質量性質純度 的英文怎麼說

中文拼音 [zhíliángxìngzhíchún]
質量性質純度 英文
quality
  • : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 形容詞1 (純凈; 不含雜質) pure; unmixed 2 (純粹; 單純) simple; pure and simple 3 (純熟) skil...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 質量 : 1 [物理學] mass 2 (產品或工作的優劣程度) quality 3 economy (離子源的); 質量標準 quality level...
  • 純度 : fineness; pureness; purity; purity quotient; rate of purity
  1. Our previous studies showed existence of apoplast cam in the plant cell and cam had many extracellular functions. so it supposed cam may be one of important extracellular polypeptides and trigger the intracellular signal transduction by binding the receptor. in this study, radiolabelled ligand is used to investigate the binding characteristic of cam and a. thaliana protoplasts. and chemical crosslinking is employed to explore binding proteins in the membrane. at first, ( 35 ) ~ s - cam was produced using ( 35 ) ~ s - labeled amino acid mixture in e. coli. sds - page and autoradiograph indicated high - purified, high - specific radioactivity ( 35 ) ~ s - cam was obtained. electrophoresis of ( 35 ) ~ s - cam is the same as that of unlabeled cam with ca ~ ( 2 + ) or egta ; a quatitive of protoplasts was prepared by enzymolysis

    首先,用~ ( 35 ) s標記的氨基酸混合物喂養工程菌成功地制備了~ ( 35 ) s標記的擬南芥鈣調素( ~ ( 35 ) s - cam ) , ~ ( 35 ) s - cam高、放射活高、 ca ~ ( 2 + )與egta存在時的電泳行為與未標記cam相同,可作為一種高靈敏的探針用於進行受體學分析實驗;用擬南芥種子誘導愈傷,通過酶解制備了大原生體。
  2. These years we have developed strongly acidic macroreticular catalysts based on styrene dvb. catalyst resin d006 for mtbe tame etbe, also as catalyst use for producing tba by isobutene hydration and direct producing gasoline with high octane rating by light gasoline etherification. d008 for sba ipa, also can be used for making methyl ethyl ketone by acetone one - stepping process, tert - butanol by isobutene hydration, etherified gasoline by the etherification of isopentene and isohexene in light gasoline with methyl alcohol, high

    以上,增強了催化活,從而延長了使用壽命,提高了周期產二低溫活好,選擇強,提高了mtbe的,降低了雜三在同樣裝置中,可增大負荷,提高產,降低生產成本和費用。
  3. The quality of an enzyme immunoassays depends very much on the purity of the antigen or hapten used for conjugation, the specificity of the antibody and the choice of a suitable enzyme label

    酶免疫分析技術的依賴于抗原的、抗體的特異、合適標記酶的選用,其靈敏取決于標記酶的高化和高轉化率。
  4. Abstract : the main characters and seed set of bc1 , bc2 , bc1f2 from ms line back - crossing with the pollen of hybrid rice were studied. the appearance of a large number of self fertile plants in ms line was analyzed. the effect of introgression of restoring genes on ms line purity and hybrid yield in indica and japonica rice was discussed. it was pointed out that “ iso - cytoplasm restorer line ” was seriously reducing the purity of ms line and that hybrid rice was unsuitable for isolation zone in the seed production fields

    文摘:研究了雜交稻花粉對母本不育系回交後代群體bc1 、 bc2 、 bc1f2的主要農藝狀和育表現,分析了不育系中出現大自交結實株的原因,討論了恢復基因滲入對秈、粳不育系和雜交稻產的影響,指出「同恢」對降低不育系的嚴重和雜交稻作制種田隔離區的不合理
  5. Female mice serum and vaginal secretion antibodies, their fertility and the pathological changes were determined. on the other hand, the effects of the anti - serum against synthetic peptide on the sperm - egg interaction during ivf and the location of p3 peptide in sperm were watched. the main results and conclusions were as follows : 1 ) the new antigen p3 peptide which harvested from the 430a peptide synthesizer were verified by the mass spectrograph and hplc, that the ratio of mass / charge of the synthetic peptide was equal to the molecular weight in theory and its purity was above 95 %

    本研究的主要結果和結論如下:一、經抗原分子設計,在430a自動肽合成儀上合成的新抗原p3 ,經譜儀分析證明其荷比與理論一致;化后,其大於95 ;將新抗原與klh偶連后免疫小鼠,經westernblot證實其誘導的特異抗體可識別小鼠、大鼠、人睪丸組織中分子約為22kd和55kd左右的蛋白
  6. In order to detect the effect of human sperm mannose - ligand receptor on the fertilization ability, in the study reported here mannose - ligand receptors ( mrs ) were purified from human sperm by modified mannose - agarose gel affinity chromatography coloumn and determined protien concentration by lowry, preincubated zona - free hamster oocytes with four purified mannose - ligand receptor ( pmr ) concentrations before sperm penetration assay ( spa ) to test the pmrs cell biology nature of inhibition to fertilization

    本研究用改良后的親和層析法分離化mr , lowry法測定其蛋白,在精子穿透試驗( spermpenetrationassay , spa )模型中定研究其對精卵融合能力的影響並檢測其細胞生物學活;以已知濃的pmr ( purifiedmannose - ligandreceptor )干預精子半透明帶試驗,觀察用pmr預處理半透明帶對精子與透明帶結合的影響。
  7. Solder bar is made from high purity metal. by means of strict qualitg control the oxide and metallic and non - metallic impnrities and effectively minimized, the available high purity solder bar is with uniform and glazed surface good wetting and spreading ability after molten bright joint and minimum oxide residue after soldering. our product is suitable for wave and handwork soldering with high quality requirement

    本公司生產焊錫條採用高金屬原料,在嚴格品管條件下,有效控制氧化程以及金屬和非金屬雜,焊錫條表面均勻光滑,極高,熔化后流動好,潤濕極佳,焊點光亮,氧化渣物極少發生,適用於高品要求的各種波峰焊和手工焊。
  8. Until about ten years ago, we believed that the only properties we can tell about a black hole are its mass, angular momentum loosely speaking its spinning rate and its electric charge. two black holes that have the same mass, angular momentum and charge will behave in exactly the same way. in particular, it does not depend on what kinds of material it forms from

    原理:十年之前,我們相信黑洞是一個很簡單的物體,三個物理參數角動如要求不嚴謹,可把它看成為自轉速和電荷便決定了它的一切,兩個黑洞只要它們這三個參數相同,物理特便完全一樣,黑洞最初由甚麼物所造成是無關宏旨的,由於黑洞是這樣單,光禿禿沒有甚麼特徵,所以天文學家謔稱黑洞沒有毛發。
  9. Ultraviolet absorption detector, photodiode array detector ( dad ), fluorescence detector, and electrochemical detector are optional detectors, response value of which is relative to not only quality of the object under test, but also structure of the compound ; refractive index detector and evaporative light - scattering detector are universal detector, responding to structure of all compounds ; evaporative light - scattering detector is quality - type detector, whose responding value only relates to quality of the object under test for compounds with similiar structures ; photodiode array detector ( dad ) can, at the same time, record absorption spectra of the object under test in a prescribed wave scope, consequently, it can be used in spectrum control and inspection of purity of chromatographic peaks of the object under test

    紫外、二極體陣列、熒光、電化學檢測器為選擇檢測器,其響應值不僅與待測物的有關,還與化合物的結構有關;示差折光檢測器和蒸發光散射檢測器為通用型檢測器,對所有的化合物結構均有響應;蒸發光散射檢測器屬型檢測器,對結構類似的化合物,其響應值幾乎僅與待測物的有關;二極體陣列檢測器可以同時記錄待測物在規定波長范圍內的吸收光譜,故可用於待測物的光譜管制和色譜峰的檢查。
  10. The factors that influence the dyeing for brilliant green shades on knitted cotton fabrics have been studied by analyzing structure of dye and the mechanism of dyeing, so the optimized parameters were obtained and some frequent encountered problems during dyeing operations were solved

    摘要從艷綠色拼色染料結構、染色機理的角探討了影響針織物活艷綠色染色的因素,制定了一套適合的染色工藝,解決了活染料在棉針織物上拼染艷綠色易出現色花、色點、色差和風印等問題。
  11. There are better performances in the films prepared by ba2ca2cu3ox target than by ba2cacu2ox target. the single - phase tl2ba2cacu2o8 hts thin film was obtained with a tc0 of 107k at the optimal tl2o partial pressure and thallination temperature 750. on excursion from the optimal conditions, there exist some impurities in the resultant films resulting in a reduction in tc0 and surface quality with change in the microstructure morphology

    研究結果表明,採用成分為ba2ca2cu3ox的靶材制備的薄膜能要優于成分為ba2cacu2ox的靶材;使用組成式為tl1 . 9ba2ca2cu3oy的鉈片做鉈源時,形成的tl2o分壓達到最佳值;在最佳tl2o分壓和最佳鉈化溫750的條件下,制備出了相完全c軸取向的tl2ba2cacu2o8高溫超導薄膜,其tc0高達107k ,膜面均勻平整光滑,呈圓片狀組織;偏離最佳制備工藝參數的條件下,制得的薄膜中都含有一定的雜相,雜相的生成使得tc0值下降,薄膜表面下降,薄膜組織形貌發生變化。
  12. All vanadium redox flow battery is a new - style and environmentally friendly energy storage battery that has many characteristics such as instant recharge by replacing the spent electrolytes, discharged at large current density, really fully discharged ( 100 % ), increasing storage capacity easily, a theoretically unlimited life, sim - ple operation and maintenance. therefore, it is undergoing a exciting development and commercialization. however, there are still some questions to be solved during its commercialization, such as how to prepare highpurity vanadium electrolyte, to enhance its energy density and efficiency, to improve its charge / discharge performance. so it is very important for improving the perfoemance of vanadium redox flow battery and its commercialization to select adaptive electrode materials, to investigate the mechanism of the electrode reaction and to select some additives

    如何制備高的釩液流電解、進一步提高釩電池的能和效率,提高其充放電能,是釩電池實用化過程中需要解決的問題。因此,選擇合適的電極材料,進一步探討釩離子的電極反應機理,研究釩電池在充放電過程的變化,適當選擇並探討添加劑對釩電池電行為和能的影響,對進一步改善和提高釩電池的電能以及釩電池的實用化具有重要的理論意義和實用價值。
  13. The objective of the paper is to analyze the mechanism of the process in inorganic gel preparation and the key parameters for deciding the quality of the products, which include the following parameters : purity montmorillonite, decentralization and viscosity in organic gel

    本文分析了利用膨潤土製備無機凝膠的工藝過程機理及為保證產品需要控制的關鍵參加,即蒙脫石的提,無機凝膠的高分散和粘滯
  14. Moreover, we observed the concentration profiles of the ion - implanted samples and the diffused samples by c - v method, and discovered that the carrier concentration decreased with increasing of the diffusion depth. whereas, the peak concentration of the ion - implanted samples located at 0. 248151 u m beneath the surface and the peak concentration of the diffused samples located at the surface. furthermore, the carrier concentration of mnas source diffused sample as high as 102 % m3can be obtained, and the surface was much smoother compared with that of the pure mn source diffused sample

    發現兩種摻雜方法的載流子濃大體上都是隨著擴散深的增加而下降,不同的是離子注入樣品的載流子最高濃處于離表面深0 . 248151 m處,而擴散樣品的載流子最高濃處于表面,並摻錳( mn )砷化鋅( gaas )材料的研究且還發現相對于mn源擴散樣品來說, mnas源擴散樣品的表面較為光滑,且表面載流子濃高達1020 cm 』數級。
  15. Compared with green light - emitting device, blue oled has many problems such as brightness, efficiency, stability, and color saturation, in this study we investgaited the blue oleds systemically : 1 ) double heterosturcture oled was charaterized. due to the introducing of electron transport layer alq3 and hole - blocking layer balq3, the energy matching was more reasonable and the carrier injecting was more effective in the double - layer device. the maximum efficiency and luminance of this device attained to 1. 90 lm / w and 10, 000 cd / m2, respectively

    其次,由於一直以來藍光oled器件的研究處于相對落後的狀態,其發光亮、效率、穩定和色都無法綠光器件相比,所以本論文在以下幾個方面對藍光器件的能進行了系統的研究: 1 )研究了雙異型藍光oled器件,由於本研究引入了空穴阻擋層,使得載流子的復合和激子的擴散被限定在發光層內,器件的發光效率達到了1 . 90lm / w ,最大亮達到了10000cd / m2 ,比傳統結構器件的效率和亮提高了約一個數級; 2 )制備了結構為ito / npb / balq3 / alq3 / mg : ag的oled器件,研究發現,當改變各有機層厚時,器件的電致發光光譜發生了從綠光到藍光的移動。
  16. The main technical conditions for preparing activated clay with bentonite were determined. the decolored rate and activated degree of the product were increased by processing bentonite ore. the high quality activated clay was prepared successfully. moreover, the factors affecting the quality of product were also discussed

    本文以安徽某地膨潤土為原料,首先對其分級提,然後對影響活白土的主要工藝條件進行較為系統的試驗研究,成功地制備了脫色力大於200 ,且脫色率、活均超過國家化工行業規定的一等品標準的高效活白土。
  17. The results showed that : cp i showed character absorption peak at 223nm ; cp i had 18 kinds of amino acids, total count of amino acid was more than 90 % ; the concentration of protein was 1. 03 mg / ml ; cp i was composed of a chain, & chain and y chain by sds - page ; one pure peak with hplc was founded and its purity was 100 %

    Cp理化鑒定結果表明:樣品在223nm處有紫外最大吸收值;含有十八種氨基酸,氨基酸總在90以上;樣品的蛋白為1 . 03mg ml ; sds - page測定cp由、 、三條鏈組成;色譜分析約為100 。
  18. L - carnitine was synthesized from the chiral epichlorohydrin. its index of quality was improved through recrystallizing the intermediate and accorded with usp ( 24 )

    探討了以手環氧氯丙烷為原料,對中間體進行重結晶提高光學的方法合成了l - ( ) -肉? ,其指標符合美國藥典usp ( 24 )版的要求。
  19. With the hardness tests, it is indicated the hardness of the nano alumina or nano silicon carbide coating is improved to 1. 6 - 2. 5 times as that of the plasma spraying coating. with the wearing tests, it is indicated that low laser power employed, the wearing performance of the coating without nano material increase to 1. 3 times as that of the plasma coating, at the same time, the wearing performance of the coating with nano material increase 2. 3 - 6 times as that of the plasma spraying coating, the wearing mechanism is further analyzed. with the erosion tests, it is indicated that the erosion performance of the coating with nano material increase five times as that of the plasma spra

    與相應等離子噴塗層相比,硬測試表明,含納米al _ 2o _ 3或sic的各種復合塗層硬提高了0 . 6 - 1 . 5倍左右;耐磨測試表明,小功率下單的激光重熔耐磨提高了30 ,而納米滲入后塗層的耐磨提高了1 . 3 - 5倍左右,對耐磨提高的機理作了進一步的探索和分析研究;耐蝕測試表明,經激光熔覆納米滲入后的各種塗層耐蝕能提高了4倍以上,同時塗層厚、表面對腐蝕能有影響。
  20. N - phenyl - b - naphthylamine ( antioxidant d ) and 2, 6 - di - tert - butyl - p - cresol ( anti - oxidant bht ) are the two kinds of antioxidant which are extensively used in our country. their standard reference materials can be used to rectify instruments and measure our analytical methods

    防老劑d與bht標準物可作為行業對其產品檢測的基準,用於校準測儀器,評價測方法的準確,保證測結果的準確
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