測時術 的英文怎麼說

中文拼音 [shíshù]
測時術 英文
chronography
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 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...
  • : 術名詞1. (技藝; 技術; 學術) art; skill; technique 2. (方法; 策略) method; tactics 3. (姓氏) a surname
  • 測時 : time study測時分辨力 time measuring resolution; 測時計 time meter; holologe; chronometer; 測時術 ...
  1. More and more fluorescent signal can be collected with the pcr reaction carry on. the method is more automatized and much less time consumption ( only 3 hours from nucleotide hybridization capture to result found )

    這樣利用熒光信號積累可以實整個pcr進程,實現了pcr擴增和核酸雜交以及熒光電信號放大檢同步進行的自動化檢;實熒光pcr技具有更大的優越性: l )不需要pcr后處理,
  2. In the system, the collimation semiconductor laser - scanned beam scanning two perpendiculars direct of one plane of the measured workpiece at the same time is made. the beams with the dimension information of two perpendiculars direct are processed by the scanning receive system, the high - speed photoelectric transition and electronic data process. two measured results of the diametric directs and ellipse tolerance, etc, parameter, of the turning workpiece on the same plane are obtained by non - contact automatic measurement

    在單向激光掃描檢的基礎之上,提出了一種雙向激光掃描檢系統,其採用激光掃描檢與特殊光學系統相結合,用準直半導體激光掃描光束對被工件徑向某一截面的兩個相互垂直方向同掃描,經掃描接收光學系統、高速光電變換、電子學系統和微機數據處理系統,對將攜帶有垂直方向被量信息的光束進行處理,實現了回轉體工件同一截面兩個垂直方向的徑向尺寸和橢圓度等參數的非接觸自動量,解決了同非接觸量回轉體零件同一截面兩個徑向尺寸的難題,它具有高速,高精度和非接觸自動量等特點。
  3. One is recommended by the chinese transportation ministry and is specified in " assessment criteria for environmental impact from road construction projects, jtj005 - 96 " ( to be referred as prediction model from transportation ministry ). the other is recommended by the national environmental protection bureau and is published in " the general guidelines for environmental assessment technologies ? ound environment, hj / t2. 4 ? 995 ". this model is the high way noise prediction model from the united states federal high way authority ( fhwa )

    本論文針對當前我國道路交通噪聲預中應用得極為廣泛的兩種模式:我國交通部在《公路建設項目環境影響評價規范(試行) ( jtj005 ? 96 ) 》推薦的模型(以下簡稱為交通部預模型)和國家環境保護總局發布的《環境評價技導則?聲環境[ hj t2 . 4 ? 1995 ] 》推薦的美國聯邦公路管理局( fhwa )公路噪聲預模型(以下簡稱為fhwa預模型) ,在進行預的比較研究。
  4. Due to complex and varied geological conditions for 4 headrace tunnels at zipingpu project, real time monitoring technique was used during informatization construction according to new austrian tunneling method, system observation for typical sections was conducted by following in - situ construction, based on which inverse analysis for rock mechanics parameters was conducted

    針對紫坪鋪工程4條引水發電隧洞復雜多變的地質條件,採用新奧法隧洞信息化施工中倡導的實動態監,跟蹤現場施工進行了典型斷面的系統觀,在此基礎上進行了圍巖宏觀力學參數的反分析研究。
  5. Integrating tynman system with polarized system together, the laser interferometer is compatible for the surface with different reflectance. first, on the basis of synthesizing different interferometric microscope, the author introduced a kind of lase interferometer combining polarized interferometry and real - time phase detection algorithms. first, a kind of optical configuration is introduced, which is realized in the above interferometer

    本文在分析了國內外不同干涉顯微系統的基礎上,根據干涉顯微量方面的需求提出了採用偏振干涉和條紋掃描方式實波面位相的激光干涉顯微系統,提出了一種可用於表面微觀輪廓及粗糙度參數量的光學顯微干涉系統的光路,然後介紹了條紋掃描波面位相實以及四步移相法,並在此基礎上完成了光學系統及相關的機械結構。
  6. Targets in the radar ppi have the main property of the little area, a few targets and irregular change of grey. so it is difficulty to detect and track the target. the study of the radar ppi is very few inland and abroad. with the development and implement of high resolution radar and high resolution raster display, target _ tracking and detecitng based on the radar ppi will be feasible. it ' s great excellence is to increase time accumulation compare with the detecting techenicial of the traditional radar

    雷達ppi中目標的特點是面積小,目標或可能的目標多,灰度、形狀變化無明顯規律,所以檢和跟蹤目標比較困難。基於雷達ppi的研究國內外甚少,隨著高解析度雷達和高分辨光柵顯示器的發展,基於ppi的雷達目標檢和跟蹤成為可能。與傳統的雷達目標檢相比,其潛在的優勢在於大大增加了信號的間積累,因此有可能提高檢性能。
  7. Nowadays, the ways to detect the piles are various, and all of them are limited in some aspects. for instance, coring test do large scathe on the piles, and static load test will waste much time, money and energy, while some ways are hard to operate as the limitation of the length and the diameter of the piles, and the special condition on the spots, such as high - strain, low - strain, and so on. furthermore, the result can only be gained under the complex analysis of the collected wave, and under the validation of the coring test

    目前,工程中常用的樁基檢方法很多,但都存在著一些弊端:有的對樁破壞性嚴重,例如抽芯檢;有的耗、耗財、耗力,例如靜載荷試驗;還有的如低應變、高應變等檢由於受到樁長、樁徑以及現場一些特殊情況的限制,操作很不方便,而且採集到的波形要經過比較復雜的處理分析方能得出結論,而這個結論卻還要輔助取芯手段加以驗證。
  8. Developments in electronic, sonic, and laser technology will provide telemetry that will increase accuracy and timely management response.

    電子學,聲學和激光技的發展為增加預的準確性和及採取管理提供了遙
  9. A digital automatic ultrasonic inspection system designation is introduced. this system was developed with pc computer and embedded dsp, combining computer software and hardware, ultrasonic nondestructive testing, digital signal processing, embedded rtos and visual instruments technology. it meet the requirements of automatic inspection such as high repetitively frequency and real time alertation

    該方案以pc機和dsp系統為核心構成主從機系統框架,以基於虛擬儀器思想的pc機應用程序和基於dsp的嵌入式實操作系統構成雙重軟體結構,把傳統的超聲波無損檢和先進的虛擬儀器技、數字信號處理技、嵌入式實操作系統、計算機介面通信技相結合,從而滿足了自動化探傷中1k / s的重復頻率和實報警的要求。
  10. A i med at the badu ( k343 ) i arge seale i andslide in the nankun railway, geophysical exploration techniques such as seismic reflection of high resolution and geological radar are appi ied to detect the geologic characteristics of the landslide mass including 3d - conformation, perimeter, geometric parameters, si ippage pattern and distribution of displacement field in this dissertation. besides, acoustic method is used for detection of the former anti - slide piles and potency losing causations of the piles are analyzed and the sound geological conditions for upgrade of the piles are ascertained by the above investigations

    本文針對南昆鐵路八渡( k343 )大型滑坡,運用高解析度反射地震、地質雷達等地球物理探對滑坡體地質進行了詳細的勘,揭示了八渡滑坡體的空間形態、邊界與幾何參數、滑動方式以及位移場分佈特徵;同,利用聲波探對原抗滑樁進行了檢,分析了失效原因,並查清了擬建抗滑樁地段的地質條件。
  11. In this paper, rebar corrosion state was judged with three electrochemical nondestructive measuring technologies, i. e. half - cell potential, a. c. impedance and time potential. when the rebar was transformed from passivation to depassivation, it can obtain the chloride ions corrosion critical content through taking and analyzing chloride ions content around the rebar

    本文利用半電池電位法、交流阻抗法和間電位法三種電化學無損檢判斷評估試件在試驗過程中鋼筋腐蝕狀況,當鋼筋由鈍化狀態轉為活化狀態,取樣分析鋼筋周圍氯離子含量,得到了不同技條件混凝土的氯離子臨界濃度。
  12. Next, introduct the technology of the protocol analysis. it means when examin the data packet, wo can use the protocol analysis technology to distinguish the protocol type of the data, then use the corresponding data analysis procedure to examin the data packet. so the examination efficiency can improved. finally, the k - r algorithm used for system data analysis module is parallelized design. and through the comparision the original algorithm and parallel algorithm, we can find that under the

    即在對截獲的數據包進行檢,先使用協議分析的技辨別數據包的協議類型,再使用相應的數據分析程序來檢數據包,從而提高了系統的檢效率; 5 )對系統數據分析模塊中使用的k - r模式匹配演算法進行了并行化設計,並比較了原演算法和并行演算法的間復雜度和執行代價。
  13. Dsps is used to accurately detect the moving area of multi - moving objects and information of their geometrical position in the system, at the same time, it pick up the parameters of geometrical feature, gray feature and planar velocity of each area, at last, we integrate the techniques of multi - moving objects detection and construct a self - adapted system to track multi - moving objects. the camera is controlled to keep the object in its field of view. therefore we achieve a real time system to track the multi - moving objects in the complex scenes

    本系統利用dsps精確檢出多運動目標的運動區域及其幾何位置信息,並對各個運動區域進行幾何特徵參數、灰度特徵參數和運動速度參數的提取,最後根據這些特徵參數值結合多目標運動狀態檢構建了多運動目標自適應跟蹤系統,並根據已經計算出的運動目標的速度矢量,通過雲臺裝置控制攝像頭的轉動,使得特定運動目標始終位於攝像機的視野中,從而完成對復雜背景中多個運動目標中特定目標的實跟蹤。
  14. Compared with the general radar, the harmonic radar can provide more imformation when it is used to detect the nonlinear scattering target, and therefore improvers the radar resolution

    與一般雷達探相比,諧波雷達在探非線性散射體能提供更多的信息,提高了識別概率。
  15. Traditional multiuser detector make good use of all signals which resuilt in multiple access interference so that it provides optimum mai resistance. ( 1 ) nevertheless, it assumes that the receiver can acquire the signature waveform and timing of desired user and the interfering users ; ( 2 ) it has no ability to suppress intercell multiple access interference ; ( 3 ) it cannot be applied in downlink channels. adaptive multiuser detector eliminates the need to know the signature waveforms and the timing of the interferes and has to need training data sequences for every active user

    傳統多用戶檢在單用戶檢基礎上,充分利用造成多址干擾的所有用戶的信息進行聯合檢,從而具有良好的抗多址干擾能力,但存在一些缺陷: ( 1 )不僅要求知道期望用戶的地址pn碼及其定信息,還要求其他干擾用戶的地址pn碼及其定信息; ( 2 )不能消除其他相鄰小區的多址干擾對本小區的影響; ( 3 )不能直接應用在cdma移動通信系統中的下行鏈路。
  16. Considering company developing trend and macro - economic environment together, by the calculating of asset value, profit ability value and growing up value, the decision making is mainly based on the balance sheet. secondly, " vit " always takes reality as its basis. it is more practical and more rational when analyze the expecting profit, the future cash flow or judge the value of a invested company

    價值投資理論與「現代投資理論」的區別在於:首先, 「現代投資理論」將大量復雜的預和數學公式引入對投資資產的定價過程,而價值投資理論卻從資產負債表出發,結合公司發展趨勢和宏觀經濟環境等因素,通過對資產價值、盈利能力價值和成長性價值的計算來做出投資決策;其次,價值投資理論始終以現實為基礎,在分析處理預期收益和未來現金流更實際、更理性地判斷被投資公司的價值。
  17. With the three - dimensional ray - tracing program, the simulation of leo - gps occultation is given. the radio path of occultation observation is simulated, and then the excess phase delay is calculated. this work can be used for studying the effects of the neutral atmosphere and ionosphere on the occultation observations and evaluating the performance of the inversion techniques

    本文介紹了無線電掩星技的發展狀況和基本原理,圍繞無線電掩星技及其應用研究展開諸多研究和探討,主要工作內容如下: 1 、利用全球三維射線追蹤程序,開展leo - gps掩星觀的模擬研究,以計算掩星觀電波傳播路徑、計算大氣引起的附加相位延等。
  18. On the basis of theory analysis, the average transmitted light intensity ( correspond to dc value ) was determined as characteristic parameter of raw water using photoelectric method for monitoring the fluctuation of transmitted light and photometric dispersion analyzer ( pda ). the dc value was closely related to both particle concentration and surface area of sand clay simultaneously. the experimental results shows that there is an exponential function relation between dc and surface area of sand clay in unit volume water ( sp ) : dc = asbp in which a and b are empirical coefficients. then the formula of macromolecule flocculant dosage is found to be d = f ( dc ) = e ( dc ) f in which e and / are empirical coefficients and the average correlation coefficient equal to 0. 981. so the model of automatical control system of water treatment plant was established using the formula

    應用透光率脈動檢和光散射顆粒粒度分析儀( pda ) ,通過理論分析,將pda的輸出信號之一? ?平均透光強度(對應于dc值)作為原水的特性表徵參數, dc值可以同反映顆粒濃度和比表面積因素的影響,試驗結果證明, dc值與單位體積水中泥沙顆粒總表面積s _ p之間具有很好的冪函數關系: dc = cs _ p ~ d ,式中c 、 d為經驗系數,進而得到了以dc值為參數的高分子絮凝劑投藥量公式: d = f ( dc ) = e ( dc ) ~ f ,式中: e 、 f為經驗系數,平均相關系數達0 . 981 ,利用所建立的公式,建立了前饋? ?后饋聯合控制的在線自動投藥模型。
  19. Classification and design of time keeping instruments ; terms of types of watches and clocks

    儀表的分類和設計.第1部分:鐘表種類
  20. The predecessors used to take regression analytical method and two - time exponential smothing while forecasting the handling capacity of port. on the basis of summarizing their experience, the article takes three - time exponential smothing and combinatorial technology

    前人在進行港口吞吐量的預,多採用回歸分析法和二次指數平滑法,本文在總結前人經驗的基礎上,採用了三次指數平滑法和組合預
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