測定準確度 的英文怎麼說
中文拼音 [cèdìngzhǔnquèdù]
測定準確度
英文
accuracy of measurement- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 準 : Ⅰ名詞1 (標準) standard; guideline; criterion; norm 2 (目標) aim; target Ⅱ動詞1 (依據; 依照)...
- 確 : 形容詞1. (符合事實; 真實) true; reliable; authentic 2. (堅固; 堅定) firm
- 度 : 度動詞[書面語] (推測; 估計) surmise; estimate
- 測定 : determine; determination; setting-out; admeasurement; assignment; assay; finding
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In fact, compared with classic ones, the system with high reliability and exaction are more cheap when earlier finding fire in the badly working condition
使系統與傳統的探測系統相比,具有成本低、早期發現、在惡劣工作環境下工作穩定性高、準確度高等優點。Then we present a toa / tdoa data fusion model based on mathematical statistics for radiolocation in cellular network, and fuse toa / tdoa measurements through a best linear fusion method and a mobile position based dynamic location algorithm, which shows good performance of robustness and accuracy
然後,從數理統計的角度出發,構造了一個toa和tdoa進行位置估計的數據融合模型。主要利用一種最佳線性融合策略和基於移動臺位置的動態定位演算法對toa和tdoa測量數據進行融合,有效的提高了演算法可靠性和準確度。Limit of quantification ( loq ) is the lowest concentration of the analyte in a sample that can be determined with acceptable precision and accuracy under the stated experimental conditions
定量限系指樣品中被測物能被定量測定的最低量,其測定結果應具有一定準確度和精密度。The author has finished the following several jobs in core of the centre : 1 ) the active compensation method based on bang - bang control was put forward to realize the wide range current transformer. the method converts the complex statement space to i / o description by the two - stage current transformer. with the compensation method, the accuracy of 0. 2 grade current transformer can be improved to less than the 0. 1 grade standard at 100 % rating when the primary side current is changed from 2 % to 120 % of the rating
圍繞這一工作核心,作者完成了以下幾項工作: ( 1 )以實現寬量程電流互感器為目標,提出了基於bang - bang控制的有源補償方法,採用雙級電流互感器,將復雜的狀態控制分量轉化為偏差控制,該方法結構簡單,調試方便,有源補償器輸出電流小,可以將0 . 2級的電流互感器經過補償后提高到一次電流從額定值的2變化到120時,測量誤差不超過一次電流額定值100時準確度為0 . 1級的測量標準。Structural matching is a main approach for on - line chinese character recognition. in order to reduce its great computational comple xity and improve its performance, people have been seeking for a way to guide the whole matching by the result of partial matching. in this paper, the authors prop osed 45 basic components from 3, 755 categories of the daily - used chinese charac ters to guide the stroke segment matching. because they always locate at either the beginning or the end of the stroke segment string, these components are easy to extract and separate from other parts of the character. besides, the reference templates of these components are dynamically extracted from the reference segmen tstring and dependent on the current matched character so that a more accurate matching is carried out. experiments show that the segment matching computation h as reduced almost 50 %. the approach is also enlightening for other similar object matching problem
結構匹配是一種有效的聯機手寫漢寫識別方法,為了減少匹配運算,人們一直在尋求利用部分匹配的結果來引導整體匹配的方法.在特徵匹配與結構匹配綜合的基礎上,從3 . 755個一級國標漢字中提取出45個子結構,利用它們來引導結構匹配.由於這些子結構總出現在字首或字尾,因而對它們的檢測比較容易.同時,通過建立子結構活動模板及設計子結構動態抽取演算法,使得子結構匹配的準確度得到很大提高.實驗結構表明,該方法使結構匹配的運算量減少約50 % ,並對類似的物體識別問題有一定的啟發意義Calibration graph obtained by the modified procedure for ddmbac showed good linearity and its correlation coefficient was above 0. 999. the coefficients of variation and average recovery of added ddmbac were up to the mustard. the linear concentration ranges for batch determination of ddmbac were 0. 06 ~ 3. 33mg / l
利用改進后的方法對ddmbac的測定建立了質量控制體系,其標準曲線的相關系數大於0 . 999 ,線性良好,精密度和準確度均符合檢測要求,線性范圍為0 . 06 ~ 3 . 33mg / l 。A new harmonic analysis method for electric power systems based on triangle basis functions neural network was presented, the convergence theorem of the algorithm was proposed, and a window function and interpolation algorithm were employed to correct the frequency of fundamental waves
摘要提出了一種新的基於三角基函數神經網路的電力系統諧波測量方法,給出了該神經網路演算法的收斂定理,並採用加窗插值演算法修正基波頻率的準確度。Several materials with large coefficient of expansion were selected to make packaging components, and it was found that the packaging materials have good temperature sensitivity and compatibility with optical fibers. experimental accuracy and repetition of fbg temperature sensitivity and compensation were discussed. have selected several materials which has bigger coefficient of expansion to do packaging components, have made many temperature experiments, there have not flaws, such as aging, crackle, absciss layer, packaging materials have good temperature sensitivity and compatibility with optical fiber ; have designed the simple and practical packaging components, have performed a serials of experiments about accuracy and repetition of fbg wave - length, have obtained the first step conclusion ; have analyzed the result and made comparison between the result of different experiment, have summarized the best packaging effect and several rules to reduce mistskes
本文所做的主要工作包括以下幾個內容:一、選取了常見的熱膨脹系數大的材料製作封裝元件,經過多次一80到80反復測試,封裝元件沒有出現老化開裂、封裝裂紋、空洞、離層等缺陷,封裝材料具有良好的溫敏穩定性及復用性,與光纖相容性較好;二、對光纖光柵進行簡單、實用的封裝處理,就封裝效果的優劣性、波長測量的準確度、重復性和封裝時產生的波長損失等方面進行了一系列的實驗,得出了初步的結論;三、對溫敏和溫度補償式封裝的實驗數據進行了詳細的分析和對比,從數字上對溫變過程中光纖光柵中心波長的改變及溫變曲線進行了定量的分析,在大量實驗數據分析結果的基礎上,總結出哪種材料封裝效果更好,以及如何有效的減小實驗誤差。The results shows that the repeatability and accuracy are both better than before by using the titration curve or differential curve to determine the destinations
結果表明,採用滴定曲線或徽分曲線確定終點,測定結果的重復性和準確度均有較大提高。The auomatic focimeter based on double ccds and arm is accurate, fast, steady capability, convenient, etc
研究結果表明,基於雙ccd和arm的自動焦度計具有測量準確、速度快、性能穩定、成本低、使用方便等優點。The results of research reveals the variation disciplinarian and the affected factor, defines the factor limiting the urban regional development. all these offer scientific references for reasonable city planning, municipal building project planning, reasonable arrangement of land use, the confirmation of land use intensity and the improving land use benefit. and a series of methods we have explored can apply the practical manipulation of grading and assessing urban land, which contribute to enhance working efficiency, shorten the time of evaluation, enhance the updating of urban land price, establish a system of dynamic superviso ry control and examination, and enhance accuracy and objectivity of urban land - rated evaluation
再由球形檢驗和主成份分析、信度分析、多元回歸分析的技術路線,逐層遞深地解譯影響城市地價的主要因素及相互數量關系,其研究結果揭示了城市地價的變化規律和影響因素、明確了限制城市區域發展的因素,為合理的城市規劃,市政建設項目規劃,合理安排土地用途,確定土地利用強度,提高土地利用效益等提供了科學依據,同時探索的系列化方法可直接應用於城市定級估價的實際操作中,有利於提高工作效率,縮短估價時間,提高城市地價的現勢性,建立地價動態監控和測算系統,又可提高城市定級估價的準確度和客觀性,在理論上、學術和實踐上均有積極意義。The sulfur content in iron ores was determined by coulometry. under the actionof catalyst, the sulfur in iron ores was released in the way of so2 at hightemperature. h2so3 was titrated by iodine formed in the process ofelectrolytic action. the method has the characteristics of high accuracy and largemeasurement range
採用庫侖滴定法測定鐵礦石中的硫含量,利用智能測硫儀,在催化劑作用下,使鐵礦石中的硫在高溫下以so2形式釋放出來,用電解生成的碘滴定h2so3 ,該方法準確度好,測量范圍寬。Determination of uncertainty for volume measurements made using the gravimetric method
採用重力測量法測定已測容積的不準確度In this paper the water sample was digested in a high pressure disinfector and cod was determined by spectrophotometry. this method has some trait of rapidness, convenience and high accuracy
摘要本文研究了用高壓消毒鍋重鉻酸鉀法消解環境水樣,用分光光度計測定cod ,本法具有快速、簡便、準確度高的特點,有良好的精密度。Heighten precision and veracity of gps position with numerical process and optimization is a critical emphasis to the research
對gps觀測值進行統計處理與數值優化以提高gps定位精度與準確度成為本課題研究的一大重點。In order to mensurate the certain amount of iron, i apply the spectrum - kurtosis technic on the basis of using orthophenanthroline spectroscopy this method can avoid to be disturbed by oher ions and raise the accuracy
摘要在鄰二氮菲光度法的基礎上,引入光譜峰面積技術,對微量鐵進行定量測定,該方法避免了有關離子的干擾,提高了準確度。The main factors influencing the accuracy of the determination of permanganate index, include acidity of sample, water distilled water quality, potassium permanganate concentration, water bath temperature and titration time
摘要影響高錳酸鹽指數測定準確性的主要因素有樣品酸度、蒸餾水水質、高錳酸鉀溶液濃度、水浴加熱溫度和滴定時間。400 programmable leds are equipped with 256 sets of illuminant, able to recognize characters and pictures, to improve the accuracy of inspection greatly
配置400顆可程序化led ,最多256種光源設定,並擁有文字與圖形辨識功能,可以大大提升任何色彩之待測板與錯件、極性檢測之準確度。In order to further enhance the accuracy of empty glass bottle examination, a mixed color examination system was designed based on image processing technology, which determines compensation degree before examination
摘要為了進一步提高玻璃空瓶檢測的準確度,開發設計了一套在基於圖像處理技術檢測前的確定光源補償程度的混色檢測系統。Comparing with the conventional methods using equipments, this approach is simple, efficient and precise and precise and can be realized easily
與傳統的藉助于硬體測量頻率穩定度的方法相比,此方法靈活簡單,可達到較高的測量準確度,容易實現。分享友人