用過的溶劑 的英文怎麼說

中文拼音 [yòngguòderóngjì]
用過的溶劑 英文
spent solvent
  • 用 : Ⅰ動詞1 （使用） use; employ; apply 2 （多用於否定: 需要） need 3 （敬辭: 吃; 喝） eat; drink Ⅱ名...
  • 過 : 過Ⅰ動詞[口語] （超越） go beyond the limit; undue; excessiveⅡ名詞（姓氏） a surname
  • 的 : 4次方是 The fourth power of 2 is direction
  • 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
  1. Methods the antioxidant of 75 % ethanolic extract and organic solvent extracts, water extracts and polysaccharids from acanthus ilicifolins l. was detected by flow - injection chemiluminescence, to evaluate the ability of scavenge h2o2

    方法採用流動注射化學發光法，研究該植物75 %乙醇提取物及其有機溶劑萃取分離部分、水提取物及多糖對過氧化氫（ h2o2 ）的清除作用。
  2. The pertinent research work has been carried out as follows : the transparent nano - tio2 films on soda - lime glass substrates were obtained by sol - gel process. the precursor of nano - tio2 film was ti ( oc4h9 ) 4 and the menstruum was c2h5oh. the preparation conditions which were effecting the nano - tio2 quality were researched

    本文主要就納米tio _ 2薄膜的制備、探索用ecr氮等離子納米tio _ 2的摻雜改性等開展了如下的工作：本文採用溶膠?凝膠法，以鈦酸丁醋做前驅體、無水乙醇做溶劑，水解制備溶膠，然後通過提拉法制備納米tio _ 2薄膜。
  3. The merits and demerits of two kinds of devices in which extracted available compositions in ginkgo biloba leaves were compared by having used different menstruum

    摘要通過使用不同溶劑比較了兩種裝置提取銀杏葉中有效成分的優缺點。
  4. Another process modification is the use of solvent processing.

    工藝的另一改革是採用溶劑工藝過程。
  5. The ultrafast dynamics of oxazine 750 dye has been studied in the typical alcoholic solvents by using the femtosecond time - resolved stimulated emission pumping fluorescence depletion ( fs tr sep pd ) technique

    摘要利用飛秒時間分辨熒光虧蝕光語技術，研究了惡嗪750激光染料分子在典型的醇類溶劑中超快動力學過程。
  6. Zno nano - particles was made from precursor zn ( ac ) 2. 2h2o through the method of sol - gel. the parameters for achieving the optimum technological conditions in making zno nano - particles were obtained by carefully observing the precursor concentration, amount of solvent and precipitants, the temperature on each stages and the behavior of reactors

    在制備過程中，研究了主鹽濃度、溶劑用量、沉澱劑用量、反應各階段的工藝溫度，以及反應器等因素對實驗結果的影響，得出了制備zno納米微粒的最佳工藝參數。
  7. No probe leakage was found when the sensor dipped in ethanol and n - hexane for 15 days. this technique is limited for its prolix procession and request of special active function in the structure of molecular probe, sol - gel : the development of sol - gel technique provides a convenient way to incorporate molecular probe in porous inorganic material

    化學鍵合法：分子探針通過化學反應鍵合於固定相，在溶劑中不泄漏，提高了傳感器使用壽命，在乙醇和正己烷中浸泡15天，未見探針分子泄漏。但繁雜的過程和對探針分子結構的特殊要求限制這一方光纖化學傳感器、儀器系統的研製們比生物和環境監測中的應用（摘要） 2法的應用。
  8. When molecules are solvated in the solution, the solute molecule polarize solvent molecules around it and this gives rise to a field reaction field acting back - ob - the molecule, which will have effects on the structure of solvated molecules and their optical properties

    當分子溶解在溶劑中時，溶質分子將使溶劑發生極化現象，被極化的溶劑反過來又會產生一個反應場作用於溶質分子，從而影響溶質分子的幾何結構和光學特性。
  9. In this article, the bellcore method was used to prepare polymer electrolyte membrane based on pvdf - hfp, and polymer electrolyte membranes under different conditions were prepared by changing sorts of solvents 、 ratio of dbp and solvent. effects of ratio of plasticizer and solvent on the liquid uptake 、 sem 、 mechanism capability 、 ionic conductivity 、 electrochemical stability window of polymer electrolyte membrane were also studied. through optimizing the preparation technics, the integrated effects of additives such as pc 、 ec 、 dbp and nanophase al2o3 on the ionic conductivity 、 liquid uptake were studied

    本文以聚偏氟乙烯-六氟丙烯共聚物pvdf - hfp為基質，採用bellcore制膜法制備了pvdf - hfp聚合物電解質膜，通過改變增塑劑dbp的含量、溶劑的種類及溶劑的含量制備了不同條件下的聚合物電解質膜，分別研究了增塑劑含量、溶劑含量等對聚合物電解質膜的吸液率、表面形貌、機械性能、離子電導率、電化學穩定窗口等的影響;對制備工藝進行了優化，研究了各種添加劑如pc 、 ec 、 dbp及納米al2o3對聚合物電解質膜的離子電導率、吸液率等性能的綜合影響。
  10. The dual - bath coagulation method suggested by j. a. va n ' t hof could be used in membranes with high selectivity clearance rate of low - molecular weight substances and moderate water flux theoretically. therefore it may be applied in the field of hemofiltration. to improve and optimize the performance of the pes ultrafiltration membrane applied in the hf, here the flat membranes and hollow fiber ( hf ) membranes are made in certain conditions based on the dual - bath coagulation method where pes is used as the membrane material, dmso as solvent and pvp & peg as additives this paper includes five parts as follow : 1

    為了改善和優化聚醚碸超濾膜（單浴法）在血液過濾實際應用中的性能，本論文以j . a . van ' thof等提出的雙凝固浴法為基礎，以聚醚碸（ pes ）為主要成膜材料，以二甲基亞碸為溶劑，並添加一定分子量的致孔劑（ pvp ，聚乙烯吡咯烷酮）以及一定分子量的添加劑（ peg ，聚乙二醇）按照一定配比在一定溫度下製成透明均一的鑄膜液，靜置脫泡后在一定的工藝條件下製成聚醚碸平板膜和中空纖維膜，然後通過測試膜的結構和性能來評估其用於血液過濾中的前景。
  11. In the preparation of cell material for staining, the dissolving away of cell contents so that the distribution of tissues may be better observed, using reagents such as sodium hypochlorite

    2洗滌：在細胞等生物材料染色的過程中，把細胞的內容物溶去的過程。目的是更好的觀察組織的分佈情況，使用的試劑有次氯酸鈉。
  12. The electrode was found to decrease the solubility of dithizone in alkalescence solution and effectively minish the lose of deoxidize state of metal. third, a potentiometric sensor was prepared by adding copper diethyldithiocarbamate directly into the carbon paste mixture, and the electrode was found has nerst response to copper ion in solution. and in our research two pharmaceutical selective electrodes were fabricated by coating polyvinyl chloride ( pvc ) which contained electroactive material on carbon rod electrode

    第二，利用- cd與環氧氯丙烷形成的交聯聚合物（ - cdp ） （不溶性）包合了雙硫腙，然後將- cdp與雙硫腙包合物樹脂作為修飾劑制備了碳糊修飾電極，利用陽極溶出伏安法（ asv ）測定了pd ~ （ 2 + ） ，實驗發現通過包合降低了雙硫腙在堿性溶液中的溶解度並且減少了金屬還原態的流失，取得了較好的效果。
  13. This paper illustrates the reaction of larch bark tannin extracts with sulfite and sodium hydroxide and the tests of its solution viscosity, mw - distribution and thin - layer chromatography

    摘要通過對落葉松栲膠進行亞硫酸鹽和氫氧化鈉的改性，則定其溶液黏度，用不同溶劑進行分級和薄層色譜。
  14. At present extensive use clean method is ultraviolet ( uv ) light clean, on one hand it can avoid pollution because of use organic solvent, meanwhile can abbreviate clean process

    目前國外廣泛使用的清洗方法是紫外（ uv ）光清洗，它一方面能避免由於使用有機溶劑造成的污染，同時能夠將清洗過程縮短。
  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

    通過改變合成的溶劑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、耗用大量的反應試劑和重結晶溶劑、產率較低的缺點.改進的方法縮短了產物制備時間，減少了原料的成本消耗，效果明顯
  16. Nanostructured bi2s3, cds and zns semi conductors with different sizes and morphologies were synthesized using hydrothermal, solvothermal and liquid - phase method at low temperature through changing reaction conditions. the products were characterized by x - ray diffraction ( xrd ), transmission electron microscopy ( tem ), selected area electron diffraction ( saed )

    本文利用水熱、溶劑熱等液相法，在低溫下通過改變反應條件制備了不同尺寸和形貌的bi _ 2s _ 3 、 cds和zns納米結構半導體材料，利用xrd 、 tem 、 saed等測試手段對每一種材料進行了表徵和分析。
  17. Solvent in the materials can bere - collected through the condenser if it ' s adopted

    如果採用冷凝器，物料中的溶劑可通過冷凝器加以回收。
  18. Testing of used oils ; determination of the percentage of water, solvents and the distillation residue in used oil ; distillation method

    廢油的檢驗.測定水分的百分率.用過油中的溶劑和蒸餾
  19. Recovered solvents can be used with or without further processing to improve the quality of the solvent as long as the quality of the recovered solvent is appropriate for its intended use

    只要回收的溶劑的質量適用於其預期的用途，回收溶劑可以直接使用，也可以經過適當的處理，質量提高后使用。
  20. 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。
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