溶濾的 的英文怎麼說
中文拼音 [rónglǜde]
溶濾的
英文
lixivial-
According to the frequently used methods of extraction and isolation of natural products from organic body, the freeze - dried ascidian tunica was exhaustively extracted with 100 % chloroform then the combined extracts were filtered and the solvent was separately concentrated under vacuum to yield a dark - brown gum
按照目前比較常用的天然產物的提取分離辦法,將樣品冷凍乾燥后,用100氯仿浸泡,收集氯仿濾液,減壓蒸餾濃縮去除浸提溶劑,得到黑褐色的浸膏狀物質。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。At 70c, dissolved time 60min, solvent ratio 125 : 50ml / g, the effect of benzene is best to separating phenanthrene of crude anthracene, phenanthrene content of crude anthracene is increased from 10. 3 % to 41. 7 %. at 120c, dissolved time 80min, the solvent ratio 75 : 30ml / g, the effect of dmf is best to separate carbazole from the compound of anthracene and carbazole, and in the high or common temperature when the compound is separated the solid content may be seen that anthracene content is almost. so, the common temperature is selected in the filtration of the experiment
苯在70 』 c 、溶解時間60min 、溶劑比125 : 5oml / g ,對分離粗蔥中菲的效果最好,可以使粗蔥中菲的含量從10 . 3 %提到41 . 7 % 。 dmf在120 』 c 、溶解時間somin 、溶劑比75 : 30ml / g時,對分離蔥和咔哇混合物中咔哇的效果最好,並且從高溫和低溫下分離后得到固體含量可以看出,在這兩個溫度下過濾得到蔥的含量差不多,因此,本實驗選擇在常溫下過濾。The research status of the world diesel exhaust aftertreatment technology is summarized systemicallyo at the same time, the development status and problems about oxygenation catalysis converter and particulate filter are analyzed on the basis of mentioned informations, we bring up a diesel exhaust cleanse system, that adopts the technique course of catalysis conversion combining particulate collection and regeneration the system collects exhaust particulate by means of efficacious filtering material it can oxidize ho co and macromolecule solvable organic via catalyst and diesel oil additive enhanced temperature will partly oxidize collected particulate and ultimately achieve the aim of exhaust reduction, after processing system frame design and trial matching, it ' s detected that the system can surely cleanse gas exhaust and particulate in addition, gas - ejected combustion - supporting regeneration for diesel particulate filter is also researched, we have rudimentarily designed the software and hardware of the g as - ejected combustion - supporting system having processed a series of trials, we discover the rules of the system credibly working these rules demonstrate the right direction for researching gas - ejected combustion - supporting regeneration technology
本文系統地介紹了國內外柴油機排氣后處理技術的研究現狀,分析了氧化催化轉化器和微粒捕集器的發展現狀及存在的問題,以此為基礎,提出了一種柴油機排氣凈化系統,該系統採用催化轉化與微粒捕集及再生相結合的技術路線,通過過濾材料的有效過濾,將排氣中的微粒進行收集,藉助于催化劑和柴油添加劑使排氣中hc 、 co及高分子可溶性有機物氧化,產生的高溫使得收集到的微粒部分氧化,從而達到降低排放的效果。通過系統結構設計和試驗匹配,實現了對氣體排放物和微粒的凈化。同時,論文中還進行了柴油機微粒捕集器噴氣助燃再生的研究,初步設計了噴氣助燃系統,進行了控制系統軟、硬體的開發,通過正交試驗,摸索出了噴氣助燃系統可靠工作的一般規律,為噴氣助燃再生技術的開發提供了方向。The present work indicates the organic nf membranes and the inorganic nf membranes all have shortages, so develop composite nf membranes that have low cost, mechanically strong and thermally / chemically - resistant, easy to cleanout and good performances is a very important task. in this paper, the preparation of inorganic - organic composite nf membranes were presented. this composite comprise a porous sio2 / al2o3 support substrate, the pore diameters of which ranging from 10 to 15 nm, this inorganic support substrate having a polymer membrane which comprises an polyvinyl alcohol ( pva ) or polyamide ( pa ) densely deposited on at least one of the face surfaces thereof, the structural porosity of such pva and pa membrane ranging from 3 to 5 nm
本論文以開發無機?有機復合納濾膜為出發點,首先在al _ 2o _ 3多孔微濾膜上利用溶膠?凝膠法制備sio _ 2 al _ 2o _ 3無機復合超濾膜作為無機?有機復合納濾膜的基膜;選用聚乙烯醇和聚酰胺為表面功能層材料,分別探討了以羥基丁二酸和磺基水楊酸為混合交聯劑,採用浸塗法制備了聚乙烯醇sio _ 2 ? al _ 2o _ 3復合納濾膜;以均苯二甲酰氯、哌嗪和二胺為單體,採用界面聚合法制備了聚酰胺sio _ 2 ? al _ 2o _ 3復合納濾膜,並對影響膜性能的諸多因素進行系統研究。The filtrates were treated with a solution of 3. 0 grams of sodium iodide in a small amount of water.
濾液用少量水中溶有3克碘化鈉的溶液處理。The filter cake from the primary filtration is slurried with weak liquor from the secondary filters.
一段過濾得到的濾餅與二段過濾得來的稀溶液混合而成為料漿。Thus we can explain why the groundwater with high mineralization degree in lu - botan depression - gesso in terrane of the tertiary system is leaching by groundwater
如此,可以解釋鹵泊灘高礦化水的來源? ?地下水溶濾第三系巖層中的石膏等。Standard test method for pentane insolubles by membrane filtration
薄膜過濾法測定戊烷不溶物的標準試驗方法Testing of ceramic raw materials and materials ; determination of the soluble salts percolator method
陶瓷原材料和材料的檢驗.用滲濾器法測定可溶性鹽It set up the development of the world recognized high performance nanofiltration composite membrane of aromatic polyamide, on the basis of reviewing the development, the importance in the membrane separation technology, the classification, the fabrication technique and the current development of the research and the application of the nanofiltration membrane. polysulfone was chosen as the material for making the porous substrate because of its excellent compress - to - denseness resistance, its cheap price and its great availability. by fabricating an ultra thin polyamide functional layer on the polysulfone substrate through interfacial polymerization taking piperazine as the monomer in aqueous phase and trimesoyl chloride as the monomer in organic phase, high performance nanofiltration composite membranes of ultra low pressure and ultra high permeating flux were prepared
選擇耐壓密性能優良,價廉易得的聚碸材料為制備復合膜基膜材料,哌嗪為水相單體,均苯三甲酰氯為有機相單體,通過界面聚合反應在基膜表面形成超薄功能層,制備了超低壓高通量聚哌嗪均苯三甲酰胺聚碸納濾復合膜,以0 . 1 mgso _ 4溶液為測試液,所得高脫鹽平板復合膜( )在0 . 4mpa下,脫鹽率為96 . 1 ,通量達85 . 2lSimulate and control models of eu coupling solvating - out process
電超濾溶析結晶過程模擬與控制模型的建立The method of concentrating the decoloration solution of tylosin is usually carried out by thin film vacuum concentration. in this experiment, the concentration process is modified by using the nanofiltration membrane technique which is free from corrosive due to the extractant solvent and in the same time, heating and decomposition of the antibiotic are eliminated, the concentration course ia also distinctly shortened. in this process the small molecule can be filtered by water, and the quality of the product such as, the tyramine content, the solubility of the product, improved significantly. in addition, the membrane filtration process could save consumption of steam and cooling water
泰樂星提煉過程中原工藝脫色液用薄膜真空濃縮,本試驗改進為耐溶媒納濾膜濃縮,料液不需要加熱即可濃縮,防止了料液的高溫分解破壞,濃縮收率明顯提高在濃縮的同時,部分小分子雜質可以隨水分子一起通過納濾膜而除掉,成品質量明顯提高,解決了用原工藝成品酪胺、溶解度不合格的質量問題省去了原工藝濃縮中費用較高的蒸汽、冰鹽水,經濟效益可觀。The cadmium content in weathering phosphate rock is nearly two times of original phosphate rock, this demonstrates that under the surrounding of oxidization in the surface of the earth, cadmium is oxidized under the action of acidic water solution and is displaced distinctly
白果坪磷礦風化磷礦中的鎘含量較原生磷礦鎘含量高近一倍,表明在地表氧化環境下,鎘元素在酸性水溶液的作用下被氧化淋濾發生了明顯遷移。The pamps gel layer swells - shrinks reversibly as the solution environments ( ph and i ) change. the water flux increases with decreasing ph and decreases with 7
在凝膠復合膜過濾bsa溶液的實驗中,離子強度減小,截留率升高;離子強度增大,截留率下降。Through field investigation and analysis indoor, with studying all hydrochemistry data in detail, including macro components and micro components, the author finds out the hydrochemistry feature of ground water. for further specifying the ground water system, with cluster analysis of macro components of surface water and ground water in total 147 samples and the analysis of micro components, including ree, the main ground water systems are distinguished by and large, especially the ground water system main of fault no. 7 and fault no. 15 water bearing belts which have differences at macro and micro components between the two ground water systems, moreover, the main hydrogeochemistry effects are established such as lixiviation, oxidization, precipitation and mixing effect, especially the mixing effect which result in the complexit y of the hydrochemistry of deep bearing tectonic fracture water. based on them, the hydro geological model of upper dam base is established, meanwhile the author summarizes the hydrochemistry feature of weathering crevice water, surface tectonic crevice water and deep tectonic crevice water
為此,本文以大崗山壩區水文地球化學問題為研究對象,通過野外調查和室內分析,詳細的研究了壩區水化學資料,包括宏量組分、微量組分,查明了壩區地下水水化學特徵,對採集的147個地表及地下水樣的宏量組分進行聚類分析,結合微量元素,稀土元素的研究,並應用二氧化硅地熱溫標確定了深部構造裂隙水的熱源深度,基本區分了壩區各個主要地下水水系,特別是以f7 、 f15斷裂含水帶為主的地下水系,它們的宏量組分、微量組分以及稀土等方面均存在差異,以此為基礎,結合壩區水文地質條件,建立了壩區的上壩址的水文地質模型,同時通過分析了壩區花崗巖區的水化學資料,確立了壩區主要的水文地球化學作用,分別為:溶濾作用、氧化作用、沉澱作用、以及混合作用,混合作用是導致深部承壓裂隙水水化學復雜的主要原因,並總結了壩區風化裂隙水、淺部構造裂隙水、深部構造裂隙水的水化學特徵。Under the conditions of operation pressure about 0. 5mpa and feed temperature 25 c, the rejection performance of nacl feed solution ( 500ppm ), is about 35 %, while the flux is about 45ml cm - 2 h - 1. the pa membranes were prepared by interfacial polymerization, usingl, 3, 5 - benzenetricarbonyltrichlori2, 4 - dichloroterephthalaldehyd e, 1, 3 - phenylenediamine as monomers
研究結果表明, 5102 / a12o :無機復合超濾膜的研製原料正硅酸乙酷、乙醇、水、 n , n一二甲基甲酸胺( dcca )和hno3之間的配比、塗膜過程、熱處理溫度等直接影響著溶膠的質量和膜的性能。Abstract : this paper analyzed the mechanism of solutes removal from water in a pa cked granular bed based on the principles of adsorption equilibrium and mass tra nsfer, put forward a numeric method to predict the treatment effects, and how to u se the method in actual situation
文摘:本文從對流傳質和吸取平衡的基本原理出發,分析了顆粒填充床吸附溶質的機理,提出了用吸附模型的一種數值解來預測過濾處理的結果,以及如何在實際中應用該方法。Recrystallization takes patience, but it ' s worth it ! this video walks you through the procedure, from solubility tests to cold filtration, with information on one - solvent and two - solvent recrystallizations
再結晶須有耐心,但它是值得的!此影片讓你用一種溶劑與兩種溶劑的再結晶方法從溶解度測試到冷過濾來經驗此過程。It is considered that the underground hot water is infiltr ated and lixiviated water, which belongs to the conductive and convective type c ontrolled by deep and large scale fault
認為地下熱水為滲入起源溶濾水,地下熱水為受深大斷裂控制的傳導對流類型。分享友人