時值測定法 的英文怎麼說
中文拼音 [shízhícèdìngfǎ]
時值測定法
英文
chronaximetry- 時 : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
- 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...
- 法 : Ⅰ名詞1 (由國家制定或認可的行為規則的總稱) law 2 (方法; 方式) way; method; mode; means 3 (標...
- 時值 : [生理學] chronaxie;[音樂] duration; value時值測定法 chronaximetry; 時值計 chronaximeter
- 測定 : determine; determination; setting-out; admeasurement; assignment; assay; finding
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And the deficiencies are pointed out in present researches, such as highway capacity, level - of - service, influence factor of road alignments, etc. from these, it has confirmed that the thesis should be studied from rational analysis, quantitative analysis of level - of - service, impact on capacity of road alignments, setting - up simulation model, etc. the high - accuracy gps dynamic data acquisition appearance is proposed to be used for the first time to carry on the experiment of overtaking on two - lane highways, and experiment scheme is designed according to the driver ' s perceive to judge each overtaking course. based on the experiment data, it can get two important parameters of acceptant gap ? the critical gap of overtakable time headway and returnable time headway through data processing, which can offer the strong support to the research of two - lane highway capacity with qualitative and quantitative analysis. besides, the experiment methods is provided to observe overtaking ratio and to measure the
研究中首次提出了運用高精度gps動態數據採集儀對雙車道公路上的超車行為進行觀測,設計了根據駕駛員感受度來衡量超車過程的實驗方案,並通過後期數據處理得到了超車過程中兩個重要的可接受間隙參數-可超車車頭時距和可回車車頭時距的臨界間隙值,為定性和定量分析雙車道公路通行能力提供有力的數據支持;同時,還提出了觀測超車率的實驗方法以及測量加速度干擾的實驗方案,統一了計算加速度干擾的時間統計間隔,為雙車道公路的服務水平量化研究奠定基礎;最後還簡單介紹了駕駛員問卷調查法和模擬程序中模型參數標定和驗證的數據採集方法。Determination of saturation v of fibre, saturation v of dyestuff and saturation factor in dyeing acrylic fibres with cationic dyes
陽離子染料染腈綸時纖維飽和值染料飽和值及飽和因數的測定方法Determination of saturation value of fibre, saturation value of dyestuff and saturation factor in dyeing acrylic fibres with cationic dyes
陽離子染料染腈綸時纖維飽和值,染料飽和值及飽和因數的測定方法Attempt was made to determine sorption solely on the external surface by extrapolating the sorption isotherms to zero time.
有人設法使吸收只限於表面積上,即按吸收等溫線在時間接近零時所測定的數值。The anion surfactant nals was the most efficient in the process and was selected as collector by orthogonal method. the interfacial tension and cmc of nals ( cmc 6. 5 10 - 3m ) in the solution was measured by hanging ring test, the function relationship between interfacial tensions and nals concentration was : = - 0. 9523 in 2c - 24. 534 in c - 81. 411. the relation of interfacial adsorption equilibrium in the solution system was respectively tested and calculated with gibbs equation and dynamic method. the conclusion showed that ( 1 ) the experiment result of dynamic method with was highly in coordination with the value which from theoretical calculation. ( 2 ) the surfactant molecule was in arrangement of monomolecular layer at the gas - liquid interface
用吊環法測定了十二烷基硫酸鈉水溶液不同濃度與其界面張力的關系,擬合得到的回歸方程為= - 0 . 9523ln ~ 2c - 24 . 534lnc - 81 . 411 ,同時還測得其臨界膠束濃度值( cmc為6 . 5 10 ~ ( - 3 ) m ) ,運用吉布斯等溫方程和動態法分別計算和測定了該溶液系統的界面吸附平衡關系,結論表明: ( 1 )動態法測定結果基本吻合吉布斯方程的理論計算; ( 2 )表面活性劑分子在氣?液兩相界面是以單分子層形式定向有序排列的。Analysis f k and na in nepheline were curried out with higher precision and repeatability by means of adding fluohydric acid during sample melting to remove sio2, adjusting the ratio of k and na in the solution to reduce the mutual interference of the two elements, and adding cesium chloride to eliminate ionization interference
摘要本方法用於測定霞石中的鉀、鈉,主要通過在溶樣時加入氫氟酸除去二氧化矽,調整溶液中鉀、鈉的含量,消除互相之間的干擾,加入氯化銫消除電離因素的干擾,提高了分析結果的準確性和重現性,使測定結果更接近化學分析值。Analysis of k and na in nepheline were curried out with higher precision and repeatability by means of adding fluohydric acid during sample melting to remove sio2, adjusting the ratio of k and na in the solution to reduce the mutual interference of the two elements, and adding cesium chloride to eliminate ionization interference
摘要本方法用於測定霞石中的鉀、鈉,主要通過在溶樣時加入氫氟酸除去二氧化矽,調整溶液中鉀、鈉的含量,消除互相之間的干擾,加入氯化銫消除電離因素的干擾,提高了分析結果的準確性和重現性,使測定結果更接近化學分析值。After generalizing the characteristic of modern equipment, the mission of equipment management and general situation of chinese equipment management, basied on two forms of equipment management - - - - - - practicality & value, the author combined quantitative & qualitative methods with example to analyze and discuss questions, especially the reasonable update & depreciation, accordingly achieving the optimization of the technical efficiency & economic benefit 0 one of emphases of the thesis is methods application of equipment reasonable update, that is starting with economic benefit to looking for reasonable using fixed number of year. the thesis used inferior - converted numeric method and rate equation which based on the theory square and combined with harbor loading machines & tugboat ' s actual facts, calculated the economic life of the same machine in order to make sure harbor machines " reasonable using fixed number of year. at the same time, the author made use of midpoint value regress method and stochastic trapeziform forecast method to calculate and analyze and gain the reasonable conclusion o the other emphases is questions of harbor equipment
本文概括介紹了現代設備的特點、設備管理的任務以及我國設備管理發展的概況后,作者從設備經濟管理的兩種形態? ?實物形態和價值形態出發,採取定量與定性相結合,以定量為主,結合實例進行分析與論述,對港口設備的合理更新與折舊問題進行了著重研究,從而實現設備的技術效能和經濟效益的最優化。本文研究的重點之一是設備合理更新的方法應用,即從經濟效益出發,來尋求設備的合理使用年限。本文結合港口裝卸機械和港作拖輪的實際,運用以正方形理論為基礎的低劣化數值法和費用方程兩種方法,計算了同一種機械設備的經濟壽命,從而確定港機合理的使用年限,同時,運用了中點值回歸法和隨機梯形預測法進行計算和分析,得到了合理的結論。Date and time, camera settings ( exposure mode, shutter speed, aperture value, exposure compensation value, metering method, flash on off, camera sensitivity, white balance setting, focal length, etc. ), color space
日期及時間、相機設定(曝光模式、快門速度、光圈值、曝光補償值、測光方法、開啟關閉閃燈、相機感光度、白色平衡設定、焦距等) 、彩色色域Z - tranformation augmented fasf algorithm proposed in the dissertation can reduce the search space of integer ambiguity effectively, improve the effiency and real - time processing ability of integer ambiguity resolution ; it is essential to analyse the reliability of integer ambiguity after it was fixed, the ratio test algorithm proposed in the dissertation can reduce the time to fix new integer ambiguity after wrong fixes are detected ; to reduce further the number of epochs required for ambiguity resolution, that the baseline length constraint information which acts as observables is used to do kalman filtering to speed up ambiguity resolution is proposed
本文提出的z變換增強fasf演算法能有效的減小模糊值搜索空間,提高整周模糊值解算的速度和實時性;整周模糊值確定后,需要對整周模糊值的可靠性進行分析,本文提出的比率檢測演算法能有效的減少整周模糊值錯誤確定后整周模糊值二次解算所需要的時間;為了進一步減少整周模糊值解算所需的歷元數目,本文提出把基線長度先驗信息作為觀測量進行卡爾曼濾波輔助整周模糊值求解。Using the system designed in this thesis work, flow field calibration of the wind tunnel is accomplished, which covers dynamic pressure drop coefficient, dynamic pressure time stability, axial static pressure gradient, boundary layer, and degree of turbulence, etc. boundary layer measuring principle and method are especially described in detail, the relationship between boundary layer thickness, wind speed setting, and the depth of the experimental section is summarized, and finally the calibration data for th e model center zone under specific wind speed are given
然後利用本文設計的系統完成了落差系數、動壓時間穩定姓、軸向靜壓梯度、邊界層及湍流度等內容的流場校測。特別對邊界層測量的原理及方法做了較詳盡的敘述,總結出邊界層厚度與設定風速、實驗段深度的關系,然後給出模型中心區一定風速下校正數值。Furthermore, the supposition of galvanic couple is drawn into the procedure of corrosion fatigue crack growth of aluminum alloys, the relation of couple current vs loading time is determined with electrochemical methods. a formula in the theory is deduced which expresses the stress corrosion crack growth rate of lc4cs aluminum alloy, the results of mathematical modeling preferably correspond with examination
再將「耦合作用」的猜想,引入鋁合金的腐蝕疲勞裂紋擴展過程中,用電化學的方法測定耦合電流與加載時間的關系,並從理論上導出lc4cs鋁合金應力腐蝕裂紋擴展速率的數學表達式,數學模擬的結果與實驗值具有較好的一致性。Abstract : in this paper, the kinematically admissible velocity fields are established by using the metal flow patterns based on the experiments, and the configuration dimensions of billet and the curves of load - stroke in precision forging process for spur gear from solid billet are simulated on computer by upper bound method. the results acquired in the simulation are in good agreement with those obtained in the experiments
文摘:本文利用有實驗根據的變形流動模式建立動可容速度場,利用上限法模擬用實心坯料精鍛直齒圓柱齒輪時坯料的外形尺寸變化和力?行程曲線,所得結果與實驗測定值很一致,可供沖擠精鍛工藝設計參考。The bleaching experiment of loess by iodine tungsten lamp and the equivalent dose ( de ) of loess estimated by sar from the earth ' s surface indicate that loess can be easily bleached by sunlight, and osl is suitable for the dating of loess. 2. equivalent dose estimated by sar, when each natural or regenerated dose osl measurement is corrected for changes in sensitivity using the osl response to a subsequent test dose and the recycling ratio is around 1, implies that sensitivity changes have been properly corrected
用單片再生劑量法( sar )測定黃土樣品的d _ e值時,用固定的實驗劑量釋光信號校正後,再循環比( recyclingratio )都在1左右,說明對釋光靈敏度的變化起到了很好地校正作用;校正後, ogy再生劑量釋光信號與自然信號的比率都在5以下,信號的回復可以忽略不計。Was added, the absorption of morin at 350nm decreased and a new absorption peak at 419nm appeared. adding of nucleic acids to the morin - al binary system leads to decrease of the absorption at 350nm and great increase at 419nm. there is an isochromatic point at 370nm. the increase of absorbance at 419nm is proportional to the amount of nucleic acids added within certain concentration range. based on this, a new sensitive nucleic acids analysis method is established. the linear ranges of ct dna, fs dna and y rna are 0. 7135. 4 0. 6425. 6 and 0. 9428. 4g ml, respectively
鋁離子的加入使桑色素350nm處的吸收峰下降,在419nm處出現桑色素-鋁絡合物的吸收峰。再往桑色素-鋁離子二元體系中加入核糖核酸或脫氧核糖核酸,則進一步引起桑色素350nm吸收峰的降低, 419nm處的吸收大大加強,同時在370nm處有一等色點。 419nm處吸光度的增加值與加入的核酸量在一定范圍內成正比,基於此建立了在較寬范圍內測定核酸的方法。Td50 of the flea was tested, and different temperature range was divided based on the survival length and the mortality of the fleas
方法觀察方形黃鼠蚤松江亞種在不同溫度下的存活時間,測定其半數致死高溫( td50 )值,根據存活時間和死亡率劃分生存溫區。( 4 ) since there is no perfect theoretical guide, the characteristics of orthogonal wavelet, semi - orthogonal wavelet and biorthogonal wavelet in signal decomposition and reconstruction are compared, and the conclusion of the study demonstrates that semi - orthogonal wavelet is a good wavelet for fault diagnosis in tilting control system of tilting train. a new approach is presented for deciding the fault threshold. ( 5 ) a generalized wavelet neural network is put forward by integrating wavelet analysis with neural network
( 4 )針對小波基的選擇缺乏完善理論指導的實際情況,通過對常用的正交、半正交、雙正交小波基提取信號特性的比較,確定出了適合擺式列車傾擺控制系統故障診斷的小波基? ?半正交小波基,並提出了一種新的確定故障檢測閾值的方法,可以快速地檢測出故障發生時刻。In the base of investigating and analyzing to working theory, measure methods and relevant standard, the text processes particular analyses to the working theory of billing system and reason of making billing wrong and puts forward technology index and measure method that can externally evaluate the capability of billing system and is suit to the situation of our country. some indexes and measure way are put forward for the first time ( example error of call clock, time error and measure method to moving exchanger ' s billing system. ) through analyzing telecom charging way, charging users, charging point and charging methods of telecom basic and all kinds value - added operation and utilizing the newest measure apparatus, modern measure technology, communication technology and probable method, this text puts more scientific, efficient and easily operated measure methods and process a uncertain analysis to measure methods
本文在調查和分析國內外局用交換機計費系統工作原理、檢測方法和相關標準的基礎上,對計費系統的工作原理和產生計費錯誤的原因進行了詳細的分析,提出了適合國情的能夠客觀評價計費系統計量性能的技術指標和檢測方法,有些指標和檢測方法在國內相關資料中屬首次提出,如通話計時誤差和時刻誤差和對移動交換機計費系統的一些檢測方法;本文通過對電信基礎業務和各類增值業務的計費方式、計費用戶、計費點和計費方法的分析,利用國內外最新檢測儀器、現代檢測技術、通信技術和概率統計方法,提出了較科學、有效和利於實施的檢測方法,並對檢測結果的測量不確定度進行了分析。Standard test method for determination of the acidity as free fatty acids acid number in the presence of ammonium or triethanolamine soaps
存在銨或三乙醇胺皂時酸度作為游離脂肪酸值測定的標準試驗方法Standard test method for determination of acidity as free fatty acids acid number in the absence of ammonium or triethanolamine soaps in sulfonated and sulfated oils
磺酸化或硫酸化油中不存在銨或三乙醇胺皂時酸度作為游離脂肪酸酸值測定的標準試驗方法分享友人