探測響應速度 的英文怎麼說

中文拼音 [tàncèxiǎngyīngsùdù]
探測響應速度 英文
detection response speed
  • 探 : Ⅰ動詞1 （試圖發現） try to find out; explore; sound 2 （看望） call on; visit; see 3 （向前伸出）...
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 應 : 應動詞1 （回答） answer; respond to; echo 2 （滿足要求） comply with; grant 3 （順應; 適應） suit...
  • 速 : Ⅰ形容詞（迅速; 快） fast; rapid; quick; speedy Ⅱ名詞1 （速度） speed; velocity 2 （姓氏） a surna...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 探測 : survey; search; sound; probe; sounding; detection; acquisition; reconnaissance; localization; fin...
  • 速度 : 1. [物理學] velocity; speed; blast; bat 2. [音樂] tempo3. （快慢的程度） speed; rate; pace; tempo
  1. Aiming at the study actuality of fan performance monitoring system and analysis of fan performance curve changes affected by inlet - box and the different fixed - angles of guide blades in the course of installation, a fan flow monitoring model based on rbfnn in whole flow zone was established in this thesis. in the model, the method of no throttle and fan performance curve were used as basis. and on the basis of that model, fan performance curves of 4 - 73no. 8d were approached with experimental data of different speed, different opening - angles of guide blade and different resistance of pipeline, the precision and the error law of model were studied

    本文針對電站風機性能監測系統研究較少的現狀，在實驗的基礎上分析了現場加裝進氣箱和由於安裝造成的導流器葉片開度不一致對風機性能曲線的影響，並在此基礎上採用無節流方法測量流量，以風機調節性能曲線為依據，建立了基於徑向基函數（ rbf ）神經網路的風機流量全程監測模型；以實驗室4 - 73no . 8d離心風機為研究對象，探討了rbf神經網路差壓模型在變轉速、變導流器開度和變管網阻力等工況下的應用精度和誤差分佈規律；最後用visualc + +語言開發了風機性能在線監測系統。
  2. The effect of temperature transients on measurement of acceleration is discussed in this paper

    摘要本文就執行加速度量測時暫態溫度效應的影響作一探討。
  3. There is presently a widespread need for room temperature gamma and x - ray imaging capability for both medical and industrial applications. the interest toward the use of cdznte detector was greatly increased in the recent years because they offer a good trade - off between key perfonnance, such as the energy resolution and the absorption efficiency. and the complexity of the experimental equipment

    半導體探測器是上世紀六十年代以來得到迅速發展的一種新型核幅射探測器，其能量解析度高、線性響應好、脈沖上升時間短、結構簡單、探測效率高、操作方便，在核物理實驗和研究方面得到廣泛的應用。
  4. After measuring dark current, photocurrent and response to x pulse of gaas detector before and after 1. 7 mev electronic radiation, the response tune, fall time of trailing edge, full width of half maximum ( fwhm ), sensitivity, carrier life, mobility are researched and contrasted. the result shows that the response speed of detector, time resolution ratio and nonlinear of back edge of output signal have been improved greatly after electronic radiation. though sensitivity of the detector reduces, its measuring range can be widened

    為了使探測器的性能得到進一步的提高，我們對其進行了電子輻照改性，並測量了本徵砷化鎵探測器和經過1 . 7mev電子輻照的探測器的暗電流、光電流及對x射線的脈沖響應，並對其響應時間，后沿下降時間，半高寬（ fwhm ） ，載流子壽命，靈敏度進行對比，研究，結果顯示經電子輻照后的探測器的性能得到了改善，使響應速度，分辯率進一步提高，並消除了探測器輸出信號后沿的非線性，雖靈敏度有所降低，反而使其測量范圍得以拓寬。
  5. Moisture, the voids and the density of the pavement are expected for many operators in the road department. in order to promote the application of gpr to detect pavement quality as quickly as possible, in this paper some research works were zone. the mainly research results includes the following aspects : ( 1 ) since the dielectric constants of pavement medium have important influence on radar detection results, dielectric properties of pavement layers materials are analyzed for the design of practical gpr system and field application

    目前探地雷達在公路上的應用還主要局限於路面結構層厚度的檢測，對路基路面物理力學指標的無損檢測被廣大公路工作者寄予厚望，這一技術的應用還有很多的工作要做，為了使其早日應用於實際，實現探地雷達對路面含水量、空隙率和壓實度的快速無損檢測，本文具體做了以下的一些工作： （ 1 ）鑒于介電常數對探地雷達檢測的重要影響，對路面結構材料的介電特性進行深入分析，為路用探地雷達的實際應用測量提供理論依據。
  6. In development of deep foundation engineering, it is necessary introduce information construction method into the deep foundation engineering, for reducing the pit trouble. the information construction method is a kind of moderon construcion management way to make use of system engineering, includes the informationg acquisition back coupling, back analysis, control and decision. the research is for example runyang changjiang river highway bridege, expounds the method how to apply the information construction method into the practice engineering, at the same time, discussing some the factor of influcing the deep foundation stability how to influce the deep foundation ' s stability. form the research, we have some following results : 1. in construction process of super and deep pit, super pore water pressure creation has related to outside load, soil layer conditions, and underground water level

    在深基坑工程建設迅速發展的同時，為了減少基坑事故的發生，需要將信息化施工這一理念引進到基坑工程的施工過程中，信息化施工是運用系統工程施工的一種現代化施工管理辦法，包括信息採集（監測） 、反饋、反分析（預測） 、控制與決策等幾方面的內容，本文以在建的潤揚長江大橋北錨錠深基坑工程為例，系統的闡述了這一施工理念在實際工程的具體應用過程，並通過這一應用過程探討影響基坑工程安全穩定的相關因素對基坑的影響程度。
  7. The community productivity, structure and succession are significantly influenced by global climate changes. this study focused on soil respiration rate of stipa baicalensis grassland by using dynamic infrared gas absorbed method. we analyzed diurnal pattern of soil respiration rate and the influences of surface soil temperature and water content for this parameter, then compared the differences between day and night soil respiration rates, and explored the correlations between aboveground and underground biomass with the soil respiration

    溫帶的半乾旱、半濕潤區草甸草原屬于過渡氣候影響下形成的植被類型，對環境氣候條件變化十分敏感，為了揭示半乾旱、半濕潤區草甸草原生態系統土壤碳素釋放規律及其對主要環境因子的響應，本研究採用動態室紅外氣體吸收法測定松嫩草甸草原典型群落? ?貝加爾針茅群落土壤呼吸速率，分析了土壤呼吸速率日變化規律及表層土壤溫度和含水量對土壤呼吸速率日變化的影響，比較了土壤呼吸速率的晝夜差異，探討了地上生物量和地下生物量與土壤呼吸速率之間的相關關系。
  8. During this paper, definition of the measure enter - cover - probability is given, andthree - dimension detection space are transformed to level detection circles on differentheights. aiming at the most normal situation of symmetric line, cross - to line and cross - awayline taken by the carrier, probablely - enter - cover - target - distribution are analysed in relativemovement method on the premise that targets fly perpendicular to the flying direction of thecarrier. mont - cario method is used to simulate uniformly - distributed - targets situation and getthe measure, and results are used to analyse the influence of line - landscape - orientation - ratio, line - portrait - ratio, and speed - ratio on the measure. for further research, influences of height and blind space are also discussed on base ofradar level detection range, and situations of non - uniformly - distributed targets are alsoresearched

    為了分析主動探測空間動態性能，本文首先提出以「目標進入雷達覆蓋區概率」 （簡稱為「覆蓋率」 ）作為評價指標;然後將三維探測空間轉換為不同高度層對應的水平探測圓，針對載機採用雙平行航線、交叉相向航線和交叉同向航線的最一般情形，採用相對運動的方法，分析目標垂直入侵時可能進入雷達覆蓋區的目標分佈情況;再運用蒙特卡洛法進行模擬計算，分析並比較目標服從均勻分佈時航線橫比、航線縱比及速度比對性能的影響。
  9. Detection response speed

    探測響應速度
  10. The surface morphology of these films was characterized by sem technology. the results show that tcnq film is highly sensitive to nh3. the pmma film doped by snpc is also highly sensitive to no2 with fast response speed, but the recovery time gets longer with the increase of gas concentration

    實驗探討了不同轉速對敏感性的影響，然後分別測試了各種膜的氣體敏感性，結果表明，純tcnq旋塗薄膜對氨氣具有相當高的敏感度，但是響應和恢復時間較慢且隨氣體濃度增加而變長;摻入酞菁錫的pmma旋塗薄膜對氧化氮氣體具有良好的響應時間和敏感性，但是恢復時間較慢。
  11. It is necessary to establish a new system for steering performance evaluation of electric power steering. this paper analyzes the effect of electric power steering on the steering performance based on it s configuration feature and then the object evaluation of steering performance of electric power steering is studied. the new system of evaluation includes steering maneuvrability, steering returnability, once enter handling performance, steering wheel vibration, servomotion sensitivity and assist characteristic

    電動助力轉向是轉向系統中較新的技術，在國內發展很快，關于其性能和可靠性檢測還未有統一的方法及評價標準，本文研究的目的主要是對針對電動助力轉向的結構特點，分析了電動助力轉向對汽車轉向性能的影響，提出從轉向輕便性、轉向回正性、轉向盤中間位置區域性能、轉向盤振動、隨動靈敏度和助力特性等方面進行電動助力轉向系統轉向性能的客觀評價，並探討了相應的評價指標，以及對電動轉向系統的電機減速機構及其控制器、傳感器、提出相應的技術要求與試驗方法。
  12. ( 2 ) because of t he variability of rock subjected to outside action, three new conceptions : postive damage basic damage and negative damage, are suggested, which can deal with the condition that rock density became large. ( 3 ) the present damage variables based on ct number mostly include ct average number of the rock without damage, which is difficult to measure, so a new damage variable, which includes the average ct number is proposed, on the other hand, strain equal theory is generalized because the one put foreword by lemaitre is not good enough to use. ( 4 ) a axial damage constitutive equation is proposed and testified. ( 5 ) with the circle times, the damage propagation laws of two different rocks, subjected to circle of freezing and thawing, are studied, and in the analysis process, traditional analysis method including average ct number and is used, some important conclusions are reached : inner damage of soft rock containing a large mount of apertures is largely propagating with the time increasement of circle, however, at the preliminary time, the hard rock containing a small mount of aperture is a little propagating, at late time, the influence become large ; ( 6 ) zone separation and statistics frequency put forward is used to analysized the three different damage propagation in the open circumstance, when they are subjected to the different circle times of freezing and thawing, in which the temperature variability is linear, different freezing rate, and different freezing temperature, and no water is supplied during the test

    在研究過程中本文主要做了以下工作： （ 1 ）針對巖石損傷變化較小時，運用ct均值和方差分析不方便的缺陷，本文提出運用對ct數范圍劃分區段的方法，根據各區段統計頻率的變化規律來分析損傷擴展狀況； （ 2 ）針對巖石受到外部作用的多變性，本文提出了基準損傷，正損傷，負損傷的概念，在某種程度上考慮了巖石受到外部作用時的壓密情況； （ 3 ）現有的基於ct數的損傷變量大多需要用到巖石基體的ct均值，這實際上是很難觀測到的，因此本文建議了一個可運用巖石初始狀態ct均值的損傷變量，由於現有的勒邁特教授應變等價原理使用上的不便，本文在其基礎上進行了推廣； （ 4 ）建議了一個可用巖石初始狀態ct數和彈性模量的單軸損傷本構方程，並用算例進行了驗證； （ 5 ）對兩種不同巖石在開放環境下受到凍融循環作用且融化過程中補水時，內部損傷隨凍融循環次數增加的擴展規律進行了探討，主要運用了常規的ct均值和ct方差的分析方法進行分析，試驗發現：對于孔隙率和含水率較高，密度和強度較低的軟弱巖石，凍融循環次數對損傷結構的擴展有明顯的影響，而對于孔隙率和含水率較低，密度和強度較高的硬巖，凍融循環次數對其損傷結構擴展初期由於含水率低的原因，影響不是太大，而後期由於水補給后，含水率較高的原因，凍融影響逐漸增大； （ 6 ）運用了本文提出的區段劃分和統計頻率的方法，深入地分析了開放環境下的線性溫度變化的凍融循環次數，凍結溫度，凍結速度不同巖石作用時，其內部損傷隨凍融循環次數，凍結速度和凍結溫度變化的擴展規律，需要指出的是除了在試驗前飽水外，凍融過程中沒有補水。
  13. A new method of absolute calibration of photodetector sensitivity based on spontaneous parametric down - conversion ( spdc ) biphoton field is described. the process of spdc is studied theoretically. the single photon detection probability and two - photon coincidence probability are derived and the calibration principle for photodetectors is explained. an experimental system has been set up. the sensitivity of a photon - counting photomultiplier tube was measured, and the results were compared with those obtained using conventional method

    討論了一種基於自發參量下轉換雙光子場絕對校準光電探測器靈敏度的新方法，著重推導了對自發參量下轉換過程中產生的單光子的探測概率和雙光子的符合速率，從而闡明了絕對測量光電探測器量子效率的原理.基於這一方法對光子計數型光電倍增管的響應靈敏度進行了測量，並將實驗結果與常規方法測得的結果進行了比較
  14. The radial, circumferential and axial distributions of static pressure amplitude under post - stall conditions are measured and compared. the experimental results have proved the feasibility of using one - dimensional model to analyze the post - stall behavior and recoverability of compression systems. at the same time, the results of experiment have provided the first - hand data for analyzing and calculating vibrating response of blades under post - stall conditions

    以單級軸流壓氣機實驗器為對象，研製了兩種型式的靜壓動態探針?梳形針和圓盤針，詳細測量了過失速狀態下流道中壓力沿徑向、周向和軸向分佈，驗證了用一維模型分析壓氣機過失速性能和失速可恢復性的可信度，同時為過失速狀態下葉片的振動響應分析計算提供了第一手實驗數據。
  15. A new pattern position sensitive detector is introduced, so the accelerometer has many advantages including high sensitivity, high resolution and quick response speed. a binary width - modulated pulse rebalance loop is applied in the accelerometer

    該加速度計引入了新型位置敏感探測器psd ，使其具有高的靈敏度、解析度和響應速度;同時採取了二元調寬脈沖加矩方式的再平衡迴路。
  16. Eddy current nondestructive testing ( ecndt ) is widely used to detect the thinness and defects of the sample, because of its characteristics of non - contact, high sensitivity and ease of detection. the principle of ecndt is that : when a probe coil with the ac exciting source is put near a sample, eddy current will be produced in the sample which will conversely affect the impedance of the coil according to the farad theorem. any un - uniformity in the sample will change the impedance of the coil and the output voltage

    渦流無損檢測技術具有靈敏度高、檢測速度快、非接觸等特點廣泛應用於厚度檢測和缺陷探傷，它的原理是當載有交變電流的檢測線圈靠近金屬導體時在導體中產生渦流，該渦流又影響原磁場，使得線圈的阻抗和感應電壓發生變化，通過分析阻抗或感應電壓的變化來獲得被測導體的信息。
  17. The effects of the content, granularity and purity of the raw materials ( zirconium powder, viton and dicyandiamide ) on the combustion rate were measured and their effects on its detonation heat and its combustion heat were estimated. the investigation on the combustion reaction mechanism showed that surface decomposition of dicyandiamide was the control step of the combustion reaction. the slowdown and combustion - resistant effects of dicyandiamide were of endothermic characteristic

    測量了鋯粉、氟橡膠、雙氰胺等原材料含量、粒度、純度等對藥劑燃速的影響，估算了它們對藥劑爆熱和燃燒熱的影響，並對藥劑燃燒反應機理進行了探索研究，發現雙氰胺的表面分解是藥劑燃燒反應的控制步驟，其減速、阻燃作用具有吸熱特徵，氟橡膠對藥劑的熱輸出有較大貢獻。
  18. In order to overcome the three main limitations of the conventional gaas / algaas qwips, small photocurrent, high dark current and hence high noise, and low response speed, the novel mechanism of qwips that photocurrent increases step by step with the well number ' s increasing was proposed by professor shen

    針對常規gaas algaas量子阱紅外探測器存在的光電流小、暗電流大、響應速度低等問題，沈光地教授提出了新型光電流逐級增強gaas algaas量子阱紅外探測機制。
  19. Electrical capacitance tomography ( ect ) is a process tomography ( pt ) technique based on capacitance sensor. ect has the advantage of being non - radiate, non - intrusive, fast in response, simple in structure and low in cost, so it is a new way to measure two - phase flow parameters. flow pattern identification is a important question in the measurement of two - phase parameters which can be resolved with ect technology, which is a good potential, in process of groping approach

    電容層析成像（ ect ）技術是基於電容敏感機理的過程成像（ pt ）技術，具有非輻射、非侵入、響應速度快、結構簡單、成本低等優點，它為解決兩相流參數檢測問題提供了新的途徑，流型辨識一直是兩相流參數檢測中的重點之一，應用電容層析成像技術進行流型辨識是目前正在探索的具有良好發展前景的方法。
  20. And then, the different demands of position detecting on different light source and different distance are discussed. the different effects of position detecting on different circuit parameters and different center - filter frequencies are compared experimentally. after analyzing the factors that influence the speed and the precision of position detecting, the paper put forward the improving measures

    本文對不同環境光照和不同測試距離下的位置測量要求進行了探討，對不同的電路匹配參數和不同濾波中心頻率的位置測量結果進行了實驗比較，認真分析了影響位置測量響應速度和精度的因素，提出了提高psd器件的抗雜光干擾能力和位置測量精度的措施。
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