有選擇的溶劑 的英文怎麼說
中文拼音 [yǒuxuǎnzháideróngjì]
有選擇的溶劑
英文
preferential solvent- 有 : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
- 選 : Ⅰ動詞1. (挑選) select; choose; pick 2. (選舉) elect Ⅱ名詞(挑選出來編在一起的作品) selections; anthology
- 擇 : 擇動詞(挑選) select; pick; choose
- 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...
- 選擇 : select; choose; opt; election; choice; culling; alternative
- 溶劑 : dissolvant; solvent; resolvent; solventia; menstruum
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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突變體及新型溶栓劑,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溶栓效率等方面有較大的改進。Series full - auto pipe expander with drawing device and program interface is used with extruding machine. it is also used solitarily, while expanding pipes, the machine adopts translation, the action is steady and corret, it does not damage pipe materical, the machine adoptes double - infrared heating oven type, each oven is equipped with heating cire, the shaping method adopts expanding - end shaping, the size of pipe mouth is correct. on its panel, there is a transfer swith of expanding solvent type pipe socket ( straigh port ) and expanding sealloop type pipe socket ( rport ). the choice of expanding pipe type is very convenient, the technologocal adaptability is strong, its main electric control elements are all imported. the syetem charecteristics are steady and reliable
配有與主機配套的接料牽引裝置和相應的程序介面,既能與擠管主機聯線使用,又可以作單機使用;擴管時管材的移動均採用平移方式,動作平穩準確而且不易損傷管材;這種機型採用紅外線加熱方式且為雙加熱爐型,每個加熱爐都配有中心加熱爐芯;成型方式均採用擴管頭定型方式,管口成型尺寸準確;該機型在控制面板上設有擴溶劑型承介面(直口)和擴彈性密封圈型承介面( r口)的轉換開關,擴管方式選擇十分方便,工藝適應性強;主要的電器控制元件均採用進口元件,系統性能穩定可靠。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突變體及新型溶栓劑,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溶栓效率等方面有較大的改進。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
為了考察表面活性劑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劑op - 10 、 tween - 80 、 tritonx - 100的生物可利用性;用高效液相色譜法測定了非離子表面活性劑對聯苯的增溶曲線;較系統地研究了加入非離子表面活性劑對聯苯生物降解速率的影響。Solvent refined a refining technique to improve the quality of based oils using selective extraction of undesirable components by means of solvents
溶劑精製-利用溶劑作為于段(利用溶劑方式? ) ,有選擇性地萃取不需要的組份,進而提高基礎油質量的一種精製工藝。For example, when the gaas substrate is etched by h2so4 - h2o2, h2o2 is adopted to oxidate the substrate first, then the substrate was etched by means of laser wet etching in h2so4 solvent. theoretical analysis and experimental results show that compared with the mixed - solvent - etching, more smooth etched surface can be obtained by this method ; and because the substrate is preprocessed, time of laser induced wet - chemical etching
理論分析和實驗結果都表明,次序選擇腐蝕法可以有效地提高腐蝕表面的均勻性;因先對基片進行化學腐蝕處理,大大縮短了激光化學腐蝕的時間;使溶劑先後分別作用於基片,可以提高激光化學腐蝕溶劑配比的精度容差,使激光化學腐蝕控制和分析更加簡單。The petroleum chemical industry with the activated charcoal evengrain - size distribution, the high benzene adsorption dynamics, wear - resisting, resists corrosion, the selective adsorption performance isoutstanding, mainly uses in the petroleum, the natural gas and thecarbonificated industry vapor phase live pressure adsorption, theliquid phase separation, the solvent recovery, the liquid and the gasproduct purifies, and is mad in the fluid product organic sulfideremoveing
均勻的粒度分佈,高的苯吸附力,耐磨、耐蝕,選擇吸附性能優異,主要用於石油、天然氣及煤化工業的汽相變壓吸附,液相分離,溶劑回收,液體及氣體產品凈化,及氣液產品中的有機硫化物的去除。The ratio of tetraethyloxysilane ( teos ) : ethanol : distilled water is 1 : 3 : 4. n - n " dimethyl formamide ( dmf ) was used as solvent and drying control chemical additive ( dcca ) in a proportion of 0. 3 dmf / ethanol volume ratio. drops of hf / hc1 mixture acid was added to promote hydrolysis ( ph = 2 )
溶劑的選擇對基質凝膠孔的形狀基本沒有影響,但對其孔徑分佈有較大影響:在hf / hci混合酸催化情況下, dmf溶劑的樣品孔徑最小, dmf /乙醇混合溶劑的其次,乙醇溶劑的樣品孔徑最大。Acetaminophen is available in liquid, chewable and suppository forms for children, but it ' s often easiest to give medications in liquid form
對于小孩子來說,退熱凈有口服液,口香糖和栓劑等幾種形式選擇,但通常很容易採用溶劑的方式給小孩服藥。Catalysts were prepared by impregnation reduction, thermal reduction, advanced thermal reduction and sol - gel methods from these metals. electrochemistry measurements, xrd, tem were used to test these catalysts. the results showed that these metals have some electrocatalysis activities towards hydrogen oxidation reaction
本文選擇了w 、 mo 、 co等金屬,採用浸漬還原法、熱還原法、改進的熱還原法以及溶膠凝膠法分別制備了這幾種金屬的碳載催化劑,對制備出的非貴金屬催化劑進行了電化學測試、 x -射線衍射( x - raydiffraction , xrd ) 、透射電子顯微鏡( transmissionelectronmicroscopy , tem )等測試,研究結果表明:這些非貴金屬在硫酸體系中對氫氣的氧化反應均有一定的催化活性。The activity and selectivity of enzyme in non - aqueous solvent is different from that in aqueous media. and the selectivity of enzyme can be improved by regulating solvents
摘要酶的活性和選擇性在非水介質中與在水中有很大的差別,通過改變溶劑可改變酶的選擇性。In addition, the extractive distillation process with mixed solvents have a better performance and a wider use compared with that with single solvent in the same condition, and it can not only overcome conflict of single solvent ' s selectivity and solubility, but also not increase the complexity of original technology
另外,混合溶劑萃取精餾過程與簡單溶劑萃取精餾過程相比,克服了簡單萃取劑自身選擇性與溶解性之間的矛盾,提升了萃取精餾工藝的分離效果及使用范圍,並且沒有增加原有工藝過程的復雜性。Sgk - b250 plastic pipe belling machine attribute semiautomatic opportunities for the single - use. such models use infrared heating, molding method adopts expand the headers to finalize the design, orifice size precise shape. the control panel don ' t have the conversion switch to control over the type of solvent for expansion socket ( vertical ) and ring - for flexibility expansion socket ( r ). expanding way is very easy choice and technics adaptability is strong, the main electrical control components are imported, system performance is stable and reliable
B250塑料硬管擴口機,屬半自動型作單機使用,擴管時管材由人工搬至擴管工位:這種機型採用紅外線加熱方式:成型方式均採用擴管頭定型方式,管口成型尺寸準確:該機型在控制面板上沒有擴溶劑型承插口(直口)和擴彈性密封圈型承插口( r口)的轉換開關,擴管方式選擇十分方便,工藝適應性強:主要的電器控制元件均採用進口元件,系統性能穩定可靠。The preparation of conductive fibers with playaniline is summarized. it is pointed out that the conductive fiber produced by belending a suitable organic solvent, the doped polyaniline and a matrix polymer to wet spinning will have a very bright future
指出選擇合適的有機溶劑與摻雜后的聚苯胺和母體高聚物進行共混紡絲,所得導電纖維具有良好的發展前景。Corresponding soluble salts have been chosen as raw materials and ammonia as precipitator. the optimum ph value is 8. 5 - 10 and higher concentration is helpful for crystal growth. the perovskite phase plzst can be synthesized at 750 by solid state reaction
合適的工藝條件為:選擇以各離子的可溶性鹽為原料,以氨水為沉澱劑,通過共沉澱得到白色無定型前驅體,最佳的ph值范圍為8 . 5 10 ,溶液的濃度越高越有利於固相反應合成中晶體的形成,適當的沉澱后處理過程如水洗、干磨能促進plzst晶體的生成。分享友人