溶劑效率 的英文怎麼說

中文拼音 [róngxiào]
溶劑效率 英文
solvent efficiency
  • : 動詞(溶化; 溶解) dissolve
  • : 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...
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 率名詞(比值) rate; ratio; proportion
  • 溶劑 : dissolvant; solvent; resolvent; solventia; menstruum
  • 效率 : productiveness; efficiency; productivity; workpiece ratio
  1. Abstract : the total quantity of perylene quinonoids in hypocrella bambusae ( b. et br. ) sacc., shiraia bambusicola p. henn and culture substance of ascomycetes hypocreacae ( fr ) tul. sp. were determined with spectrophotometric methods. the relative extraction efficiency were studied when ethanol, acetone and chloroform were used as solvents. among them acetone was the best one

    文摘:用分光光度法測定了竹紅菌、竹黃和菌寄生菌培養物中?醌類化合物的總量;同時研究了以無水乙醇、丙酮和氯仿為提取?醌類化合物的相對,結果發現以丙酮為最合適。
  2. Its mechanism is to reduce the surface tension of solution, to enhance the efficiency of nebulization, to generate glue group of chemical combination and to concentrate molybdenum by surfactant

    其機理是液表面張力的降低、霧化的提高、膠團化合物的形成及表面活性對鉬的富集作用。
  3. They can convert plasminogen into plasmin and thus degrade fibrin. despite the widespread use of established thrombolytic agents such as streptokinase, t - pa and u - pa, all these agents suffer from a number of inadequacies including resistance to reperfusion, occurrence of coronary reocclusion and bleeding complications

    一些pa突變體及新型,如k2p tnk - pa和star等的臨床實驗結果表明它們在延長體內半壽期增強對血纖維蛋白選擇性和等方面有較大的改進。
  4. The quest continues for plasminogen activators with higher potency, specific thrombolytic activity, fibrin selectivity and longer half - life time. the recent progress in the protein engineering of plasminogen activators, including t - pa, u - pa, streptokinase, staphylokinase and other novel plasminogen activators, was presented in this article

    一些pa突變體及新型,如k2p tnk - pa和star等的臨床實驗結果表明它們在延長體內半壽期增強對血纖維蛋白選擇性和等方面有較大的改進。
  5. In this study a microbial system for biphenyl biodegradation is set up in order to investigate the effects of surfactants on biodegradation of hydrophobic organic compounds. four strains which can grow on biphenyl as the sole carbon and energy sources are selected out, in which alcaligenes eutrophus dj1 and pseudomonas sms02 are chosen as degradation strains. after studing the bioavailability of three nonionic surfactants ( op - 10, tween - 80, and triton x - 100 ), they are added into the biodegradation system of biphenyl

    為了考察表面活性對疏水性有機污染物生物降解的影響,本論文選擇聯苯作為模擬研究體系,篩選、馴化得到四株可利用聯苯作為碳源生長的菌株;考察了聯苯降解菌株對三種非離子表面活性op - 10 、 tween - 80 、 tritonx - 100的生物可利用性;用高液相色譜法測定了非離子表面活性對聯苯的增曲線;較系統地研究了加入非離子表面活性對聯苯生物降解速的影響。
  6. The results show that effects of alkali metal salts on conductivity are different because of their different anion radium, crystal lattice energy, ionic mobility and solubility in electrolytes, that different ionic conduction modes of electrolytes result to double - peak of salt concentration dependence of conductivity and different temperature dependence, and that different influences of plasticizer to conductivity result from their different action

    結果表明,不同堿金屬鹽對電解質電導的影響因其陽離子半徑、晶格能、離子淌度以及在電解質中的解度的不同而不同;電導的鹽濃度依賴性因電解質的離子傳導方式不同而明顯呈現雙峰形;增塑對電導的影響則因其作用方式不同而產生不同的果;電導的溫度依賴性也因電解質的離子傳導方式不同而呈現不同的規律。
  7. Through experiment and analyzing the changes of the thickness, rigidity, tensile strength and the opening rate of the conduits caused by the different kinds of coating material, the thickness of the coating and the different braiding structures, we investigate the physical and mechanical, properties of the braided conduits. the results show : the chitosan is easy to form the film structure on the surface of the conduits increasing the conduits ' rigidity clearly ; the rigidity and opening rate of the braided structure with inserted reinforcing yarn are better than the others, this will prevent the conduits collapsing and distorting effectively in the practical uses, so we select conduits of this structure for animal experiment

    在導管的物理機械性能研究方面,本課題通過塗層的種類( pgla丙酮液和甲殼胺漿液) 、塗層的厚度、導管的編織結構三個方面分析它們對導管的厚度、硬挺度、拉伸強力和孔隙等性能的影響。測試結果顯示:甲殼胺塗層易於在導管表面成膜,對導管的硬挺度有明顯提高,塗層果較好;加筋結構神經導管在硬挺度和孔隙方面優于其它導管,能有防止導管在實際應用中的塌陷變形。
  8. 1. capacity and discharge efficiency of polyacene capacitors were systematically studies and electrolyte is aqueous and aqueous solution a series of pristine sample were prepared by pyrolysis of phenol formaldehyde resin moulded with znc, this inorganic salt used together with the resin served not only as the pore - forming agent to form open pores, which grow into a three - dimensional network structure in the cured material, but also as the microstructure - controlling agent to form a loose structure dopable with bulky dopants such as bf4 and so on

    首次系統地研究了聚並苯導電材料作為雙電層電容器的電極活性材料時,在水系和非水系電解質中的容量及庫侖。用化學方法合成可性酚醛樹脂,加入的zncl _ 2在聚並苯的制備過程中既是成孔,使在處理的材料中形成三維網狀微孔,同時它又是微孔控制,形成能被bf4 -等體積較大的摻雜所摻雜的疏鬆結構。
  9. 8 - 1. 2g / min, and collection efficiency achieve 8 - 10 % under these parameters. through the study on the dispersion process of the nanoparticle tio2 in water, the author finds out that whisk time, dispersant types, dispersant concentration, dispersing time, ph value, temperature and electrolyte concentration have significant influence on dispersing effects. through contrastive and orthogonal experiments, the author obtains that composite dispersants have better results than single dispersants

    研究表明,液料等離子噴塗制備的納米tio :顆粒平均粒徑為10 ~ 50nln ,其晶型以銳欽礦為主,且隨著電弧功的增大,銳欽礦含量減少;在本次實驗工藝參數下,收集速為0 . 8一1 . 29 / min ,收集為8一10 % o通過對納米ti02顆粒在水介質中的分散性研究,發現機械攪拌時間、分散種類及濃度、分散時間、 ph值、液溫度和電解質濃度對納米tio :顆粒的分散穩定性有很大的影響。
  10. It is found that changing of catalyst and solvent will influence the relatively reaction velocity of hydrolysis and polycondensation and therefore change the pore structure of resulted silica gel glass matrix. as the result, the ideal prescription for silica gel glass matrix is proposed

    確證通過調整催化的種類及控制乾燥化學試的添加,可以改變水解和縮聚反應的相對速,有實現對硅氧凝膠玻璃基質孔結構的裁剪與設浙江大學博士學位論文計。
  11. Using lithium bromide aqueous solution as liquid desiccant, adopting the total heat transfer rate and enthalpy efficiency to describe the combined heat and mass transfer performance and the moisture removal rate and regenerative efficiency to describe the mass transfer performance of the regenerator, explores the effect of air and desiccant inlet parameters on the regenerator performance by experiment, and compares the result obtained with those of other counter - flow configurations previously published

    以溴化鋰液為除濕,採用總換熱量、全熱描述再生器的熱質交換總體果,採用再生量、再生描述傳質果,實驗測試了液和空氣的進口參數對再生器性能的影響,並與逆流再生器的實驗結果進行了比較。
  12. 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,納米添加能有提高鎳正極活性物質的放電和利用;納米添加可以有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 。
  13. Conclusion microwave technology for oridonin extraction has advantages of rapid extraction, simple operation, saving solvent and higher extraction yield, etc

    結論採用微波萃取技術提取冬凌草甲素,具有提取快速、操作簡便、節省和有成分提取高等優點。
  14. Nuclear magnetic resonance ( nmr ) data are used to study back - exchange at specific sites in typical solvents used for separation and analysis, and the derived rates are found to be predictable using methods established for aqueous solvents

    根據核磁共振( nmr )數據研究了在分離和分析所用典型液的特定位置上的返交換應,並發現可以使用為水相建立的方法對衍生化進行預測。
  15. The traditional synthetic method of 2, 5 - dithiol - benzene - 1, 4 - diamine dihydrochloride ( dtbda ) is characterized by a louger time of reaction, heigher consumption on chemicals and lower yield. but by changing the solvent for synthesis, the reaction time is shortened and the consumption on chemicals is lowered

    通過改變合成的對已報道的合成二巰基苯二胺二鹽酸鹽方法進行改進,克服了需經很長周期、耗用大量的反應試和重結晶、產較低的缺點.改進的方法縮短了產物制備時間,減少了原料的成本消耗,果明顯
  16. The study involved development of a kind of complex adsorbent made of chitosan and bentonite for treatment of dyeing wastewater

    摘要將殼聚糖與膨潤土相結合,研製出一種復合吸附,並用於染料液的脫色,取得很好的果,脫色達到95 % 。
  17. This product appearance has brought good news to improvement of the masses of user ' s working environment, it can save 80 % of the solvents and printing ink of 40 % every year

    該產品問世給廣大用戶工作環境的改善帶來了喜訊,它能為用戶每年節省40 %的油墨80 %,在實際使用中,大大地減少了油墨氣味,採用油盅代替墨盤,環保衛生,可以半個工作日不用加稀釋,並可提高生產
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