果膠的膠凝度 的英文怎麼說
中文拼音 [guǒjiāodejiāoníngdù]
果膠的膠凝度
英文
pectin grade- 果 : Ⅰ名詞1 (果子) fruit 2 (事情的結局; 結果) result ; consequence 3 (姓氏) a surname Ⅱ動詞(吃...
- 膠 : Ⅰ名詞1 (某些具有黏性的物質) glue; gum 2 (橡膠) rubber 3 (姓氏) a surname Ⅱ動詞(用膠粘) st...
- 的 : 4次方是 The fourth power of 2 is direction
- 凝 : 動詞1. (凝結) congeal; curdle; coagulate 2. (注意力集中) fix
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 果膠 : pectin果膠基質 pectic matrix; 果膠酶 pectase; pectinase; pectolase; 果膠纖維素 pecto cellulose; ...
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The cholesteryl liquid crystal mixture was microcapsulized by complex coacervation method using gelatin and acacia as membrane materials. the effects of the concentr ation and quantity of arabic gum on the microcapsule particle size and color showing were also studied
最後,採用以明膠?阿拉伯樹膠為囊壁材料的復凝聚法對配製的顯色示溫混合液晶進行了微膠囊化處理,並著重討論了阿拉伯樹膠的濃度及用量對液晶微膠囊粒度及顯色效果的影響。Hi this thesis, the setting time of various retarders had been tested, in which three retarders with good retarding action, citric acid, sodium tripolyphosphate, bone glue are respectively chosen from three types of retarders, hydroxyl carboxylic acid type, phosphate type and protein type, and the strength and setting time of gypsum added with them are determined. effect of some factors, such as ph value, fineness of hemihydrate, type of gypsum on the retarding action of the retarders is also studied
本文對多種緩凝劑進行凝結時間測試,選擇效果良好的羥基羧酸、無機鹽和蛋白質類型的三種緩凝劑:檸檬酸、多聚磷酸鈉和骨膠,測定它們對石膏凝結時間、強度等宏觀性能的影響,並分別研究ph值、石膏細度和石膏種類等因素對它們的緩凝效果的影響。The limno2 synthesized by sol - gel method was orthorhombic phase and pmnm space group, with farthing impurity of mn2o3 。 the result of sem showed that the size of flake was about 1 ~ 2 m, the thickness of flake was about 50 ~ 100nm. the highest discharge capacity is 170. 7mah / g
溶膠凝膠法所得limno2材料的xrd結果顯示,該材料為斜方晶系, pmnm空間群,有極少量mn2o3雜質; sem結果顯示其片層尺寸大約在1 ~ 2 m ,厚度大約為50 ~ 100nm 。It is well known that wo3 is a conductance - type semiconductor gas sensing material, but the research on fish freshness detector with wo3 - based gas sensor to trimethylamine is still at a beginning stage. in this project, the wo3 - based gas sensors to trimethylamine are made, and their gas sensing performance are researched, especially at low temperature, the results are as follows : 1. the nano - sized wo3 powder is prepared by sol - gel method of sodium tungstate and hydrochloric acid, and its microstructure is analyzed by using xrd, sem and tem, for material ’ s microstructure is closely related to gas sensing performance
本課題制備了wo3材料,並以它為基材,製作了三甲胺氣敏傳感器,研究了其對三甲胺的氣敏性能,尤其是低工作溫度下的氣敏性能,得到結果如下: 1 、本課題以鎢酸鈉和濃鹽酸為反應物,用溶膠凝膠法制備了納米wo3材料,並採用x射線衍射分析儀( xrd ) ,掃描電鏡( sem ) ,透射電鏡( tem )對該材料進行結構分析和形貌觀察,研究發現材料的微觀結構與氣敏性能緊密相關。With the very low water to cement ratio, rpc has ultra - high strength high ductility and low permeability. in this paper, the compressive strength of rpc can reach to a high point with the number approximately 135mpa. as illustrated from the study results, we can approve some fundamental conclusions : there are big effects on rpc with deferent kinds and properties of raw materials and deferent curing conditions ; stress - strain curve shows the process of destroy with rpc samples ; x - ray diffraction analysis indicates that heat treatment at temperatures 90 accelerate the hydration of rpc sharply, therefore, mechanical and microstructural properties of rpc are highly dependent on heat treatment ; it is believed that rpc materials have excellent resistance to chloride permeability ; during the heat treatment, the shrinkage of rpc developed quickly because of chemical reactions ; the rpc with slag mostly has the advantage of rpc without slag about resistance to solutions corrosion
研究結果表明:通過對rpc各組分摻量變化的研究,可以找到rpc的最優配合比;試件成型后的熱養護制度對rpc的性能影響巨大; rpc的抗壓應力?應變曲線可以反映出試件受破壞時微裂紋的擴展情況,剛纖維的摻入可以大幅改善rpc的韌性; rpc在成型后存在較大的收縮,而其中的化學收縮要遠遠大於乾燥收縮; rpc具有很強的抗氯離子滲透性能,漿體的密實度很高;通過x射線衍射實驗,可以發現rpc的膠凝體中ch晶體已經幾乎不存在,膠凝體主要由c - s - h凝膠和未水化水泥顆粒組成;在抗溶液侵蝕的實驗中,摻礦渣rpc的抗溶液侵蝕性能在絕大多數情況下要好於不摻礦渣試件,酸、堿溶液和浙江工業大學碩士學位論文摘要一些鹽溶液都會對rpc的結構產生侵蝕作用,但是機理各有不同。Extraction of large - fragment genomic dna in order to gain dna template of pcr amplification ( long pcr amplification and salvage pcr amplification ) which was high purity and large fragment, three methods were used to extract genomic dna of bacillus subtilis, i. e. low melting - point agarose embedding method, sds - proteinase k - phenol chloroform extraction method and bacterial genomic dna extraction kit method. the genomic dna of bacillus subtilis were gained by these methods, and the operated programs of the methods were improved. the results showed that the genomic dna extracted by low melting - point agarose embedding method were obviously biggest than that of another two methods
大片段基因組dna的提取為了獲得用於pcr擴增(長距離pcr擴增和分段pcr擴增)的高純度、大片段(至少為pcr產物長度的4倍)的dna模板,應用三種方法:低熔點瓊脂糖包埋法, sds -蛋白酶k -酚氯仿抽提法和細菌基因組dna提取試劑盒法,分別提取獲得了枯草桿菌基因組dna ,並對3種方法的操作程序進行了不同程度的改進,結果表明:低熔點瓊脂糖包埋法提取的基因組dna片段明顯大於后兩種方法,採用0 . 5瓊脂糖凝膠電泳3h ,仍然跑不出加樣孔。Citric acid, taking the place of hno3, solutes the substance which does not solute in solution, and it acts as the ligand of metallic ionic and the hydrolysis catalyst of si ( oc2h5 ) 4, which reduces the pollution caused by no2 which forms at the decompose process of the hot treatment. by changing the means of calcine of the drier gel, choosing the suitable temperature to burn the gel, the high temperature calcine time is shorted, which solves the question of the long period calcine. so the preparation process of the matrix and composite was finished by using more lower temperature than the traditional solid state reaction and more shorter time than the traditional sol - gel process
結果使基質和復合物的制備在比傳統的固相反應法低得多的溫度下和比常規的溶膠凝膠法短得多的時間里完成;五、對基質及復合物的干凝膠、粉體和燒結體進行了ir 、 dta 、 xrd 、 seni及交流阻抗譜表徵,研究結果表明:在溶膠向凝膠的轉化過程中同時存在著正硅酸乙酯自身的聚合作用和檸檬酸鹽絡合物之間的聚合作用:干凝膠向產物粉體的轉化在400600c之間進行;基質li 。Therefore it is reasonable that special surface of steel - making slag powder is controlled in the rang between 450 - 500m2 / kg. furthermore, when special surface of different steel - making slag powders are close, steel - making slag powder, which surface is attached lot of fine particle powder or which degree of roundness is high, has higher cementitous property
實驗結果表明,提高比表面積可提高鋼渣粉的膠凝性能,但當比表面積超過500m ~ 2 kg時,鋼渣粉的膠凝性能提高已不顯著,鋼渣粉的最佳比表面積應控制在450 500m ~ 2 kg之間;比表面積相近時,表面有細小顆粒吸附且顆粒圓形度高的鋼渣粉有相對較高的膠凝性能。Generally speaking activity of steel - making slag is higher than first grade fly ash. influence of special surface and particle morphology of steel - making slag powder on cementitous property is studied by experiment. results show that cementitous property of steel - making slag powder increase with increase of its special surface, but increase of cementitous property is not obvious when its special surface is beyond 500 m2 / kg
實驗結果表明,提高比表面積可提高鋼渣粉的膠凝性能,但當比表面積超過500m ~ 2 kg時,鋼渣粉的膠凝性能提高已不顯著,鋼渣粉的最佳比表面積應控制在450 500m ~ 2 kg之間;比表面積相近時,表面有細小顆粒吸附且顆粒圓形度高的鋼渣粉有相對較高的膠凝性能。Results show that basic parameter can determinate content of c3s in steel - making slag powder ; however, it can not determine cementitious property of steel - making slag. cementitous property of steel - making slag powder is determined by mineral composition calculated from chemical composition and treating process, which means intrinsic cementitous property of steel - making slag is determined by total content of active mineral composition, c2s, c3s, c4af and c3a, and content of ca ( oh ) 2 marking loss of active mineral
研究結果表明,堿度僅能反映鋼渣中c _ 3s的含量,並不能完全反映鋼渣的膠凝性能;鋼渣的膠凝性能取決于由化學組成計算出的礦物組成及鋼渣的處理方式,即鋼渣中活性礦物c _ 2s 、 c _ 3s 、 c _ 4af及c _ 3a的總量及表徵活性損失礦物ca ( oh ) _ 2的量決定著鋼渣本身的膠凝性能。With the reference of many relevant materials, the author prepared a fined molybdenum disulfide powder with a average size of 800nm by ball milling, and a nano - copper with average size of 30nm in micromulsion solution method, and synthesized surface - modified titanium dioxide nanoparticles with average size of 40nm in organic media via sol - gel method. the tribological performances of three particles were studied by universal test as well, with the result of fined molybdenum disulfide powder with good reducing wear and antiwear performance at low load, nano - copper with good reducing wear and antiwear performance at high load, surface - modified titanium dioxide nanoparticles maintaining stable reducing wear and antiwear performance from low load to high load due to its characteristics of organic and inorganic nanocomposite. the results indicate that the nanocomposite is the most perspective oil additive. the reducing wear and antiwear mechanism of nano oil additive was studied with in - situ tribochemical principle. nano additives possess broadly developing prospect with its above - mentioned performance
在參閱了大量文獻的基礎上,分別採用了球磨法、微乳液法、溶膠?凝膠法制備了超細二硫化鉬、納米銅粒子、表面修飾納米二氧化鈦,經原子力顯微鏡測試,獲得的超細二硫化鉬的粒度平均在800nm以內,納米銅粒子平均粒度約為30nm ,表面修飾納米二氧化鈦平均粒度約為40nm ,在萬能摩擦磨損試驗機上測試了三種粒子的摩擦學特性,結果表明:在合理的添加濃度范圍內,超細二硫化鉬在低載時具有優良的減摩抗磨性能,納米銅在高載時具有比較好的減摩抗磨性能,表面修飾二氧化鈦粒子因具有有機與無機復合物的特性,從低載到高載都保持穩定的減摩抗磨性能。Regarding the rc beams subjected to concentrated load or even load and braced by bonding steel, an analysis is made on the relevant factors influencing maximum anchorage shear stress of steel sheet. the analysis is based on elastic theory and makes use of the formula for calculating anchorage shear stress of steel sheet. as indicated by the results, the maximum anchorage shear stress not only realtes to such parameters as height of cross section of rc beam and span but also relates to the thickness of adhesive layer, elastic modulus, thickness of steel sheet, and length of steel sheet. the present method will check maximum an chorage shear stress on the end of shear sheet so as to prevent rc beam from local damage. the present results will offer important reference for our country to further perfect bracing design by bonding steel method
在彈性理論的基礎上,利用鋼板錨固剪應力計算公式,對在集中荷載或均布荷載作用下採用粘鋼加固的混凝土梁,分析鋼板錨固最大剪應力的有關影響因數.結果表明,最大錨固剪應力不但和混凝土梁的截面高度、跨度等參數有關,還和粘膠層厚度、彈性模量、鋼板厚度及鋼板長度有關.採用文中方法可以對鋼板端部最大錨固剪應力進行驗算,防止混凝土梁出現局部受拉破壞.研究結果為進一步完善我國粘鋼法加固設計提供重要的參考資料With the increase of silane content, the content of gelatin increased continuously and ntc phenomenon disappeared gradually. when the silane content reach a certain volume, the ntc phenomenon was eliminated completely, at one time, the content of gelatin keep stable. 4 、 heating treatment can improve ptc characteristic of composite and increase ptc intensity. when the temperature and time of
隨著硅烷含量的增加凝膠含量不斷的增加, ntc現象逐漸消失,達到一定值時ntc現象消失,凝膠含量不再提高; 4 、熱處理可以改善導電復合材料的ptc特性,提高它的ptc強度,熱處理溫度為120 ,熱處理時間為30h時效果最為明顯。Western - blotting result demostrated rhpf4 had specific reaction with rabbit anti - hpf4 antibody. our system improve the expression level of r hpf4 by 80 fold compared with pt7 - 7 - r hpf4. after purified and renatured, r hpf4 prepared by our methods has bioactivity like wide hpf4. our study establish a stable base for further reseach of the h pf4 and provide a theoretics gist for modulative mechanism of eukaryotic protein expression in prokaryotic cells
我們構建的rhpn原核高效表達系統經m page及凝膠密度掃描分析結果表明, rhpf4表達量占菌體總蛋白量的25 30 ,較原表達克隆pt7 7 rhpf4提高了近80倍,經快速高效的包涵體分高純化工藝和復性工藝, rhpf4具有野生蛋白活性。Based on the dta / tg and tem patterns, we chosed 450 c as the lowest temperature and 2 hours as the shortest time for calcining
根據dta tg和tem分析結果,我們選定凝膠的最低煅燒溫度為450 ,最低煅燒時間為2小時。The following principles are proved : increasing cfp adhesive length will release the concentrating of shear stress near the cutoff point, this will lead to the increment of loading - bear capacity of concrete beams ; increasing the thickness of cfp will improve the transition of load from concrete beam to cfp, this is useful to exert the potential of cfp ; in creasing the anti - shear modulus of adhesive will result enhance the concentrating of shear stress, this is harmful to the effect of cfp reinforced concrete beams
本文的理論分析結果可以表明:增加碳纖維板的粘結長度可以緩解碳纖維板端部界面上的剪應力集中,改善混凝土梁結構的加固效果;增大碳纖維板的粘結厚度可以增大界面上的剪應力,改善混凝土樑上載荷向碳纖維板的傳遞效果,有利於充分發揮碳纖維布的潛能;如果粘結膠層的抗剪模量過大會加劇剪應力的集中,從而對碳纖維加固的效果不利。The samples were characterized contrastively by sem, tem, saed, positron annihilate and the different mechanism for two methods were preliminarily discussed. the experimental results showed that nano - cuo prepared by sol - gel method was spherical, which was agglomerated badly and can aging easily. however, nano - cuo prepared by pressure - hydrothermal method has loose and thin - piece appearance structure
結果表明,溶膠-凝膠法制得的氧化銅粉末呈類球形,團聚嚴重,易老化;而壓力-熱液法制得的氧化銅具有疏鬆的、薄片狀的外觀結構,粒子厚度約為20nm ,分散性較好、抗老化能力強;壓力-熱液法制備的氧化銅比溶膠-凝膠法制備的氧化銅缺陷濃度小。This thesis focuses on the study of the layered lithium nickel - based oxides as catho de materials lithium - ion batteries, the main aspects follow : 1 study on the synthesis and properties of linixco1 - xo2 by the sol - gel method compared with solid - state method, sol - gel method enjoys the advantage of lower calcining temperature and small uniform particle size of products. after the xrd measurement, it was shown that the single - phase layered compound can be prepared in sintering temperature of 750 for 6 ~ 8 hours. the sintering temperature, the properties and the amounts of doping materials can all affect the product ' s phase, and its structure ( lattice parameter, crystal phase distance )
本論文的研究工作主要集中在作為鋰離子電池正極材料的層狀鋰鎳基氧化物上,包括以下幾個方面: 1溶膠凝膠法( sol - gel )合成lini _ xco _ ( 1 - x ) o _ 2的研究與固相合成法相比,溶膠凝膠法合成lini _ xco _ ( 1 - x ) o _ 2煅燒溫度低,產物顆粒均勻一致,經過xrd的測試過后,結果表明750下燒結6 8小時,即可得到單相產物;燒結溫度,摻雜劑的種類及摻雜劑量均對產物物相的形成產生影響,並對產物的結構產生影響。The isolation of crude cu, zn - sod can be started with organic solvents ( ethanol - chloroform ) in the classical manner. then we take two different methods : the first one is that chromatography is carried out on sephadex g100, g50 at room temperature with ph7. 6, 0
純化后的兩種樣品經聚丙烯酰胺凝膠電泳鑒定和酶活性測定,結果表明:兩種方法分離純化的sod純度高,活力也高,說明後者在前者的基礎上發展起來后,更趨于合理。Test results show chloride ions critical content in immersion conditions is always larger than that in cycle of dry and wet for the same concrete, that is, test conditions affects chloride ions critical content value. in the same conditions, water / binder ratio obviously affects chloride ions critical content, but the influence of fly ash or slag on chloride ions critical content is not obvious. it is obtained the equation that chloride ions critical content change with water / binder ratio through linear fitting experiment data
結果表明,同技術條件的混凝土試件,在全浸泡條件下的氯離子臨界濃度均要大於干濕循環條件下的,即臨界濃度大小受到試驗條件的影響;相同的試驗條件下,水膠比對氯離子臨界濃度大小有顯著地影響,而摻入適量的粉煤灰或礦渣粉對氯離子臨界濃度無明顯地影響。分享友人