檢測限度 的英文怎麼說

中文拼音 [jiǎncèxiàndù]
檢測限度 英文
limit of detection
  • 檢 : Ⅰ動詞1 （查） check up; inspect; examine 2 （約束; 檢點） restrain oneself; be careful in one s c...
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 限 : Ⅰ名詞（指定的范圍; 限度） limit; bounds Ⅱ動詞（指定范圍, 不許超過） set a limit; limit; restrict
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 檢測 : check; detection; test; gauging; detecting; sensing; [工業] checkout; measuring
  • 限度 : limit; limitation; measure; tether
  1. In this thesis, the oxygen sensitive materials and glucose sensitive materials had been developed by thermo - polymerization method including carrier covalence method and carrier covalence - cross linking method, and the properties had been investigated using the detection experiment of oxygen and spectrophotometer, at the mean time, the applications of oxygen sensitive materials in fiber optical gaseous oxygen sensor and fiber optical dis solved oxygen sensor, and that of biology sensitive materials in fiber optical dextrose sensor had been studied in this paper. major content of this work includes five aspects as follows : ( 1 ). oxygen sensitive materials had been prepared by carrier covalence method, and the preparation mechanism of the materials had been investigated by fi - ir, sem, and the detection experiment of oxygen

    本論文主要包括以下五個方面的內容： （ 1 ）載體共價法制備氧敏感材料：通過紅外光譜、掃描電鏡圖譜和氧測試實驗探討該氧敏感材料的制備機理，通過氧測試實驗評價該氧敏感材料的氧敏感性和穩定性，同時研究了各種因素對該氧敏感材料性能的影響（ 2 ）載體共價?交聯法制備氧敏感材料：通過紅外光譜、掃描電鏡圖譜和氧測試實驗探討該氧敏感材料的制備機理，通過氧測試實驗和分光光度計評價該氧敏感材料的氧敏感性和穩定性，同時研究了各種因素對該氧敏感材料性能的影響（ 3 ）氧敏感材料在光纖氣態氧傳感器中的應用：該傳感器的響應時間為10s ，檢測下限為5ppm ，檢測精度為0 . 5 ，具有較好的重復性和穩定性，遲滯較小，使用壽命至少為1年，適合各種環境下氣態氧濃度的檢測。
  2. Noninstrumental method : the lod is generally determined by the analysis of samples with known concentrations of analyte and by establishing the minimum level at which the analyte can be reliably detected

    非儀器分析目視法：通過用已知濃度的樣品分析來確定可檢出的最低水平作為檢測限。
  3. The key to make fbg use more widely is to demodulate the wavelength signal of fbg. the precision of the whole system is based on the precision of demodulating wavelength shift

    如何對光纖光柵的波長編碼信號進行解調，是實現光纖光柵傳感實用化的關鍵，對中心波長移位的檢測精度直接限制了整個系統的檢測精度。
  4. Secondly the detection precision is only related to the synchronization phase but not to the amplitude of the mainline voltage because that it uses the optimized pulses synchronous with the mainline voltage as modulation signals. thirdly it decreases the requirement of the input low pass filter and eliminates the error resulting from the direct component and even harmonics of load current. the most significant merit is that it can eliminate the effect of a few low order odd harmonics and the detecting circuit is easy to be implemented

    模擬和實驗結果表明該方法的主要優點有：不需使用乘法器進行信號調制，調制信號採用與電網電壓同步的優化特定脈沖，其檢測精度只與同步相位有關，而與電網電壓幅值無關；降低了對輸入低通濾波器的通頻帶要求，直流和偶次諧波分量對檢測精度沒有影響；突出的優點是可以消除有限個低奇次諧波對檢測結果的影響。
  5. Point diffraction interferometer - a physical idea, is invented by smartt and strong in 1972, advanced by smartt and steel, and used to test astronomical telescope, it has simple structure and has not special demand to source. recently. with the development of fiber ' s manufacture and coupling technology. the simple modern fiber ' s center is smaller than before, this make it possible to progress fiber point diffraction interferometer ( pdi ), in addition to test convergent wavefront, it can test the reflective concave. the excellence of pdi is that it does not need standard mirror. in intereference testing, the standard mirror is the main reason which limit the improvement of precision, pdi can avoid difficulty to provide the wide future for high precision testing. pdi, which produce the standard sphere wavefront, is an instrument which realize the phase shifting with piezoelectric transducer ( pzt ), and collect the interferogram with ccd, in this paper, a adjusting methord is described, then data processing is obtained

    點衍射干涉儀這一物理思想，早在1972年smartt和strong就已發明，由smartt和steel做了進一步發展，並成功的用於檢測天文望遠鏡，它結構簡單，對光源沒有特殊要求，近年來，由於光纖製造工藝以及耦合技術的發展，單模光纖纖芯不斷縮小，為光纖點衍射干涉儀得以發展提供了前提條件，該干涉儀由激光照明，除了檢測會聚波前外，還可以用來檢測反射凹球面，進而應用到單個面形的檢測；另外，光纖點衍射干涉儀最大的優點是不需要標準鏡，在干涉檢測中，標準鏡是檢測精度受限的很大原因，光纖點衍射干涉儀能繞開這一難度，為進行高精度的光學檢測提供了廣闊的前景。
  6. But the sensitivity of piezoelectric immunosensors still need to be improved in order to meet the requirement of morden analysis tecnique

    但相對于現代生物分析技術低檢測限，高靈敏度的要求，其性能仍有待提高。
  7. The inorganic / organic composite mesoporous materials, nh2 ( ch2 ) 3 - mcm - 41 and ch2ochch2o ( ch2 ) 3 - mcm - 41, were synthesized, and characterized by xrd, nitrogen adsorption - desorption, elemental analysis and ft - ir.

    同時還以蔥為例，考察了新塗層的定量性能、線性范圍、檢測限為和精密度等。
  8. Under this condition, the linear range, the limits of detection, the recoveries, the relative standard deviations of the method to every component have been carried on

    進樣口溫度220 ，檢測器溫度250 。在此條件下，對各組分進行了方法的線性范圍及檢測限，方法的準確度，方法的精密度測定。
  9. The most commonly applied assay parameters accuracy, precision, detection limit, specificity, selectivity, calibration linearity or nonlinearity, stability, recovery, reproducibility and repeatability are carefully defined along with some recommendations required for assessing data acceptability arrived at the conference on analytical methods validation

    美國分析方法認證會議曾推薦用分析參數（準確度，精密度，檢測限度，專屬性、選擇性、校準線性或非線性、穩定性、回收率、重演性與重覆性）作為判斷實驗數據的可采納性。
  10. Surface plasmon resonance immunosensor is a relatively new immunoassay technique and has been receiving more and more attention in recent years. however, a major disadvantage of spr for bioanalytical applications is that low concentration or low molecular mass analytes could not be detected directly. therefore, it is a challenging task to develop strategies for improving the detection limit sensitivity of spr. in this paper, authors present a novel strategy for improving the sensitivity of spr immunosensing using streptavidinbiotinylated antibody complex. it is proven that the amplification strategy causes a dramatic improvement of the detection sensitivity. this amplification strategy is based on the construction of a molecular complex between streptavidin and biotin labeled protein. the complex can be formed in a crosslinking network of molecules so that the amplification of response signal will be realized due to the big molecular size of complex

    將鏈霉親和素-生物素系統用於表面等離子體共振免疫傳感的信號放大，實時檢測了人免疫球蛋白g higg的蛋白濃度。發生免疫反應的傳感片和生物素化抗體反應后，傳感片表面的一層生物素分子隨后與鏈霉親和素-生物素化抗體復合物中的鏈霉親和素的活性位點發生親和反應，從而使傳感片表面特異健合的物質質量顯著增加，大大提高了免疫檢測的靈敏度和檢測限。免疫反應經放大后，可檢測0 . 00510g ml濃度區間內的higg 。
  11. The threats of the security of raiiway freight mostly come from cargoes exceeding over the railway gauge which caused by loading, collision, braking and shaking etc. today, the loading situation is most iy checked manua my, wh i ch can on iy check the ioad i ng s i tuat i on of the static freight train with the low efficiency and precision

    隨著鐵路安全技術裝備的完善，現在鐵路運營安全的主要威脅來自因裝載、沖撞、制動、震動等因素引起的貨車所載貨物超出鐵路貨運裝載限界。目前，我國鐵路貨運管理部門主要採用人工測量方法來檢測貨車超限情況。但是人工測量只能實現對靜止貨車裝載情況的檢測，並且檢測效率低，檢測精度也難以保障。
  12. The main study of the mixed finite element method for viscosity incopress - ible is to check if the velocity - pressure field satisfies so - called lbb condition, that is inf - sup condition

    粘性不可壓縮流動問題混合有限元法的研究主要工作是檢測速度壓力有限元空間是否滿足所謂的lbb條件或者說inf - sup條件。
  13. Determination of the detection limit and decision threshold for ionizing radiation measurements - fundamentals and application to measurements by use of linear - scale analogue ratemeters, without the influence of sample treatment

    電離輻射測量的檢測限和判斷閥的確定.在沒有樣品處理的影響下用模擬線性刻度輻射強度計測量的基本原理和方法
  14. A piezoelectfic has been developed to detect hbsag in liquid. the contents of this thesis include as following : in chapter l, the

    實驗結果為： spr法對hbsag的檢測限為0刀6 g inl ，而elisa法的檢測限為lug ttil ，這表明spr法對hbsag的檢出靈敏度明顯高於elisa法。
  15. Several extraction methods for organic pollutants analysis in water sample were introduced, and further discussion on their detection limit and sensitivity was also developed

    摘要綜述水中有機污染物富集與分離方法的原理、優缺點、適用條件，探討各種分析方法的檢測限和靈敏度。
  16. The quantitative determination of protein and dna is a common analysis contents in biology chemistry and life science. so it is very important to find fluorescence probe with high sensitivity and low detection limit

    對蛋白質和dna進行定量測定是生物化學和生命科學中經常涉及的分析內容，建立高靈敏度、低檢測限的熒光探針定量測定的方法仍具有重要意義。
  17. The contributions of this dissertation is listed below. aiming at existing defects of traditional beeline detection by hough transformation ( ht ) arithmetic, such as large storage space consuming, imprecise beeline detection effect and information loss of image feature pixels etc, we suggest two new beeline detection methods. ( 1 ) based on infinite symmetry exponential filter and its recursion arithmetic, new beeline detection methods can get exact direction of image edge pixels in advance, so it reduces highly the calculation quantity of the conventional ht, and improves the speed and the precision of beeline detection greatly

    本論文的主要研究成果列舉如下：針對傳統直線檢測霍夫變換（ houghtransform ， ht ）所存在的參數空間存儲量大，直線檢測不精確以及圖像特徵點信息丟失等缺點，提出兩種新的直線段檢測演算法： （ 1 ）提出一種基於無限對稱指數濾波的ht直線段檢測演算法，在進行邊緣檢測的同時，提前精確定位邊緣點的方向，減少了ht的運算量，提高了運算速度和檢測精度，而且整體演算法便於硬體的并行執行，使得實時處理成為可能。
  18. For the detection of gaseous oxygen, the membrane has these merits : the fast respond time less than 30s, detection limit up to 5ppm and detection precision 0. 5 % and good repeatability and stability

    實驗證明了包埋ru （ phen ） _ 3cl _ 2的pvc敏感膜性能相對較好，該敏感膜對氣態氧的響應時間小於30s ，檢測下限為5ppm ，檢測精度為0 . 5 ，具有較好的重復性和穩定性。
  19. The detection limit for each analytical method should be sufficiently sensitive to detect the established acceptable level of the residue or contaminant

    每一種分析方法的檢測限度應該足夠靈敏來檢測出符合可接受標準要求的殘留物或污染物。
  20. The surface - wave theory was firstly provided by rayleigh, which can be used in even medium and many other learners developed rayleigh ' s theory and provided another theory which can be used in layered medium

    瞬態面波法的理論基礎是英國學者瑞利提出的半無限彈性均勻介質中的瑞利面波理論及其後來發展起來的半無限彈性層狀介質中的頻散理論，因其具有同時可以大范圍檢測，精度好、效率高等優點，在無損檢測方面有很好的前景。
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