測微計時表 的英文怎麼說

中文拼音 [wéishíbiǎo]
測微計時表 英文
microchronometer
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • : 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...
  • : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
  • 計時 : reckon by time; timing; chronography
  1. In the course, the condition and the process of forming and changing of minerals, the typomorphic features of minerals, the characteristics of the distribution and the evolution of minerals and their paragenetic associations in the period and the space, the methods of mineral analyses and research, the geological thermometers and the geologicial barometers of minerals, mineral paragenetic associations and paragenesis analyses will be introduced, and the magnificent and the microscopic genetic characteristics of pyrite, quartz, garnet, pyroxene, amphibole, mica, feldspar, and other minerals will be dealt with particularly

    本課程主要講述礦物及其共生組合的形成和變化的條件和過程,不同物理化學條件下礦物的成分、結構、形態、物性等標型特徵以及它們之間的內在聯系,礦物及其共生組合在間上和空間上的分佈和演化規律,礦物成分、結構、形貌、物性等的分析試方法,礦物地質溫度和地質壓力對其形成環境的徵,不同體系(封閉體系、開放體系)條件下,礦物的穩定范圍和彼此替代順序的共生分析,重點介紹黃鐵礦、石英、石榴石、輝石、角閃石、雲母、長石等礦物(族)在成因上的宏觀標志和觀信息,以及其成因信息在成巖作用和成礦作用中的地質意義。
  2. Collisonal quantum interference ( cqi ) was observed in the intramolecular rotational energy transfer in the experiment of the static cell, and the integral interference angles were measured. to observe more precise information, the experiment in the molecular beam should be taken, from which the differential interference angle can be obtained precisely. in this paper, the theoretical model of cqi is described in an atom - diatom system in the condition of the molecular beam, based on the first - born approximation of time dependent perturbation theory, taking into accounts the anisotropic lennard - jones interaction potentials. the method of observing and measuring correctly the differential interference angle is presented. the changing tendencies of the differential interference angle with the impact parameter, velocity, and et al. are discussed

    分子內部轉動傳能的靜態池實驗觀察到了碰撞量子干涉效應( cqi ) ,並且得積分干涉角,為了獲得更加精確的分子內部轉動傳能的碰撞量子干涉效應信息,實驗就必須要採用分子束實驗進行.本文理論上採用各項異性相互作用勢,應用含擾理論的一級波恩近似,假想在分子束實驗的條件下,建立在原子-雙原子分子體系中碰撞量子干涉的理論模型.理論上推導出分干涉角具體達式,通過算定性地討論了分干涉角隨著碰撞參數、速率等的變化趨勢,同初步探討了實驗的正確觀途徑,得出了採用分子束進行實驗觀的實驗方法,為進一步進行分子束實驗提供了理論基礎,對實驗的進行起到了一定的借鑒作用
  3. The equations of the mean value functions and the covariance functions are established for dynamical systems whose inputs are fuzzy stochastic processes. an existence and uniqueness theorem of ito fuzzy stochastic differential equations is proved, some explicit representations of solutions and the equations of statistical characteristics are deduced for linear fuzzy stochastic differential equations, and numerical methods to nonlinear fuzzy stochastic differential equations are proposed, the conditions for stability and observability of fuzzy linear systems are derived. the kalman filter algorithms of linear fuzzy stochastic systems are brought forward

    主要成果包括:提出了模糊隨機變量協方差和反向協方差的概念;研究了二階模糊隨機變量的均方收斂性,並在此基礎上得到了均方模糊隨機分析、平穩模糊隨機過程及其譜分解的若干定理;根據均方模糊隨機分析理論,得到了輸入為模糊隨機過程的線性系統的輸出輸入統特徵關系方程;證明了ito型模糊隨機分方程解的存在唯一性,並給出了ito型線性模糊隨機分方程解的達式,統特徵方程以及非線性模糊隨機分方程的數值解法;得到了模糊線性系統的穩定性和可觀性條件、線性模糊隨機系統統特徵方程和線性模糊隨機系統的kalman濾波演算法;研究了當觀值是模糊數據,線性回歸模型的建立。
  4. Besides, the growth of gasb expitaxy film was monitored by reflection high energy electron diffraction ( rheed ). the rheed images and intesity oscillation are collected by computer system. it showed that the gasb film prepared in 400 was amorphous and it became monocrystalline when the temperature rose to 500. atomic force microscope ( afm ) was applied to analyse the surface morphology of the films which were grown in diffrent growth rates or substrate temperature. the analysis were compared to simulation results. the experiment results indicated it was easy to form clusters when the rate of growth is high or

    此外,本文通過反射式高能電子衍射( rheed )監了gasb外延薄膜的生長,利用rheed強度振蕩的算機採集系統實現了rheed圖像和rheed強度振蕩的實。實驗發現在400生長的gasb薄膜為非晶態,溫度升高到500薄膜轉變為單晶。利用原子力顯鏡對不同生長速率和襯底溫度生長的gasb薄膜的面形貌進行觀察分析,並與模擬結果進行比較。
  5. In order to utilize the frquency resource adequately and increase the capacity of mobile communication system, the wireless electric wave propagation of existing mobile system always adopts the microcell structure. forecasting the path loss characteristic of electric wave accurately can provide the necessary condition for the layout and design of wireless network, at the same time it is a precondition for the research on the microcell mobile system. the methods of forecasting of wireless electric wave propagation can divide into two parts : one is pluse and respond, that is establish the empirical model based on experimental and statistical data ; the other is ray tracing method, that is establish the deterministic model based on theoretical analyse. the paper discuss the characteristic of wireless signal electric wave transmition in symmetrical atmosphere of earth, and introduce the common path loss transmition model in land mobile communication system, also point out the localization of these models based on experiential methods

    而精確預無線電波傳播路徑損耗特性,則為合理的蜂窩無線網路規劃、設提供了必要條件,同也是研究蜂窩移動通信系統性能的前提。無線電波傳播預的方法分為兩類:一是用沖激響應法,即根據實驗、統所得數據建立經驗性傳播預模型;另一種是用射線跟蹤方法,即依據理論分析來建立確定性的傳播預模型。本文首先討論了在地球面均勻大氣中的無線電波傳播的基本特性,介紹了陸地移動通信系統中常用的幾種電波傳播路徑損耗經驗性預模型,並指出了這些經驗性傳播模型對于蜂窩小區無線電波傳播特性研究的局限性。
  6. Simultaneously with the micro - displacement started the processe of the grating sensor measuring the displacement and image collection of the system. the grating sensor ( length gauge ) measures the displacement of the dial gauge with surveying rod. it is delivered to the computer with a block k220 in real time and the dial image by ccd camcorder is shown on the computer screen with the image collection card in real time

    在實現量進給的同,啟動系統的光柵位移量過程和圖像採集過程,光柵傳感器(長度得指示桿的位移量,由數卡ik220實傳送給算機,由ccd攝像頭攝取的盤圖像經圖像採集卡在算機屏幕上得以實顯示,最後通過對指示指針位移算處理與光柵傳感器量的位移量進行比較,得到指示受檢點的示值誤差。
  7. On the premise that the basal transducer layout was designed according to the requirements of deep - sea exploring surroundings and technology on the basis of the hardware structure and data collecting ways of interferometric sonar, the echo signal by energy relativity search is analyzed and calculated, altitude data of the tiny terrain on the seabed under real - time irradiation of ultrasonic is gained as to provide parameters of best cutting depth for intellectualization of the seabed mining vehicle timely and promptly

    摘要在相干聲納硬體結構及數據採集方式的基礎上,結合具體的深海鈷結殼探環境和技術要求,確定了換能器基本布局,探討了信號採集與處理方法,利用能量相關搜索法對回波信號進行分析和算,得出超聲波實照射下的海底地形高程數據,為海底采礦車智能化開采提供實、快速的最佳切削深度參數。
  8. Present methods generally based on the statistics of earthquake damage, expert experiences, theory analysis and experimental researches have obvious advantages, disadvantages and certain scopes of application ; ( 2 ) different prediction methods should be adopted against different building conditions, sites, intensity and experiences etc to predict earthquake damage of buildings for prospective accuracy, dependability and availability ; ( 3 ) earthquake damage matrix, which is the foundation of earthquake damage prediction, of 7 kinds of building in the urban areas of zhangzhou city under intensity 6 to 9 has been set up. the damage conditions of different buildings under different intensity are as followings : all kinds of structures are basically intact under intensity 6 ; the reinforced concrete structures are basically intact under intensity 7, but other kinds of structures are destroyed slightly ; the reinforced concrete structures are still basically intact while other kinds of structures are destroyed intermediately under intensity 8 ; the reinforced concrete structures are destroyed slightly, single - story factories and open houses are destroyed intermediately and other kinds of structures are destroyed seriously under intensity 9 ; ( 4 ) the results of earthquake damage predicting of buildings embody the damage when earthquake happens in the future. thus, further identifications and reinforcements should be considered to buildings that will be destroyed intermediately or more under the earthquake with 10 % exceeding probability in future 50 years ; ( 5 ) the direct economic losses caused by damage of buildings resting with the area, structural type, intensity and damage of all kinds of buildings are the main part of the losses of the city in an earthquake ; ( 6 ) the direct economic losses increased progressively toward high intensity by 2 or 3 times

    基於上述研究,得出的主要結論有:建築物震害預是一個模糊的、系統的、復雜的問題,現有的方法很多一般都是以震害統規律、專家經驗、理論分析和試驗研究為依據,有其自身的優缺點和一定的適用范圍;應針對不同的建築物條件、場地條件、地震強度和已有經驗等,採用不同的預方法進行建築物震害預,以使預結果達到預期的精確性、可靠性和可操作性;建立了漳州市區7類建築物在6度9度地震作用下的震害矩陣,成為指導抗震防災的重要依據,各類結構的震害情況現為: 6度地震作用下各類建築物基本完好; 7度地震作用下除鋼筋混凝土結構基本完好外其餘以建築輕破壞為主; 8度地震作用下鋼筋混凝土結構仍以基本完好為主而其餘建築以中等破壞為主; 9度地震作用下鋼筋混凝土結構以輕破壞為主,單層工業廠房和空曠房屋以中等破壞為主,其餘建築以嚴重破壞為主;建築物的震害預結果體現了未來地震來臨的震害程度,在編制漳州市區抗震防災規劃,對于遭遇50年超越概率10的地震影響發生中等以上破壞的建築物應考慮進行抗震鑒定和加固;由建築物的破壞所造成的直接經濟損失是城市地震經濟損失的主要部分,重慶大學碩士學位論文中文摘要其主要與建築物總面積、結構類型、地震烈度和各類建築物的震害程度有關;不同烈度造成的直接經濟損失按2一3倍向高烈度方向遞增,漳州市區直接經濟損失由6度至9度的比例關系為1 : 2 . 8 : 8 . 6 : 22 . 8 ;遭遇基本地震設防烈度( 7度),漳州市區直接經濟損失約4 . 5億元,無家可歸人員約40000人,且以磚木結構和多層磚混結構的震害損失最大;地震造成的人員傷亡主要與建築物倒塌及嚴重破壞的程度和總面積以及震的建築物室內人數密切相關,地震無家可歸人員主要與住宅倒塌、嚴重破壞及中等破壞的程度和總面積以及城市人均居住面積密切相關。
  9. Firstly, this paper makes a detailed study on the field control bus system ( pcs ), including the characters of pcs by comparing fcs and dcs, model networking of pcs and several popular field bus, then put forward a question for discussion combining embeded internet technology and field bus and measure and control networking model based embeded internet technology is constructed. secondly, it studies embeded system including the core of hardware ? mbeded microprocessor and real time operation system. thirdly, the method of realizing embeded internet is discussed for emphasis, and difficulty of ehernet application in industry measure & control system is analysed. an instance of measure & control networking system based embedded ip is given. finally, the author designed a networked remote video surveillance system based embedded web server, c / os - ii is sacled and ported into the embedded microprocessor at89c51. based on the c / os - ii rtos, tcp / ip protocol suite and application program is designed in detail. the system w orks well that improves that the embedded internet technology will be widely used in modern measure & control networking system and has extend values

    本文首先分析了現場總線系統( fcs )與傳統集散控制系統( dcs )相比具有的特點、 fcs的網路體系結構,介紹了幾種流行的現場總線,提出了將嵌入式internet技術結合現場總線構建現代控網路的課題;在此基礎上,構建了基於嵌入式internet技術的控網路結構模型;深入研究了嵌入式系統的核心硬體?嵌入式處理器,通過對比普通操作系統,描述了嵌入式實操作系統的特點;重點研究了實現嵌入式internet的四種實現方法,並分析了以太網在工業控系統中應用的難點,給出了一個基於嵌入式ip的網路控系統實例;最後,研究與設了一個基於嵌入式web服務器的遠程網路視頻監控系統,該嵌入式web服務器利用目前成熟的嵌入式實操作系統c / os - ,通過對c / os -進行適當的裁剪、修改與移植,在at89c51嵌入式處理器上實現了tcp / ip協議棧及應用程序,系統的成功運行證明了本文研究成果的有效性,也明嵌入式internet技術在現代控網路系統中具有廣闊的應用前景和推廣價值。
  10. According to the gene sequence and secondary structure of hcv ns5b, we design the sirnas targeting ns5b gene following with the requirement for sirnas design from tuschl et. al and synthesize it from dharmacon company ; hepg2 cell stably expressing ns5b - egfp protein was trasfected by synthesized sirnas with electroportion, the non - transfected cell and non - specific sirnas transfected cell are c onsidered as control group ; inhibitory effect of sirnas was investigated by fluorescence microscope with dapi dyeing and by semi - quantitative rt - pcr

    然後根據dsrna設原則,結合nssb基因的序列特徵,藉助生物信息學軟體設了針對nssb基因的sirnas ,並交由公司化學合成;電穿孔法轉染上述穩定轉染的細胞克隆,同分別以非特異的sirnas轉染組和空白轉染組為對照, dapi染色后通過熒光顯鏡和內標化rtpcr檢,初步證實了化學合成的sirnas可以特異阻斷nssb基因的達。
  11. This work aims at studying multi - scale structures of large - scale stratiform precipitating clouds typical of henan province of central - eastern china in spring and autumn drought periods of china, the potentials and techniques of artificial rain increase. through analysis of historical weather / climate and cloud physical data, developed are a number of multi - scale observational schemes including intensive observational items, and space / time resolutions of data for integrative field observations to obtain real - time measurements of the structures at large -, medium -, small - and micro - scale. from analysis of observed separate items, their integrative treatment and numerical simulation we place focus on case studies and their integration in investigating such structures of stratiform precipitating clouds over the target region, rainfall physical mechanisms and exploitation of artificial rainfall increase potentials, whereupon a conceptual model is constructed and a range of catalysis schemes are proposed to improve smaller - scale forecasting accracy and techniques for the rainfall increase, with the dominant results given below

    以地處中原、具有典型代意義的河南層狀降水雲系為主要研究對象,在對該地歷史天氣氣候和雲物理等資料分析的基礎上,研究設雲系多尺度觀方案(包括加密觀項目、觀空解析度) ,實施有設的外場綜合觀,獲取雲系結構多尺度(大、中、小、)配套的實資料;通過對各種觀資料的分項和綜合處理分析,以典型個例觀和數值模擬分析研究為重點,綜合多個例分析,研究河南層狀降水雲系多尺度宏觀結構特徵、降水物理機制和人工增雨潛力條件,建立典型層狀雲系人工增雨概念模型,研究科學的人工增雨作業技術系統。
  12. Measurement and characterization of surface texture is an important aspect of precision metrology. historically this has involved partitioning a profile into different wavelength regimes referred to as roughness, waviness and form followed by numerical quantization. parameters computed are then inspected for tolerance compliance to ensure a part performs its intended function. this approach is satisfactory when the specification has been carefully determined and the process is stable. however, when the manufacturing process is under development or when instability or modifications to the process invalidate specifications, there is a need to study surface finish parameters in relation to functional performance or process measures. in this context, the problem of surface texture classification and recognition are discussed. advanced techniques developed for this purpose along with applications are presented. also, the techniques discussed here will be useful across large bandwidth, from the characterization of nano scale to traditional micro scale surfaces

    面結構的量與特徵描述是精密量技術的一個重要方面,傳統上包括將輪廓情況根據不同的波長范圍劃分為粗糙度、波紋度和形狀及后續的數字量化.按算得的參數檢查它是否為公差允許,以保證零件執行其指定的功能.當技術特性已經經過仔細確定,並且其過程穩定,該方法是令人滿意的;但是,當製造過程正在進行中或過程的不穩定、過程變化使技術特性失效,就需要研究和功能現及過程評定相關的面參數.討論了面結構的分類與識別問題.同闡述了為此目的而開發的先進技術及其應用.所研究的技術對從納米尺度到傳統的米尺度的較大帶寬范圍內的面特徵描述都是有效的
  13. This thesis is not only discussing and analyzing mathematically the working principle of y type reflection fiber optic detector, but also deducing the fundamental calculating formula of reflection light intensity, and drawing the displacement - responding sensitivity curve. this thesis also points out the three characteristics curves corresponding to the detections in tiny displacement, biggish displacement, and superficial roughness. these are very creative and completely valuable in practicality

    按題目要求,論文對y型反射式光纖探頭的工作原理進行了初步探討和數學分析,推導出反射光的基本算公式,繪出了位移- -響應靈敏度曲線,並指出y型反射式光纖探頭進行小位移、較大位移、面粗糙度對應的三個特徵曲線段,具有創新之處和實用價值。
  14. Intelligent tri - phase ac active reactive power instrument adopt advanced microprocessor carry out smart control, and to the inputed tri - phase ac voltage and current signal carry out accurate measurement, through cpu automatically count out the tri - phase ac active reactive power value total power, conduct clear and visual display by high brightness led display tube, it can be simultaneously transferred to standard voltage current signal to transmit output, and have super - limit control alarm standard serial communication function etc

    智能三相交流有功無功功率儀採用先進的處理器進行智能控制,對輸入的三相交流電壓與電流信號進行精確的量,經過cpu自動算出三相交流有功無功功率值總功率,由高亮度led數碼管進行清晰直觀的顯示,同可轉換成標準電壓電流信號變送輸出,並具有超限控制報警標準串列通訊等功能。
  15. This system provides pulse signal and direction signal to step motor driver by computer ’ s controlling step motor control card, and makes motor and guage ’ s pointer rotate. computer gets the micro displacement measured by grating measuring system via rs232 serial port, and acquires guage ’ s image by high precison ccd camera, then processes the guage ’ s image by software, including pre - processing, graying, binarization, thinning and hough transform, so as to recognize the position of guage ’ s pointer, finally calculates all kinds of precision on basis of algorithm established by national detecting rules of gauges

    本系統通過算機控制步進電機控制卡來給出步進電機驅動器需要的脈沖信號和方向信號,進而帶動電機驅動儀指針轉動,算機通過串口實採集光柵量系統的位移信號,並且通過高精度ccd攝像機實獲取盤圖像數據,同通過算機軟體實現盤圖像處理,包括預處理、灰度化、二值化、細化和hough變換等,最終快速識別出盤指針的位置,並根據國家類檢定規程所制定的演算法檢定出指針式儀的各種精度。
  16. It is a synthesis combined with optical, mechanical and electrical knowledge. under the control of computer this meter not only can realize many noncontact measurements in high definition and efficiency without destroying object surface, but also can be easy to fulfill some automatic demands like dynamic sampling, real time processing, on - line measuring. so it will be well used in the modern industry measurement and has a wide prospect in the future

    算機控制下,光、機、電相結合的量儀,不僅能實現高精度、高效率的非接觸量,不破壞被物體面,而且易於實現動態采樣、實處理、在線量等自動化要求,因而在現代化的工業量中將具有廣泛的應用和前景。
  17. The results show that in the later stage of the nucleation process, the maximum slip velocity is monotonically accelerating ; the slipping hot spot ( where the slip rate is maximum ) migrates spontaneously from a certain instant, and such migration is spatially continuous ; when the maximum velocity reaches a detectable order of magnitude ( at least one order of magnitude greater than the loading rate ), the remaining time is 20 hours or more, and the temporal variation of slip velocity beyond this point may be used as a precursory indicator ; the average slip velocity is related to the remaining time by a log - log linear relation, which means that a similar relation between rate of microseismicity and remaining time may also exist ; when normal stress variation is taken into account, time scale of such processes can be extended by about 2 times

    結果明,在成核的後期階段:最大位移速率單調加速增加;滑動熱點(最大滑動速率處)在後期階段開始自發性遷移,且在空間上連續;當最大滑動速率達到可以明顯探的量級(高於載入速率一個數量級以上) ,倒間為20小或更長一些,這的速率變化可作為臨震預標志;平均滑動速率與倒間的關系在臨震階段呈對數線性趨勢,由此可推震活動增長率與倒間同樣存在對數線性關系;正應力的變化對上述間尺度有延長作用,使之大致增加到原數值的2倍。
  18. The design and fabrication of lif detecting system has been introduced in brief. the study of this dissertation showed that mce chip has some advantages such as high speed and sensitivity

    介紹了激光誘導熒光檢系統的設和構建;本論文的研究明,通道電泳晶元系統具有分析速度快、檢靈敏度高等優點。
  19. In large rotating machinery using filmatic bearing ( turbogenerator, air compressor, etc. ) there is a potential trouble from impefect installation or running conditions, a metals " contact between rotors and shells. the trouble is usully called rubbing. the advantage of ae technologe in the rubbing diagnosis and early detection is showed. instead of classical ae characteristic parameters ( counts, amplitude, energy, duration and the other ones ) a new feature extraction by frequency analysis of ae envelop signals is discussed. both research of ae process and field experements indicate that periodic components in the envelop spectrum related to rotational speed increase evidently at the beginning of rubbing production, hence are highly sensitive to the rubbing fault diagnosis. according to the new design an acoustic emission equipment for the rubbing diagnosis named buaa ae testing system is developed and described

    汽輪發電機、空氣壓縮機等採用油膜支撐的大型轉動機械,由於安裝或運行中的原因,在轉子旋轉過程中,可能和器壁發生輕的摩擦和碰擊,簡稱碰摩.聲發射技術在碰摩發生特別是故障早期診斷上有優越性.本系統的特點是沒有沿用傳統的數、幅度、能量和持續間等聲發射特性參數,而是在聲發射包絡信號的頻率分析中進行特徵提取.聲發射發生的過程分析和現場試驗都明這種方法對碰摩檢很敏感,在碰摩發生的起始階段,包絡譜中與轉速同步的周期性分量顯著增加.根據這種新的設思想自行研製了buaa碰摩聲發射檢儀並對此作了介紹
  20. In order to effectively solve the problem of monitoring time - space changes of soil moisture in large - scale regions, according to the conclusion of soil moisture retrievingby passive microwave remote sensing, a methodology of the soil surface emissivity was proposed by model bsm based on amsr - e microwave remote sensing data, proof of the relationship between surface soil moisture and surface emissivity

    摘要為了有效解決大尺度區域土壤水分、空間變化監問題,在總結了被動波遙感反演土壤濕度規律的基礎上,基於先進的amsr - e星載被動波遙感數據,提出了利用雙譜模型算土壤面發射率的算方法。
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