formed by the mixtures of a polymer and cationicanionic surfactants. such a system can be used as a partitioning system of proteins. in this work, we investigated the formation, phase behavior and protein partitioning in aqueous two - phase systems formed by dodecyltriethylammonium bromide / sodium dodecylsulfate / peg and dodecyltriethylammonium bromide / sodium dodecylsulfate / dextran. the ligands with affinity were attached to the polymers and the affinity partitioning of proteins was investigated. it was shown that the surfactants and polymers are enriched in different phases of aqueous two - phase systems. phase separation are promoted by increasing temperature and adding inorganic salts. different proteins are partitioned in different phases. the selectivity of protein partitioning is increased by adding ligands with affinity
報道了由正負離子表面活性劑與高聚物混合溶液形成的一種可用於蛋白質的分離及分析的新型雙水相萃取體系.研究了正負離子表面活性劑（溴化十二烷基三乙銨/十二烷基硫酸鈉）分別與葡聚糖和聚乙二醇混合雙水相體系的形成規律、相行為及牛血清蛋白和溶菌酶在雙水相體系中的分配.通過在高聚物分子中接上親和配基，研究蛋白質在雙水相體系中的親和分配.結果表明，在該體系中，表面活性劑與高聚物分別富集於不同相中.升高溫度及加入無機鹽均可促進雙水相體系的形成，不同蛋白質可分配于不同的相中.親和配基的引入極大地增強了蛋白質分配的選擇性Analysis of surface active agents raw materials - ethoxylated alcohol and alkylphenol sulfates - method for determination of unsulfated matter content
表面活性劑.乙氧乙醇和硫酸乙氧烷基苯酚.非硫化物含量的測量Abstract : inhibition mechanisms of sulphate reduction to methane - producing bacteria ( mpb ) in the process of anaerobic digestion of high - sulphate - content wastewater were described in this paper. they were described mainly by the competition between sulphate - reducing bacteria ( srb ) and methane - producing bacteria ( mpb ), and inhibition of sulfide produced by the microbial reduction of sulphate, meanwhile, the present anaerobic digestion technologies for the high - sulphate - content wastewater treatment were introduced
文摘:本文通過硫酸鹽還原菌和產甲烷菌的競爭、硫化物對產甲烷菌的毒害二方面，論述了在高硫酸鹽有機廢水厭氧處理過程中，硫酸鹽還原作用對產甲烷菌活性的抑制機理，同時，介紹了當前高硫酸鹽有機廢水的厭氧處理工藝。Sodium ethoxylated alkyl sulfate - determination of the mean relative molecular mass
乙氧基化烷基硫酸鈉平均相對分子量的測定Synergistic inhibition between cetyltrimethyl ammonium bromide and nacl on the corrosion of cold rolled steel in the various concentrations of sulfuric acid
十六烷基三甲基溴化銨與氯化鈉對不同濃度硫酸中冷軋鋼的緩蝕協同作用The result shows that the sources of pollutant mainly include non - point - source, line - source and point - source, with nh ( superscript + subscript 4 ), no ( superscript - subscript 3 ), so ( superscript 2 - subscript 4 ), phenanthrene, bhc, fe and mn mainly from non - point - source, nh ( superscript + subscript 4 ), hg, cd, cod, phenanthrene, bhc mainly from line - source, and so ( superscript 2 - subscript 4 ), dimethoate and cn ( superscript - ) from point - source
研究結果表明，地下水污染源有面源污染、線源污染、點源污染；其中屬于面源污染的污染物主要有氨氮、硝氮、硫酸根、菲、六氯環已烷、鐵和錳；屬于線源污染的污染物主要有氨氮、汞、鎘、 cod 、菲、六氯環已烷等；屬于點源污染的污染物有硫酸根、樂果、氰化物。Dispersed elements like cd, ge, and ga were transported in the form of chlorine complexes or adsorbed by chlorine complexes of pb and zn. thermal degradation of organic materials resulted in the generation of ch4 which further initiated the reduction of sulfates and the precipitation of sulfides
Cd 、 ge 、 ga等分散元素可能形成了部分氯化物絡合物或者被pb 、 zn的絡合物吸附而隨之一起遷移；含礦熱液帶來的熱能使礦化圍巖中有機質發生熱降解作用產生甲烷，從而導致硫酸鹽的還原和金屬硫化物的沉澱。分享友人