The invention adopts surfactant of amphipathic block copolymer as structure-directing agent to be dissolved in alcohol solvent, and niobium sources and aqueous solution of inorganic salts are added as structural promoter to be stirred for a certain period of time in the room temperature to form colloid; the colloid is then heated and volatilized under low temperature to remove the solvent and dried and calcined under high temperature to obtain the mesoporous columbium oxide.

本發(fā)明將雙親性嵌段高分子表面活性劑作為結(jié)構(gòu)導(dǎo)向劑溶解于醇類溶劑中男女免费视频在线观看网址，加入鈮源和無(wú)機(jī)鹽類水溶液作為結(jié)構(gòu)促進(jìn)劑A片av无码免费在线观看，在室溫下攪拌一段時(shí)間后形成膠體天天干干干，低溫下加熱揮發(fā)除去溶劑国产精品久久久性色AV，經(jīng)干燥免费网站看av片在线观看、高溫焙燒而成在线看羞羞视频。

The binary system containing the alkanolamide/HPAM and the three compound combination system containing alkanolamide/HPAM/alkali which was prepared, the interfacial tension between Daqing crude oil and system was researched, the compatibleness between alkanolamide surfactant of different carbon numbers and oily sewage was investigated.

配制了烷醇酰胺/HPAM二元驅(qū)油體系、烷醇酰胺/HPAM/堿三元驅(qū)油體系欧美xxxx极品第一视角，考察了體系與大慶四廠原油的界面張力久久久久久免费大片，研究了不同碳鏈長(zhǎng)度的烷醇酰胺表面活性劑與大慶四廠油水的配伍性。

The surfactant-protein interaction was studied by conductometer in this work. According to experimental results, two models of the interactions between surfactants and proteins were deduced. One is hydrophobic interaction model; the other is electrostatic force model.

較系統(tǒng)地研究了溶液中離子型表面活性劑與蛋白質(zhì)相互作用時(shí)電導(dǎo)率的變化日韩亚洲欧美激情视频，并根據(jù)實(shí)驗(yàn)現(xiàn)象得出表面活性劑與蛋白質(zhì)作用的兩種模式－疏水作用模式和電荷作用模式国内大量愉拍人妻精品视频。

Therefore, we studied two levels of biochemistry processing water leakage again in turn after the ozone tower, the ceramic filter the tower and the activated charcoal tower union depth processing craft again, this place principle craft its COD remove rate was 72.8%, anionic surfactant medicinal preparation remove rate was 90.9%, petroleum class remove rate was 78.8%, the total phosphorus and total nitrogen remove rate separately was 73.8% and 82.7%, the final water leakage might directly use in the city afforests, flushes the restroom, eliminates and washes the vehicle and so on, had the good environment, the society and the economic efficiency.

為此，我們又研究了二級(jí)生化處理出水再依次經(jīng)過臭氧塔黃色視頻久久免費、陶濾塔與活性炭塔的聯(lián)合深度處理工藝国产黄色网站在线看，該處理工藝其COD去除率為72.8%十八岁禁网站黄，陰離子表面活性劑去除率為90.9%，石油類的去除率為78.8%色色哟呦，總磷和總氮的去除率分別為73.8%和82.7%欧美交a欧美精品喷水，最后出水可直接用于城市綠化、沖廁欧美精品久久久久久中文、掃除及洗車等日韩最大的男女视频网站，具有良好的環(huán)境、社會(huì)和經(jīng)濟(jì)效益国产乱交视频操小阴道。

The color reaction of the cationic dye crystal violet, with anionic surfactant, sodium dodecyl sulfate was studied in this paper.

本文研究了堿性染料與陰離子表面活性劑十二烷基硫酸鈉的顯色反應(yīng)激情视频文学。

Application of the material characteristics of the absorption spectra were studied under different conditions of crystal violet and the anionic surfactant sodium dodecyl sulfate to form ion-association complex of the purple of the optical properties.

應(yīng)用物質(zhì)的吸收光譜特性，研究了不同的條件下結(jié)晶紫與陰離子表面活性劑十二烷基磺酸鈉形成的紫色離子締合物的光學(xué)特性禁止啪啪啪免费视频观看。

In this paper, for the first time, introducing Gemini surfactant to application of oil field. Adoptting method different from ordinary method which evaluatesthe fracturing fluids" capacity of suspending proppant--recur to densimeter toquantificationally test the viscoelastic surfactants fracturing fluids" capacity of suspension.

本文首次將雙子表面活性劑引入油田應(yīng)用中BBIXX免费视频无码，并采用了不同于常規(guī)評(píng)價(jià)懸浮性能的方法—借用液體密度計(jì)對(duì)壓裂液配方的懸浮性進(jìn)行定量測(cè)試。

Experimental study of depressurization and augmented injection with surfactant of low concentration is carried out in several low permeability oilfields.

在絕對(duì)滲透率難以改變的客觀條件下欧美强奸网站，通過改變油91中文字幕国产、水及巖石間的界面張力，從而改善油A级黄色毛片免费看、水滲流性男女交性无遮挡在线观看，提高水相滲透率，降低低滲透油層注入壓力免费A级毛片无码免費视频，并在一些低滲透油田開展了低濃度活性劑降壓增注試驗(yàn)研究精品国产欧美一区二区五十路，取得了一定的效果。

The properties of this surfactant were examined by numbers, including surface tension, foaming power, wetting power, emulsification, detergence, dispersion ability, stability in hard water and thermal stability.

對(duì)產(chǎn)物雙十二烷基乙氧基二硫酸酯鈉進(jìn)行系統(tǒng)的性能研究亚洲av一级二级三级免费观看，包括表面張力色诱久久av无码电影网站、泡沫力、潤(rùn)濕力欧美精品黑人性XXXXWWW、乳化力91香蕉国产在线观看人员青、去污力、分散力性爱一级、在硬水中的穩(wěn)定性和熱穩(wěn)定性等欧美视频在线观看熟。

The surfactant was suitable to compound detergent for heavy oil contamination, showing strong detergence, moderate foam, fine stability, innocuity, and low-cost merit.

該表面活性劑適合配置重油污型的洗滌劑，具有去油污力強(qiáng)中文字幕黃色av，泡沫適中国产一级精品A级毛片，穩(wěn)定性能良好，無(wú)毒久久99视频首页，成本低廉等優(yōu)點(diǎn)欧美专区91第三页。