溶解度積 的英文怎麼說
中文拼音 [róngjiědùjī]
溶解度積
英文
solubility product-
Water, containing dissolved calcium hydrogen carbonate, passes through the limestone and drops evaporate on the stalactite, increasing its length with a deposit of calcium carbonate.
含有溶解碳酸氫鈣的水通過石灰石滴在鐘乳石上蒸發,隨著碳酸鈣沉積物的增加不斷增加著它的長度。The method of obtaining high concentration of na2feo4 solution by quick electrolysis mainly contains four aspects : adoption of either a diaphragm or an ionic membrane electrolytic cell in which a thin anodic cell lying between the two cathodes, ( 2 ) using an iron anode that has larger specific surface area, ( 3 ) keeping suitable concentration of naoh in the anodic cell, adoption of lower current density and higher electrolyzing speed. the practical technique parameters follow a s below : the naoh solution of 14 - 16mol / l, the temperature of 303 - 308k, the surface anodic current density of 300a / m2, the unit electrolyzing speed of efficiency larger than 6. 0a / l
快速電解獲取高濃度na _ 2feo _ 4溶液的方法,主要包括四個方面:採用兩陰極室夾一厚度較小的陽極室的隔膜(或離子膜)電解槽;使用比表面積較大的鐵網陽極;保持陽極室中有適宜濃度的濃naoh溶液;採用較低的電流密度和較高的電解速度。具體工藝參數是: 14 16mol / lnaoh溶液、溫度303 308k 、表觀陽極電流密度300a m ~ 2 、有效單位電解速度6 . 0a / l 。The photocatalytic activity of the samples was evaluated by the photocatalytic oxidation of nitrogen monoxide in the gaseous phase and the photocatalytic decolorization of methyl orange solution in the aqueous phase, respectively. the titania thin films on fused quartz were prepared by lpd method and then calcined at different temperatures
用液相沉積法在石英玻璃上制備了二氧化鈦薄膜,並在不同的溫度下進行熱處理,用甲基橙水溶液的降解脫色評價二氧化鈦薄膜的光催化活性。An improved hard - sphere model predicted rightly the changing trend of the standard partial molar volume of alkyl chain of amino acids with concentration of electrolyte, and confirmed the assumption that the sum of standard partial molar volumes of ch and ch3 groups is twice as many as the standard partial molar volume of ch2 group
摘要根據改進的硬球混合物模型,正確預測了氨基酸分子的烴鏈在電解質水溶液中的標準偏摩爾體積隨電解質濃度的變化關系,並證實了「氨基酸分子中ch和ch3基團的標準偏摩爾體積之和是ch2基團標準偏摩爾體積的2倍」這一假定。Besides, scan rate and cycle period also affect the result ; co - deposition of dualistic oxide is a focus of research, as an element in the same group, ir is selected. deposition rate of composition is decreased by the adding of ir composition, and when the proportion of ir exceeded 50 %, composition procession can be ceased. but cooperation of ir and ru oxide can highly increase the specific capacitance of active material ; annealing treatment under a certain temperature can help to change the hydrate ru composition into mixture state ru oxide, accordingly increase the stabilization of active material
研究表明:電解液的配製過程中,氯化釕濃度、溶液ph值、陳化時間、溶液溫度對電鍍效果均有影響,其中溶液ph值是最主要的影響因素;在儀器的使用條件探索中,理論結合實驗確定了本電鍍液體系循環伏安電勢窗的理想范圍,並發現循環伏安掃描速度和掃描周期對電鍍結果也有較大影響;混合氧化物的共沉澱是目前研究熱點,在此選用與釕同一族的銥作為共沉澱元素,銥的加入會阻礙氧化物的沉積速度,銥的比例超過50 %會使沉積作用停止,但是二元氧化物的協同作用使沉積的活性物質比容量大大提高;一定溫度下退火后處理作用會使水合釕化物轉變成混合價態的氧化釕,從而提高活性物質的穩定性。Deep dissolution is the important diagenesis for forming pores because of its fast buried rate and good preservation of organic matter. the difference is that deep dissolution is strong and fills large amount of bitumen in the section of danzhai, which shows they are pores when the oil and gas assembled ; but pores are comparatively less in the section of sandu
由於斜坡沉積埋藏速度快,較快進入埋藏成巖環境,所以深溶作用有機溶解作用是該地區最主要的成孔成巖作用,所不同的是:丹寨剖面該種作用較強,而且孔內大部分灌入瀝青,充分說明其是聚集期孔隙而三都剖面這種孔隙相對較少。According to the observed experiments that the na2feo4 solution with the same concentration and volume were decomposed by the same area of different membrane, we learned the order of the decomposing rate of na2feo4 caused by different membranes : soapnated cellulose acetate > vinylon > polypropylene polyvinyl chloride = polyethylene microfiber glass mat
從觀察等面積的隔膜引起同濃度同體積的na _ 2feo _ 4溶液的分解實驗可知,不同隔膜材料引起na _ 2feo _ 4溶液分解速率從大到小的順序是,皂化再生纖維素膜維尼綸無紡布改性聚丙烯膜聚氯乙烯膜輻射接枝聚乙烯膜復合玻璃纖維氈。( 3 ) box model results indicate that the net flux of suface water, flowing into the south china sea, is about 8. 364x 106t / s and the net flux of water, which is under suface water, flows out of the south china sea at about 8. 229x 106t / s on annual average. the quantity of din, reactive phosphate or reactice silicate, which sinked into deep water in the form of particle matter, was about 78, 71 and 80 percent of total quantity of din, reactive phosphate and reactive silicate, which flowed into suface water in any ways. but in these particle matters, ahout2. 9 percent of particle nitrogen, 2. 0 percent of particle phosphor and 8. 2 percent of particle silicon sinked into sediment
( 3 )據「箱式模型」估算年度平均南海表層水通量約為8 . 364 10 ~ 6t s的凈輸出,表層之下水體約有有8 . 229 10 ~ 6t s的凈輸入;同時到達表層溶解態無機氮、活性磷酸鹽和活性硅酸鹽總量中約有78 、 71和80隨顆粒物質下沉到深海;其中未被分解而進入海底沉積物的顆粒態氮、磷和硅僅占由表層沉降深海顆粒態氮、磷和硅的2 . 9 、 2 . 0和8 . 2 。The nanoparticle titanium dioxide was prepared with tnb as raw material by the sol - gel process, the effects of the alcohol salt concentration the kind of solvent the water volume hydro1yze temperature. the dried ways of the wet gel and the calcined temperature of the dry gel on the specific surface area. particle size
本文以鈦酸丁酯為前驅體,利用溶膠?凝膠法制備了納米級的tio _ 2粉體材料,通過正交實驗研究了醇鹽的濃度、溶劑的種類、水含量、水解溫度、乾燥條件和煅燒溫度等工藝條件對納米粒子的比表面積、粒徑大小及分佈、晶相組成等性能的影響。The program of data processing in determination of percent released of pharmaceutical preparation was developed ; two modules included in this program are connected but independence each other, one module calculate percent released, one module regress equation ; determination of percent released of pharmaceutical preparation, comparison of released curve in one reference frame and modeling mathematics model were realized by running this program. the program of formulation optimization based on artificial neural network was compiled to solve the nonlinear problem in formulation optimization. provided parameters were used to predict the released amount of a set of formulations
簡便,其計算結果與現有其他程序計算結果基本一致:開發固體制劑體外溶出試驗數據處理程序,程序運行時分為計算累積釋放百分率和優選最佳數學模型兩個相互連接又各自獨立的環節,實現了累積釋放百分率的自動計算,同一坐標系下釋放曲線的直觀比較,常用數學模型的擬合;開發基於人工神經網路的處方優化系統,解訣處方優化這一多目標、非線性優化問題,利用符合擬合精度的訓練結果預測給定處方的釋放度,預測結果與實驗結果基本相近。Hot shock and cathode electrolysis experimental results indicate the interface adhesion strength between coating and aluminum matrix is excellent. the element electronic probe image provide that the two composition are co - deposition ; structure analysis by xrd ( x - ray diffraction ) demonstrated that cr exists in the way of solid solution in the coating
Sem和金相觀測結果表明浸鎳后鍍層結晶緻密、厚度均一;熱震及陰極電解結果說明鍍層與基體結合牢固緊密;鍍層元素電子探針掃描圖說明鎳鉻兩種元素均勻沉積; xrd分析證明鍍層中鎳鉻以固溶體的形式存在。The precipitation sequence in instable region is as follows : supersaturated solid solution congruent ordering spinodal decomposition stoicheometric phase it is found for the first time that with the increase of compositions, congruent ordering is enhanced, incubation period is shortened, spinodal decomposition is decreased, and volume fraction of ordered phase is increased
失穩區合金沉澱序列為:過飽和固溶體( ? )非化學計量比有序相( ? )化學計量比相等成分有序化也需要孕育期,首次發現隨初始濃度的增加,孕育期縮短,等成分有序化速度加快,而失穩分解的速度相對減慢,有序相體積分數增加。The emphasis of the paper is the influence of the shifts of metabolic process induced by environmental factors such as dissolved oxygen, temperature, aerial pre - exposure and pre - exposure to chemicals on the accumulation and transport of dissolved metals
綜述溶解氧、溫度、空氣預暴露、化學物質預暴露等環境因子,誘導的機體代謝過程的改變,對溶解態重金屬的累積和轉運過程的影響。Nano - sacle coo is apt to dissolve in the electrode homogeneously, and better conductive net of coooh come into being, thus contribute a lot to the procedure of the activation. the electrode with nano - scale coo and cnts shows higher discharge voltage and higher discharge capacity. nano - scale additives can improve the specific capacity of the electrode, the volume specific capacity and the mass specific capacity of the electrode with nano - scale coo are 784mah / cm3 and 224mah / g, respectively
結果表明:添加劑為納米coo的電極的活化性能最好,納米coo相對于普通coo能更加均勻的分佈在鎳電極內,也更易溶解、反應生成coooh導電網路,從而加快了鎳電極的活化進程;添迦納米coo和添加cnts的極片具有較高的放電電位和較大的放電容量,納米添加劑能有效提高鎳正極活性物質的放電效率和利用率;納米添加劑可以有效地提高鎳正極片的容量密度,其中添迦納米coo的極片體積容量密度達到784mah cm ~ 3 ,質量容量密度達到224mah g ;添加cnts的極片體積容量密度達到778mah cm ~ 3 ,質量容量密度達到223mah g 。In the boron medium of ph = 4. 5, the complex of mo ( vi ) - ars - cpc, can be collected on nitrocellulose membrane. the complex and the filter are dissolved in a small volume of dmso, and the absorbance of the resulting solution is measured by means of spectrophotometric method at 490 nm wavelength against the reagent blank. the detection limits better than 1. 2ug / l can be achieved
5的hac寸aac緩沖溶液中, mo ( vi )與酋素紅s ( ars )以及澳代十六烷基毗陡( cpc )形成的三元絡合物能夠被硝化纖維微孔濾膜定量富集,富集膜溶解在小體積的二甲亞礬中,於490run處以試劑空白為參比測定吸光度。Product effect : enhances the fat metabolism speed, the increase fat metabolismquantity, the dissolution stores up the fat, alleviates theconstipation, the control fat synthesis, improves the intestinal tractenvironment, the acceleration fat consumption when a thin rulerencircles 3 - 12 centimeter body weight to drop 0. 3 - 1. 5kg equipment technology parameter voltage 220v - 240v frequency 50 60hz power 160w packing specification : 50 55 120cm weight 36kg packing standard : dustproof bag duplicate suitable pressure pearl froth cotton and kapokskeleton isolation
產品效果:提高脂肪代謝速度,增加脂肪代謝量,溶解囤積脂肪,緩解便秘,控制脂肪合成,改善腸道環境,加速脂肪消耗.當次瘦尺圍3 - 12厘米體重下降0 . 31 . 5kgThe results demonstrate that the pingba red residua is a typical in situ chemical weathering crust, and the material sources of the profile are derived from underlying triassic dolomites, the chemical weathering of dolomite can be divided into two stages : " leaching - accumulating trend " and weathering trend ", the stable teconic and whole weathering of dolomite should be the main reason for the development of thick and consecutive red weathering crust overlying dolomite rock in central guizhou
結果顯示該剖面是下伏基巖白雲巖風化成土並累積的結果,無其他外來物源,是原位風化殼;成土過程具有兩階段模式特徵,即白雲石、方解石的溶蝕酸不溶物累積和酸不溶物進一步風化兩個階段;長時期的構造穩定和白雲巖整體溶蝕作用是黔中地區白雲巖風化殼土層厚度大、分佈連續的主要制約因素。Factor contributing to this problem is that the metal cobalt used as the cementing phase easily causes diffusion and dissolution of carbon, promotes graphite growth and inhibits diamond nucleation and growth in the course of competitive growth between diamond and graphitic carbon
其原因是在沉積過程中,基體中所含的鈷會引起碳的溶解和擴散,從而導致金剛石成核密度的降低和石墨的形成。Many factors discussed in the article like the static force between the drugs and melamine formaldehyde / poly ( styrene sulfonate sodium salt ) ( mf / pss ) complex inside the capsules, the concentration balance between outside and inside the capsules, and the drugs " solubility will affect the deposition and release behaviors
這是因為不同環境下,小分子藥物和具有自發沉積性質的膠囊內的三聚氰胺甲醛聚苯乙烯磺酸鹽( mf pss )復合物之間的電荷作用,膠囊內外藥物濃度的平衡和藥物自身溶解度等多重因素造成。Based on the field investigation of the wave and sediment suspension in taihu lake, along with sampling water by layer and analyzing the nutrient concentration change with depth, it was found that the nutrient concentration enhanced suddenly on the bottom. layer indicating the influence of sediment
摘要通過在太湖開展的風浪與底泥懸浮的野外觀測,結合分層採取水樣並分析水體中溶解性營養鹽的濃度隨深度的變化結果,發現在水土界面的上覆水中營養鹽濃度有突然增加的現象,指示著沉積物對上覆水營養鹽濃度有影響。分享友人