稀釋分離 的英文怎麼說
中文拼音 [xīshìfēnlí]
稀釋分離
英文
separating by dilution- 稀 : Ⅰ形容詞1 (事物出現得少) rare; scarce; uncommon 2 (事物之間距離遠; 空隙大) sparse; scattered 3...
- 釋 : Ⅰ動詞1 (解釋) explain; elucidate 2 (消除) clear up; dispel 3 (放開; 放下) let go; be reliev...
- 分 : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
- 離 : Ⅰ動詞1 (離開) leave; part from; be away from; separate 2 (背離) go against 3 (缺少) dispens...
- 稀釋 : [化學] dilution; thinning; attenuation; deliquate; dilute稀釋處理化 dilution; 稀釋劑 diluent; att...
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Eng. ) preparation of media, culture of bacteria, isolation and purification of bacteria, preservation of bacterial strain, gram stain and observation of bacterial strain, biochemical test, growth curve, preparation and analysis of bacterial dna
中)培養基的制備,菌株的培養,菌株的分離及純化,劃線分離法,及連續稀釋法,菌株的保存,菌株的格蘭氏染色法,菌株生化反應的測試,菌株生長曲線的測定,菌株的染色體dna之制備及分析。Back extraction by hno3 - hf and back extraction by concentrated hnch after lower the concentration of organic phase are studied, the method of back extration by hnorhf can not be used to icp - ms, because some zirconium is hydrolysis when hf is removed by heat. however, the method of back extraction by concentrated nitric acid after lower the concentration of organic phase can be used to icp - ms, the recovery is 93. 2 %, rsd % is 5. 24 %, the decontamination factor of uranium is 3. 2xl04, the detection limit of zirconium is 0. 04ng / ml. the method of tta extracting trace zirconium in uranium is firstly used to icp - ms, the result is satisfied, it can be used to determine zirconium in uranic production quickly and veraciously
本文通過研究hno _ 3 - hf反萃和稀釋有機相後用濃hno _ 3反萃這兩種分離方法,認為hno _ 3 - hf反萃由於在加熱去除hf時酸度不易控制,導致鋯的部分水解,因而此方法不宜用於icp - ms中,然而稀釋有機相後用濃hno _ 3反萃法用於icp - ms測量中,全程回收率為93 . 2 ,相對標準偏差為5 . 24 ,鈾的一次去污因子為3 . 2 10 ~ 4 ,鋯的測定下限為0 . 04ng / ml ,本文首次將tta萃取分離鈾中鋯用於icp - ms測量中,結果令人滿意,此方法適用於快速、準確測量鈾產品中微量鋯。The research consist of four parts. the first part is multiplication, purification and electron microscope examination of the avian encephalomyelitis virus. a 1 : 5 dilution of isolate - nh937 of aev and control group of pbs were inoculated to susceptible 6 - day - old chickens embryos. respectively. after incubation for 10 days, the urinay vesicle liquid was collected. making a comparison the size of the chickens embryos between the test group and the control group, the results showed that the size of the control group is bigger than that of the test group. purified virions were examined under the electron microscope, the result revealed that there are a lot of virions and the aev - nh937 was multiplicated in embryos. the second part was seguence analysis of the genome of the aev - nh937. nine pairs of primers were designed according to published calnek vaccine strain of aev
本研究共分四個部分:第一部分為aev的增殖,純化和電鏡觀察,用1 : 5倍稀釋的aev - nh937株和陰性對照pbs分別經卵黃囊接種於6dspf雞胚,繼續孵化10d后,收集尿囊液。比較接種組和健康對照組雞胚的大小,結果顯示,健康對照組雞胚明顯大於接種組。分離、提純aev ,把純化的病毒在電鏡下觀察,證明確有大量aev病毒粒子存在,說明aev在雞胚中成功擴增;第二部分是aev - nh937基因組的序列測定工作。Among three kinds of extractant, the entropy of tbdooda extraction is biggest, that of tbopda is least. lt means that configuration entropy makes the greatest contribution to the whole entropy change of extraction
只有tbopda適宜於從hllw中問收分離鋼系和瀾系元素,對三價崩讕蘋取分配比高。選擇的稀釋劑為40煤油辛醇。Methods 101 gonococcal isolates obtained from 2003 to 2004 in hengyang city, hunan province, were tested for their susceptibilities to macrolides using agar dilution method
方法採用瓊脂稀釋法對分離出的101株淋球菌流行株進行了藥物敏感性測定。2. cloning of structural genes of bacillus subtilis bio operon diluted the genomic dna of bacillus subtilis as the template, long pcr product ( 10. 3kb ) and three salvage pcr products were separately gained by optimization of reaction conditions of pcr
枯草桿菌生物素操縱子基因的克隆將枯草桿菌基因組dna稀釋后,通過pcr反應條件的優化,分別擴增得到了生物素操縱子基因的長距離pcr產物( 10 . 3kb )和3個分段pcr產物。By increasing the h2 dilution ratio, it is found that atomic hydrogen can selectively etch amorphous phase and stabilize crystalline phase. from the study on the distance from substrate to catalyzer, choosing a proper distance can ensure the gas fully decomposed, while a relatively low substrate temperature can cause the nanocrystalline particles to lose mobility and keep their sizes. the pre - carbonization process can enhance the nucleation density and make the growth of high quality nanocrystalline p - sic films much easier
實驗結果表明:隨著工作氣壓的減小,薄膜的晶粒尺寸有所減小;通過提高氫氣稀釋度,利用原子氫在成膜過程中起的刻蝕作用,可以穩定結晶相併去除雜相;選擇適當的熱絲距離能保證反應氣體充分分解,又使襯底具有較高的過冷度,是形成納米薄膜的重要條件;採用分步碳化法可以提高形核密度,有利於獲得高質量的納米- sic薄膜;襯底施加負偏壓可以明顯提高襯底表面的基團的活性,因負偏壓產生的離子轟擊還能造成高的表面缺陷密度,形成更多的形核位置。Long - time customers point out that the hotel is only about 400 meters from the spring that feeds its baths, the water gushes through in torrents, and it s just the right temperature so the hotel doesn t have to heat the water or mix in cool water from other sources
老主顧們表示,國際大旅館離溫泉水源區不過四百公尺左右,水量大,溫度夠,不必加熱或稀釋,百分之百原汁溫泉,讓人一泡就上癮。20 surface soil samples in pinus bungeana of xiaolongshan tianshui were collected for isolation and genus identification of fungi by dilution - plate method
摘要在樣地調查的基礎上,在小隴山白皮松分佈區採集表土土樣20個,採用稀釋平板計數法對真菌進行了分離,並進一步鑒定到屬。Aim : to analyze the mechanism, thermadynamic theoretical basis, dynamic mechanism and influencing factors of thermally induced phase separation ( tips ) in order to completely grasp the factors affecting the size, distribution and form of pores, so that the adjusted range of pore can be widened and the preparation of porous membrane can be repeated and controlled. methods : considering from the structural characteristics of tissue engineered materials, the methods of preparing porous membrane using tips technique, the hermadynamic theoretical basis, dynamic mechanism and influencing factors were analyzed, the problems and investigative directions in the future were also analyzed. tips technique is a process of phase separation of polymer homogenous solution under quenching, and it is suitable for diameter and structural form of the micropore materials prepared using tips are closely correlated with the kind and dispensing proportion of polymer attrnuant, polymer concentration and polymer molecular mass, etc. conducted, including determination of polymer - solvent system phase diagram, study of form and appearance of porous membrane of different thickness, study of form and appearance of porous membrane prepared with systems of different x, which is the parameter of polymer - solvent interaction
目的:分析熱致相分離成膜過程的機理、熱力學理論基礎、動力學機制以及影響因素,以便充分掌握影響孔度大小、分佈、形態的因素,使孔度調控范圍得以拓寬,使多孔膜的制備能重復可控.方法:從組織工程材料結構特點出發,分析熱致相分離聚合物多孔膜的制備方法及該法成膜的熱力學理論基礎、動力學機制以及影響因素.並分析實驗中存在的問題及今後的研究方向.結果:以熱致相分離法可制備聚合物多孔膜.熱致相分離法制備多孔膜是高聚物均相溶液在淬冷條件下發生相分離的過程,它適用於上臨界共溶溫度型聚合物一稀釋劑二元體系.熱致相分離法成膜的過程,可以認為是旋節線機理佔主導地位.熱致相分離法制備的微孔材料,其孔隙率、孔徑大小、結構形態與聚合物稀釋劑的種類、組成配比、聚合物濃度、聚合物分子量等因素密切相關.結論:可採用熱致相分離技術制備多孔膜,通過改變不同的成膜條件可獲得一系列不同孔徑尺寸和孔徑分佈的多孔膜材料.對熱致相分離成膜過程中聚合物-溶劑體系的相圖測定,不同厚度的多孔膜形貌研究,不同x (聚合物-溶劑相互作用參數)體系所制備的多孔膜形貌等需深人研究The fourier transform infrared ( ftir ) spectrum is an effective technology for studying the hydrogen content ( ch ) and the silicon - hydrogen bonding configuration ( si - hn ) of hudrogenated amorphous silicon ( a - si : h ) films. in the paper, ch and si - hn of a - si : h films, fabricated at different ratio of h2 / sih4 by microwave electron cyclotron resonance plasma chemical vapor ( wmecr cvd ) method, have been obtained by analyzing their ftir spectra that are treated by baseline fitting and gaussian function fitting. the effects of ratio of h2 / sih4 on ch and si - hn are studied
Fourier紅外透射( ftir )譜是研究氫化非晶硅( a - si : h )薄膜中氫含量( c _ h )及硅-氫鍵合模式( si - h _ n )最有效的手段,對于微波等離子體化學氣相沉積( mwecrcvd )方法在不同h _ 2 sih _ 4稀釋比下制備出的氫化非晶硅薄膜,我們通過紅外透射光譜的基線擬合、高斯擬合分析,得出了薄膜中的氫含量,硅氫鍵合方式及其組分,並分析了這些參數隨h _ 2 sih _ 4稀釋比變化的規律。The microflora and compositions of the koji produced by natural fermentation were analyzed with isolation of microbes by plate dilution
摘要利用平板稀釋分離實驗,對自然制曲成熟的曲料做微生物菌相及組成進行了分析。Nuclear energy - chemical separation and purification of uranium and plutonium in nitric acid solutions for isotopic and dilution analysis by solvent chromatography
核能.用溶劑色譜法對同位素和稀釋度分析用的硝酸溶液中鈾和鈈的化學分離和提純On this chip, uric acid was injected into the enzymatic reactor in which the uricase had already been immobilized by sol - gel, produced h2o2 was carried through the microchannel by the carrier flow ( air ) to the microreactor in which the luminol and hrp had already immobilized by sol - gel, then produced a cl signal
微流控晶元是以分析化學為基礎,以微機電加工為依託,以微管道網路為結構特徵,以生命科學為主要應用對象,集成采樣、稀釋、加試劑、反應、分離、檢測於一微晶元上的分析測試系統。A new purified method for carbon nanotube was put forward. 2. study of aligned multi - wall carbon nanotube layered multi - wall carbon nanotube arrays were synthesized firstly directly on the surrounding of the reaction quartz tube, in a ar / h2 atmosphere by pyrolysis of ferrocene in xylene into a suitable reaction furnace with cobalt powder in
與根據碳納米管的物理、化學性質,提出了一種全新的碳納米管純化方法:先對制備的碳納米管於500在空氣中氧化30分鐘,然後用18的鹽酸煮20分鐘,最後將樣品稀釋,過濾,再用去離子水過濾3次,烘乾,便可得到純的碳納米管。The optimum method of tta extraction : the extracting agent cocentration is 0. 5mol / l, the diluent is xylene, the extracting media is nitric acid, its concentration is 4mol / l, the extracting time is lomin
Tta萃取分離的最佳分離方案:萃取劑濃度為0 . 5mol / l ,稀釋劑採用二甲苯,採用4mol / l的硝酸做為萃取介質,每次萃取時間為10min 。The second separation : strain were obstained by continuing cultivation. single colony was cultivated in separate medium by serial dilution method., better strain with bisser of tran sparent zones will be choosed
二次分離:繼續培養得到的菌株,同樣用梯度稀釋法在分離培養基中培養菌株單個菌落,觀察其在分離培養基中生長情況。分享友人