寬度檢測 的英文怎麼說

中文拼音 [kuānjiǎn]
寬度檢測 英文
width detection
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : Ⅰ動詞1 (查) check up; inspect; examine 2 (約束; 檢點) restrain oneself; be careful in one s c...
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • 檢測 : check; detection; test; gauging; detecting; sensing; [工業] checkout; measuring
  1. The approximation analysis result of band dipole model is obtained on the basis of the theory of mfl. the electromagnetic distribution feature of the defect in the steel panel is studied by means of simulation. the leakage magnetic distribution of the two defects and four defects plural and the defects in the column differently in the width are also assayed. conclusions that factors affecting flaw magnetic leakage to the panel also affect the column and magnetic leakage bx should be the feature of the flaw identification to several flaws are drawn

    在對漏磁原理進行詳細介紹的基礎上,得出了帶偶極子模型的近似解析解,並以有限元數值模擬分析為主要手段,以鋼板上缺陷為對象,分析了各因素對缺陷漏磁場產生影響的不同規律,同時模擬分析了板上平行的兩條裂紋,四條裂紋以及柱體上不同時的裂紋的漏磁場分佈特徵,得出結論:影響板上缺陷漏磁場的諸因素會對柱體上缺陷漏磁場產生同樣的影響;對于多條裂紋,宜用漏磁分量bx作為缺陷識別的特徵量。
  2. This compound was firstly used as a fluorescence carrier of chemical sensors to examine the toxic p - nitroaniline. compared with conventional methods, this sensor has lower cost, wider detection range, higher sensitivity and selectivity, better reproducibility and reversibility. 4

    與傳統的對硝基苯胺的方法相比,該傳感器操作簡便,製作成本低廉,在較的范圍內有響應,具有較高的靈敏和選擇性,重現性好,響應迅速。
  3. First, it was taken that a discuss about the effects of geometry parameters of each piezocrystal on direction parameters ( main lobe width, side lobe amplitude, elimination of grating lobes ), amplitude of ultrasonic pressure, element viberation pattern, mutual radiation among elements, efficient test regions, ability to keep accurate and near - field distance and so on. based on the direction of ultrasonic field in ulpa deduced by ourselves. in addition, on the base of integrating all kinds of factors, it was put forward that the principle and method for optimized design of geometry parameters of piezocrystals in ulpa transducer, and its design programme and interface were compiled

    首先在推導超聲相控線陣換能器聲場的指向性的基礎上,就各個晶片幾何參數對指向性指標(主瓣、旁瓣幅、消除柵瓣) 、聲壓幅值、陣元振動模式、陣元間互輻射、有效區域、精確控制能力、近場長等方面的影響進行了論述,並在綜合各方面影響的基礎上,提出了晶片幾何參數優化設計的原則和方法,編寫了設計程序和界面。
  4. Electrochemiluminescence ( ecl ) is a technique that combines chemiluminescence ( cl ) and electrochemistry ( ec ). the cl reaction was initiated by an electrochemical reaction at electrode surface. such an electro - initiation reaction introduces a large number of additional advantages, such as high sensitivity and selectivity, rapid and convenient operation and relatively simple instrumentation system

    它將電化學技術與化學發光結合起來,彌補了電化學方法和化學發光方法的不足,具有靈敏高、選擇性好、動力學范圍快速方便、儀器價格便宜等優點,近幾年來在分析化學,尤其在生物分析領域引起了人們的極大關注。
  5. It ' s a wide range of detecting humidiy than humidity sensor module of resistance

    有著比電阻式濕量模塊的濕范圍
  6. Rational control of the pump ' s work and rest time is the key to solve the problem of void pumping. this essay gives theoretical analysis and cost comparison of every detective method, considers power detection as the most effective method, and puts forward several ways of power consumption and effectiveness power consumption at the same time. the designed electricity saving controller integrate all the above four methods, and it can work with different methods by switch between automatic and manual to broaden its accommodation

    解決油井空抽現象的關鍵是合理控制開機時間與停機時間長,本文對各種方法進行了理論分析及成本比較,認為功率最行之有效,同時提出了功率的幾種實現方法,即瞬時功率法、人工電耗法、設定功耗法及效益功耗法,所設計的節電控制器集以上四種方法於一身,可通過自動手動切換採取不同的功率方法,使其適應范圍增
  7. The feedback of the output voltage is the major control loop. to achieve better frequency response and disturbance rejection of the input voltage, a input voltage feed - forward system is introduced in control loop. the duty - cycle of pwm applied at the gate of power mosfet is modulated by both input and output voltage

    該晶元採用的控制方式為電壓型pwm (脈沖調制, pulsewidthmodulation )控制方式,以輸出電壓反饋作為主要控制參量,同時為了提高晶元對輸入電壓擾動的響應速,採用了輸入電壓前饋方法,將輸入電壓因素引入了反饋控制環中,通過對輸入輸出電壓的,控制加在功率mos管柵極電壓上矩形脈沖的占空比,進而調節輸出電壓。
  8. There are five parts are as follows : in part one, the concept of switching function is introduced first to establish the nonlinear mathematical model of the induction motor variable frequency speed adjustment system which is fed by a sine pulse width modulated ( spwm ) inverter and takes the effect of the main magnetic circuit saturation into consideration, then the low frequency oscillation of the system is simulated according to the model. next, from the view point of energy conversion of the inverter - induction system, a criterion for the low frequency oscillation is proposed to determine whether the system is in low frequency oscillation which is judged by whether the interval of the negative current component of the inverter input current is more than 1 / fc ( fc is the carrier wave frequency of the inverter ) or not

    首先引入開關函數概念,建立了正弦脈調制( spwm )逆變器供電異步電動機,考慮主磁路飽和時的變頻調速系統整體數學模型,模擬系統的低頻振蕩;其次從逆變器-異步電動機系統能量轉換角出發,提出通過逆變器輸入電流中負電流的間隔時間是否大於1 / f _ c ( f _ c為逆變器載波頻率)來判定系統是否出現低頻振蕩;最後的實驗結果驗證了系統低頻振蕩建模和判據的實用性和正確性。
  9. A method for high sensitivity envelope detection of uwb pulse signals

    一種高靈敏的超帶脈沖信號包絡方法
  10. As the thermal conductivity detector is used in the modern - gas chromatography analytical instrument, it hassome abvantages of the simple structure, wide linear determining range ang good stability

    摘要在氣相色譜儀中,採用熱導物質成分的濃變化,具有構造簡單、定范圍廣、穩定性好、線性范圍等優點。
  11. According to step - response experiment, math model of the hotplate was set up and the temperature of controlling system including temperature detection circuit, pd controller, voltage pulse - wide transforming circuit and executor was designed

    以階躍響應實驗為基礎,初步建立起控制系統的數學模型,設計了適用於該電熱板的閉環溫控制系統。系統主要包括溫電路、 pd控制器、電壓-脈變換電路及執行元件。
  12. At last, it deduced a new improvement method from the theories, and make use of a new physical concept ? the independent of speed function for accuracy checking up the turns sub - position and the communication point so as to control sensorless brushless dc motor with the breadth regulating - speed scope from zero to high speed. based on the function, it will research the new control method

    最後,從理論上推導了新的改進方法,並利用一個新的物理概念? ?與速無關的位置函數g ( ) ,其能高精出轉子位置和換相點,以此來控制無刷直流電機,實現電機從零轉速到高轉速的范圍調節,在此基礎上研究了應用這種新的位置函數的控制策略。
  13. The conclusions are as follows : the ultrasonic intensity is proportion to the laser intensity ; the ultrasonic induced by a laser line source has much more advantages than by a laser point source, such as stronger energy, higher snr, more directivity and shape ; the intensity of cfpi ' s output signal is linear with ultrasonic vibration velocity, and is effected by incidence angle and scattered angle ; snr will increase by reducing cfpi ' s bandwidth, reducing incidence angle, increasing cavity ' s length and reflectivity

    在分析點光源激勵聲表面波機理的基礎上,求出了線光源激勵的超聲振動的位移表達式,發現線光源激勵的近場區表面波具有波形好,信噪比高,指向性好,幅強等特點。通過理論推導,得出共焦fabry - perot干涉儀的輸出光強除了與樣品表面的振動速成正比,並與入射角和散射角有關;適當減小cfpi的帶,增加腔長,增大鏡面反射率,或者減小入射角都可以提高系統的信噪比。
  14. That test part of the software is primarily used to complete the test of some parameters, such as time base, time - expand, time interval, voltage interval, vertical, stable state, transient state and scanning linearity. the result of the test needs to be analyzed and judged. clear user interface and timely warnings for mistakes of testing process inside because of the user ' s fault operating make whole test process more easier than it did on a time

    該軟體的試部分主要用於完成對示波器掃描時間系數、擴展掃描時間系數、 t時間量、 v電壓量、垂直偏轉系數、頻帶、校準信號、脈沖瞬態響應、掃描線性誤差時等參數的定任務,並對試結果進行及時的分析和判斷,由於界面清晰,而且對試過程中由於用戶的誤操作都有及時的錯誤提示,使得整個試過程簡單易行,對于用戶來講掌握起來也更為方便些。
  15. The prepared sdse modified zirconum meinbrane was tested at the wider range of tcmperaure and pressure and differellt composihons of hydrogen mixturc gases ( i. e. different hydrgen panal pressure ) in order to examine the performance of this membrane and the sole hpermselechvity of the membrane. the results showed tha the purity of the permeated hydrgen is l00 % at the base of the detection greatest lower lanit of the qhle mass spectrometer, and there was no impurity gas passed, the permeating flux and permeability of this membrane are from several decades times to one decade times more higher than tha of a palladum membran in the range of from 593k to 773k, puv = 0. 2 ~ 0. 3mpa, pdn = 4x l04pa - - 0. lmpa, the hydrogen permeatng flux is increased with the difference of the squto root of pressure, and presents a linear relationship, the pressure seems has no influence on the permeablity, the permeabi1ity is decreased with the increasing of the temperature, and presents an exponential relationship, accondng to the fitting curve of the relationship betwen the permeability and the temperatur derived from the experimenta daa, in the range of 593k ~ 773k, pup0. 2 ~ 0. 3mpa, pha = 4 x l0 # pa ~ 0

    在更的溫范圍、壓差范圍內,在不同原料氣組成(即不同的氫氣分壓)條件下,對所制備的鋯表面改性膜進行了滲氫性能實驗,考核了膜對氫的唯一選擇滲透性,結果表明:在四極質譜的下限內,只有氫氣存在,而無雜質氣體通過;在593k 773k溫范圍內,鋯表面改性選擇滲氫膜具有高於鈀膜數十倍至十幾倍的滲氫流量和滲氫系數;其滲氫流量隨著膜兩側氫分壓平方根摘要差的增大而增大,並且呈線性關系;壓力對膜的滲氫系數幾乎無影響;膜的滲氫系數隨著溫的升高而下降,井巨呈指數關系:根據對實驗數據所作滲氫系數與溫關系曲線的擬合,在溫593k 773k范圍內,壓差p 、 0二0
  16. Fluorescein and porphyrin have been linked by an alkyl chain, and been firstly used as a fluorescence carrier of opto - chemical sensors. based on the principle of energy transfer, it examined the iodine in the aqueous solution with high sensitivity and wide detection range

    通過脂肪鏈把熒光素和卟啉連接起來,並首次把它作為熒光載體應用於光化學傳感器的研製,基於分子內能量轉移原理了水溶液中的單質碘,該傳感器靈敏高,范圍
  17. As heavy oil has fairly high aromatic hydrocarbon compound characterized by a wide range of components, the application of three - dimensional fluorescence pattern composed of excitation wavelength, emission wavelength and fluorescence intensity can detect the composition, intensity and characteristics of aromatic hydrocarbon compound

    摘要根據重質油含有芳香烴化合物的組成范圍很、含量較高的特點,應用由激發波長、發射波長和熒光強組成的三維熒光圖譜,可以芳烴化合物組成、強及其特徵。
  18. On the basis of the above, integrating with the practical facts about the test for width and thickness of stripe in the in - wall of cylinder after laser thermal treatment, it is proved that the feasibility of eddy - current test technology applied in the lest for width and thickness of stripe in the in - wall of cylinder after laser thermal treatment

    在此基礎上,結合汽缸內壁激光熱處理條紋厚寬度檢測的實際情況,證明了電渦流多頻率多參數技術在汽缸內壁激光熱處理條紋厚寬度檢測中的可行性。
  19. The paper also analyzes synthetically the effects of some smooth filters prior to image segmentation and indicates that gaussian lowpass filter, a alterable scale filter, is a good choice to establish a balance between the reservation of image details and removal of noise. on the basis of current investigation of actuality and trend of image segmentation at home and abroad, the paper adopts marr operator, called by optimal edge detection to improve greatly efficiency of image segmentation and edge abstract. the sparse edge

    論文在分析當前圖象分割的現狀和趨勢的基礎上,採用被稱為最佳邊緣運算元的marr演算法,使圖象分割和邊緣提取的準確性得到了很大的提高;利用人機交互輔助的方法來搜索已經出的稀疏邊緣點,並用最小二乘法擬合這些邊緣點,使裝配間隙量的精和準確性得到了極大的保證。
  20. Detection of red blood cell volume distribution width of malignant anemia patients

    惡性腫瘤貧血患者紅細胞體積分佈寬度檢測探討
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