極性溶劑 的英文怎麼說
中文拼音 [jíxìngróngjì]
極性溶劑
英文
polar solvent- 極 : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
- 性 : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
- 溶 : 動詞(溶化; 溶解) dissolve
- 劑 : Ⅰ名詞1 (藥劑; 制劑) a pharmaceutical or other chemical preparation 2 (某些有化學作用的物品) a...
- 溶劑 : dissolvant; solvent; resolvent; solventia; menstruum
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The anti - microbial activities of crude ethanol extract from aerial parts of sophora alopecuroides and its petroleum ether, chloroform, n - butanol and water fractions of sophora alopecuroides to pythium aphanidermatum, fusarium oxysporum f. sp. cucumerinum, fusarium oxysporum f. sp. lycopersici, alternaria solani, pseudomonas pachrymans and xanthomonas vesicatoria were tested by mycelial radial growth test and agar - well diffusion
本實驗採用帶毒平板菌絲生長法和瓊脂打孔藥劑擴散法測定了苦豆子地上部分乙醇粗提物及其石油醚、氯仿、正丁醇和水層的不同極性溶劑萃取物對瓜果腐霉、黃瓜枯萎病菌、番茄枯萎病菌、番茄早疫病菌、黃瓜角斑病菌和番茄瘡痂病菌的抗菌活性。Carbonium ions in solution derive much of their stability from solvation effects and are formed more easily in more polar media.
正碳離子在溶液中由溶劑效應獲得更高的穩定性,而且在極性較高的介質中更容易形成。When the solvent was pure 1, 4 - dioxane foams showed ladder - like structure and calcium phosphate besetted in the plla pore wall and has good combination. the size of conglomeration is only l ~ 5 m
溶劑為極性較小的純1 , 4一二氧六環時,材料具有梯狀的孔結構,鈣磷酸鹽鑲嵌在plla孔壁中,與pla結合情況較好,分散均勻,尺寸在1一5林m 。In this paper, in order to study the influence of electrolyte to the lithium - ion battery performance, we assembled the lithium - ion battery using the different electrode material ( limn _ 2o _ 4, licoo _ 2 and natural graphite ) and the electrolytes which were mainly composed of lipf _ 6 as the electrolyte lithium salt and the different solvents ( including additives ) which were mixed according to the certain proportion
本論文主要以lipf _ 6為電解質鋰鹽,採用不同溶劑(添加劑)按一定比例混合,對有機電解液進行優化,與不同的電極材料( limn _ 2o _ 4 、 licoo _ 2或天然石墨)組裝成電池,研究電解液對鋰離子電池性能的影響。It is found that the relationship between the nonlinear optical properties and the polarities of the solvents is non - monotonic, which is quite different from the previous conclusions
研究發現pna分子的非線性光學性質與溶劑極性之間的關系並不是單調的。這一結論不同於以往的理論研究結果。Either glyme, diglyme, nitromethane, or other suitable solvents of similar polarity may be used as the solvent component.
乙醚、乙二肟、二乙二肟、硝基甲烷或類似的適當的極性溶劑,可用作溶劑。Ether, glyme, diglyme, nitromethane, or other suitable solvents of similar polarity may be used as the solvent component.
乙醚、乙二肟、二乙二肟,硝基甲烷或類似的適當的極性溶劑,可用作溶劑。Theoretical studies on the effect of electronic absorption of polar solvents for pyrimidine
溶劑極性對嘧啶電子光譜影響的理論研究Introduction : the product has a very high dilatability in the polarity solvent such as water base and alcoholic group
介紹:產品在水基,醇基等極性溶劑中具有很高的膨脹性,增稠和懸浮穩定性。The polycondensation reactions of the diamines with various aromatic dianhydrides were studied. the result showed that the polyimides prepared by these fluoride m - diamines have excellent solubility, they are soluble not only in strong polarity solvents but also in weak polarity solvents, some of them are even soluble in toluene
結果表明,由此類二胺單體制備的聚酰亞胺具有優良的溶解性能,不僅可溶於強極性溶劑,還可溶於某些弱極性溶劑中,有的甚至在甲苯中也具有較好的溶解能力,表明這類聚酰亞胺溶解性能優良。Organic bentonite - yh - 938 serial introduction yh - 938 organic bentonite apply to middle polar solvent system, it has very good thickening property in xylene, alcohols, ketone, or their composition solvent. in solvent which contain alcohols or esters, it enjoy the leading place in thickening and viscidity in china
Yh 938有機膨潤土適用於中極性溶劑體系,二甲苯,重芳烴,醋酸丁酯,酮類,醇類和他們的混合溶劑中具有良好的增稠流變性能,特別是在含醇或含醇溶劑體系中增稠粘度屬國內領先。Nonpolar solvent with little dielectric constant has good effect to the rate of the reaction, while larger polar solvent without h ( superscript + ) also can increase the rate of the reaction
可以知道對甲醇羰基化這一反應,在極性溶劑中,極性較大且為非質子型的溶濟能顯著提高反應的速率;非極性溶劑中,介電常數較小的溶劑能增加反應速率。The eluent is changed in a regular manner starting with a nonpolar solvent and gradually replacing it by a more polar one
洗脫液以常規的順序更換,首先用非極性溶劑,然後逐步被極性較強的所替換。The main properties and applications of supercritical hydrofluorocarbon are reviewed. the industrial utilization of supercritical hydrofluorocarbon as a polar solvent to replace supercritical carbon dioxide is also discussed
摘要介紹了超臨界氟代烴流體的主要特性及應用,探討了其作為一種極性溶劑取代超臨界二氧化碳溶劑的應用前景。The super - molecular structures of the solute and the solvent molecules connected by hydrogen bonding have been constructed for four kinds of polar solvents
在四種極性溶劑中,我們構造了包括氫鍵作用的超分子結構。Yh - 938 b applies to middle to high polar solvent system. and yh - 938c applies to low to middle polar solvent
Yh - 938b適合於中至高極性溶劑體系,如中高極性防腐漆,環氧防腐漆,工業塗料等。Polyurethane ( pu ) elastomer has been widely applied because of its fine comprehensive properties. but its heat resistance properties and solvent resistance properties do n ' t very well, which limit its application in a certain
聚氨酯彈性體由於綜合性能出眾而被廣泛應用,但由於其耐熱、耐極性溶劑性能不好,所以其應用還是受到一定程度的限制。Our goal is to establish a simple and effective empirical approach to calculate the conformational entropy and the binding free energy by analysis of j : protein interface. three variables of the binding interface information of 20 protein complexes, including the binding accessible number ( nb ), hydrophilic pair ( n ^, ) and apolar solvent - accessible surface areas ( & asaapol ) are analyzed
本論文在此分析了20組蛋白質二聚體分子的結合界面三個有效的參數信息,即界面殘基側鏈可接觸數( n _ b ) 、親水對數( n _ ( pair ) )和非極性溶劑可接近表面積的變化( asa _ ( apol ) ) 。Features : able to endure the erosion of oil - resisting and non - polarity solvent, heat isolation is better than the natural rubber and styrene butadiene rubber
能抗耐油和非極性溶劑的腐蝕,耐熱性能比天然膠、丁苯膠好。Samples may be dissolved or suspended in a range of polar solvents ( but not acetone or methanol, since they are reaction products )
試樣可以溶解或者懸浮分散在極性溶劑中(但不是丙酮或者甲醇,因為它們會發生反應) 。分享友人