起測基點 的英文怎麼說
中文拼音 [qǐcèjīdiǎn]
起測基點
英文
starting datum mark-
First, based on phased array antenna ' s mono - pulse goniometry and separate coordinate technology about phase control, the antenna beam pointing error formula, caused by phase quantization error, is derived from linear array and circular array to planar array and cylindrical array
首先以單脈沖相控陣天線測角原理為基本理論出發點,利用相位控制的坐標分離技術,基於線陣、圓形陣等簡單形式的相控陣天線,推導了平面陣、圓柱面陣等相控陣天線由相位量化誤差引起的波束指向誤差公式。In the article, the originator worked out the mechanism of magnesium - base alloys catching fire ; analyzed briefly the influence of the temperature, the heating velocity and the pressure of oxygen in the atmosphere on the lumps and scraps of pure magnesium ’ s catching fire, and designed a practical method to measure the kindling temperature of the lumps and scraps of pure magnesium precisely, with which the initial quantization of kindling temperature can be realized
本文圍繞鎂合金阻燃技術的開發作了許多基礎性的研究工作,通過分析大量的相關文獻和試驗結果,初步得出了塊狀鎂和鎂屑的燃燒機理,簡要分析了溫度、升溫速度、環境中氧的分壓對塊狀鎂和鎂屑的起火燃燒所產生的影響。設計出了精確度高、實用性強的塊狀鎂和鎂屑的燃點測試方法,使塊狀鎂和鎂屑的燃點得到初步的量化。Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources
基於以上考慮,論文主要從以下幾方面對地下水資源可持續開發問題進行了比較深入的探討:全面回顧了「可持續發展」概念的由來與演變,對國內外「可持續發展」的研究現狀進行了述評,並對「可持續發展」概念的科學內涵進行了深入探討;對涉及地下水資源的一些最基本的概念和命題進行了全面的回顧和評述,對目前仍然存在的一些錯誤觀點和混亂認識提出了自己的見解;全面闡述了地下水資源變值系統理論的內容和意義,並與傳統的地下水資源計算評價方法進行了對比分析,結合實例具體說明了方法的應用;深入分析了地下水資源預測預報工作的極端重要性和復雜性,對傳統的地下水資源動態預測方法進行了全面的評述,指出了各類預測預報方法的特點及適用條件,對最近二十多年剛發展起來的小波分析技術的主要思想和方法及其應用范圍,以及號稱第五代計算機語言的matlab軟體和附帶的小波分析工具箱進行了介紹,並應用於地下水動態過程線的分析,採用時間序列中的b ? j法,蒙特卡羅方法,與地下水資源變值系統理論相結合,探討了地下水動態資料分析和地下水資源預測預報的新思路;綜合分析了現今各類地下水管理模型的特點及缺陷,將數學規劃、數理統計、隨機過程等與地下水變值系統理論相結合進行地表水地下水或多水源的聯合優化調度,使模型更準確、更實用;對保證地下水資源可持續開發的內部條件和外部條件進行了分析,內部河海人學博卜學位論文前言、摘要、目錄條件主要是正確的資源觀,科學的資源計算與評價方法,可靠的資源預測預報技術,可操作的資源管理措施,外部條件主要是高層發展思路、管理體制的變革、配套的政策法規、經濟杠桿的調節、人文素質的提高、節水意識的增強及具體節水措施、人口增長的控制、水體污染的防治、生態的恢復和重建等;從宇宙科學、地球系統科學及哲學的高度審視地下水資源的可持續開發;指出了地下水資源可持續開發的進一步研究方向。Two new speech detection methods based on neural networks using barker coded synchronization signal are presented
提出了兩種採用巴克碼編碼同步信號並基於神經網路的起點檢測新方法。The basic idea is to take advantage of the ( known ) locations of beacon nodes and the constraints that these locations and the measurements ( e. g., distance, angle ) derived from their beacon signals must satisfy to detect malicious beacon signals
基本的想法是利用指標節點的位置,而且這些位置和測量(舉例來說,距離,角度)起源於他們的指標訊號了的一定要滿足發現懷惡意的指標訊號In the theory introduction part, after simply introduces the basis knowledge of voice signal, a systemic and concise brief of the preceding disposal, endpoint detection, parameter pick - up and matching - method of speech recognition according the basic framework of speech recognition system are given
在語音識別理論介紹部分,文中在簡單介紹了語音信號的基本知識之後,根據語音識別系統的基本結構,依次對語音識別技術的前端處理、起止點檢測、特徵提取和識別判決方法部分一一進行了系統而簡明的闡述。At last, the author discussed the approach of releasing the two types of risk, pointing out that it must be the only outlet to breaking the path dependence effect and pushing the institutional bifurcation. the innovativeness of the dissertation was manifested in the following facets : first, the two heterodox paradigms were concluded after a thorough and systematical retrospect ; second, a brand - new framework was established by embracing the two paradigms ; third, the concepts of risk and financial risk, especially their information and institutional contains, were expatiated under the framework ; fourth, the characteristics of china ' s economic structure and financial structure and their theoretical meanings were well concluded ; fifth, the commercial banking systematical risk and the stock market systematical risk of china were well explored and explained, and some solutions were reached
文章創新之處主要體現在以下幾點:通過對既有文獻的廣泛深入了解,歸納出兩個可能對主流經濟學形成挑戰的經濟學研究範式;通過模型化模擬,探討了將兩個範式相互融會貫通、從而建立起具有更好解釋能力和預測能力的理論體系的可能;在上述理論體系下對風險與金融風險進行了經濟理論和經濟史理論層面上的闡釋;以上述闡釋為基礎,對我國經濟結構與金融結構特點進行了理論歸納,對我國目前的商業銀行系統風險與股票市場系統風險進行了深入剖析,並總結出可行的化解途徑。In order to make the sensitivity of 2 - demension accelerometer along the two main arbors almost identical, symmetric four - beam structure that embeds a double - sides interdigitated differential capacitive with puckered beam in two directions was used as sensitive component. in addition, the differential capacitive accelerometer fabricated by bulky silicon micromechanical technique has high sensitivity, wide measurement scope, less nonlinear error, and simple converting circuit. then, the structure parameters of the sensitive component were calculated and stimulated, which results in a set of the optimized structure design parameters, main fabrication procedure and several key fabrication technology
為使二維振動傳感器在兩主軸方向的靈敏度大致相同,敏感元件採用高度對稱的四梁結構,其中每個軸向上均採用帶折疊梁的雙側叉指電容結構,採用體硅微機械工藝製作的高深寬比叉指電容式敏感元件,具有高靈敏度、寬量程、非線性誤差小、外圍電路簡單等優點;對設計的敏感元件結構參數進行了計算,並利用有限元法進行了模擬分析,根據模擬結果得出了優化參數;在確定敏感結構的基礎上,研究了敏感元件採用體硅微機械加工工藝製作的工藝流程和關鍵工藝技術;對敏感晶元內部的c - v介面電路進行了原理設計與分析,利用差動測量技術得到由振動引起的微小電容變化量,經c - v介面電路進行相位調制處理,然後通過解調輸出與加速度成正比的電壓信號。The surfactant consumption, the product structure and the forecost in different areas such as us, west europe, japan and china etc. in 1990 ? s are introduced. the urgent affaire for the large surfactant enterprises is to rectify the product structure, and to decrease the cost. enhancing the research of application basis and application for mild surfactant commercialization. emphasis to develop post treatment of fabric, papermaking chemicals, oil field ? s chemicals and auxiliary for architecture material and metalworking. the application of surfactants in high technology fields will be important research projects for china surfactant industry
介紹了90年代全球及美國、西歐、日本和中國等主要國家(地區)表面活性劑的消費量、消費領域和產品結構的變化及預測,並根據我國國情,建議對生產能力過剩的大宗表面活性劑產品應調整產品結構,降低生產成本;對溫和型表面活性劑合成的產業化應加強應用基礎研究和應用研究;對表面活性劑工業的應用應同用戶一起重點開發紡織后整理、造紙化學品、油田化學品和建材與金屬加工等領域;探索表面活性劑在高新技術領域中的應用應當成為今後表面活性劑的重大研究課題。The laboratory offers calibration service for electronic timers with time base output or accessible electronic startstop trigger. the calibration of electronic timer normally includes time base measurement ( if available ) and 6 time interval measurements
本所為附有時基輸出或電子起止觸發測試點的電子計時器提供校正服務。電子計時器的校正工作一般包括時基(若附有輸出端)的測量及六個間距的測量。At the beginning of 20 * century, lebesgue rebuilt riemann integral and introduced lebesgue integral. with the development of modern mathematics, the concept of integral develops too
20世紀初,集合論的觀點引起積分學的變革, lebesgue以集合測度概念為基礎,對riemann積分的定義加以改造,建立lebesgue積分的概念。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。An optimal protective measure was found, which is a mend to the standard link by retracing the converse detonator with a great extent and fixing the retraced nonel - tube with the detonator together to make the retraced part of nonel - tube smooth and bear little force of water stream
經過分析比較和現場測試,找到最佳的拒爆防護方案,即在標準連接法的基礎上加以改進,將逆向連接的傳爆雷管折回的幅度增大,並將該打折的導爆管與雷管一起固定在網路的連接點上,使打折部位順滑而不受力。The main job of this research is : ( 1 ) analyze the operation situation of power system during faults ; pay attention to the traveling wave on the three - phase transmission line ; study the equation of voltage on three - phase transmission line with impedance capacitance coupling between phases ; contact the voltage on any point with the fault voltage, study the singularity of the voltage signal in fault point, and make it to be the base of the new fault detection method ; ( 2 ) apply the singularity detection theory based on wavelet analysis to the power system faults detection, give a complementary criterion to current fault detection criterion, study how to select the basic wavelet, how to filter noise, how to detect the singular point or fault point, and finally give a total solution. the simulations prove it to be a quick, correct and effective fault detection method
本文的主要工作有: ( 1 )分析電力系統在發生故障時的運行狀態,尤其對三相傳輸線上的故障行波進行了分析和研究,推導了考慮相間耦合的三相傳輸線電壓方程,並將傳輸線上任一點的電壓與故障點電壓建立起聯系,得出了傳輸線上電壓信號在故障點處的奇異性,並以此作為構造新的故障檢測演算法的理論基礎; ( 2 )將基於小波變換的信號奇異性檢測理論運用於電力系統故障檢測中,針對目前相關研究的不足,提出了電力系統故障檢測判據的補充判據,通過對基本小波的選擇、除噪措施、信號奇異點也即故障點的檢測方法所作的分析,給出了一個可行的解決方案;模擬研究表明:這是一個快速、準確、有效的故障檢測演算法。Considering the respect based on the theory of land sustainable use and the theory of resource value this paper the concept of the land composite value to research the sustainability of land use. the paper then elaborates on the implication and construction elements of the land composite value and the relation between land composite value and the land sustainable use, which supports the conclusion that the change of the land composite value reflects the degree of the land sustainable use. next, the paper establishes a model calculating the land composite value and gives the method and criterions of the assessment of the land sustainable use
基於對當前研究方法的反思,課題以土地可持續利用理論、資源價值理論為理論基礎,引入土地資源復合價值的概念來研究土地利用的可持續性,文章重點分析了土地資源復合價值的內涵、構成要素以及土地資源復合價值與土地資源可持續利用的關系,證明了「土地資源復合價值在時間系列上的變動是土地資源可持續利用與否的反映」的命題,建立起了土地資源復合價值測算模型,給出了用土地資源復合價值對土地可持續利用評價的評價準則和標準。For these purposes, we research on the budgeting modes which started by profit and cost emphatically, towards both of the budgeting modes, by using the theorys and methods of forecasting and variety cvp, and by using the models of standard cost compute and unit cost adjusting based on bom / bop, we table two kinds of budget targets forecasting and calculating method systems, and design two kinds of budgeting flow, various methods and models we mention above make sure that the two modes are rational. based on the research of the two budgeting modes, we table the evaluation method of budget result data rationality and then we analyse the excuting and controlling manner of compositive budget system, later we teble a compositive budget excuting and controlling model
基於以上目的,重點研究了以利潤和成本為起點的預算編制模式,針對兩種不同的模式,結合預測和多品種量本利分析的相關理論和方法,並利用基於bom / bop的標準成本計算與單位成本調整模型,分別給出了兩套不同的預算指標測算方法體系,設計了以利潤預算和成本預算為起點的預算編制流程,以上所用到的各種方法和模型保證了兩種模式的合理性。在研究兩種預算模式的基礎上,提出了綜合預算結果的合理性評價方法,並分析了綜合預算的執行與控制機制問題,給出了綜合預算的執行與控制模型。Adopting the actual county - grade database of land use firstly founded in china, combining with the comprehensive influential factors of land use change, using the correlative statistic software and the mathematic analytical methods ( principal component analysis, gray relating analysis, multivariate time series markov chain analysis, multivariate regression analysis, gm ( 1, 1 ) gray model, gray series gm ( 1, n ) model methods etc ), this paper analyses the dynamic change of land use and driving force in jiang ' an county qualitatively and quantitatively. the results indicate : 1 the land resource per capita and the area of single - land - use type in jiang ' an county are not prior to other places in yibing city or sichuan province. however, the terrain is dominant in choosing the way of land use
本文採用全國首批建立的「縣級土地利用現狀數據庫」的基礎數據,結合影響土地利用變化的經濟、社會、環境等綜合因素,採用相關分析軟體( dps 、 spss )和數學分析方法(主成分分析、灰色關聯度分析、多元回歸分析、多元時空序列馬爾柯夫鏈分析、 gm ( 1 , 1 )預測模型分析、灰色序列gm ( 1 , n )模型分析等方法) ,對江安縣土地利用變化及其驅動力進行定性、定量研究,研究結果表明: 1江安縣人均總的土地資源數量和單一土地利用類型的數量在宜賓或四川省區域內均無優勢;地形對土地利用方式的選擇起著主導作用;土地利用變化的總趨勢是:耕地、林地、交通用地和水域面積不斷減少,居民點及工礦用地和未利用地面積不斷增加;景觀多樣性指數呈現「 」趨勢。Taking the characteristics of road and bridge engineering into account, this paper makes systematic analysis and study on applications of static gps in data processing of surveying in road and bridge engineering : the feasibility of using single point positioning result as starting point is studied and the influence of it on baseline solution is discussed ; on account that the software provided along with instrument by vendors usually does not support coordinates in the independent engineering coordinates system from gps observations, a simple and effective method is represented for the gps data processing in the independent engineering coordinates system and is programmed. through real examples the method and programs are testified ; from gps surveying the wgs - 84 coordinates are acquired, while in reality coordinates in local coordinate system are needed, so conversion from wgs - 84 coordinates to local coordinates is necessary
結合路橋工程的特點,對靜態gps在路橋工程式控制制測量中的數據處理作了系統的分析和研究: ?對單點定位結果作為起算點的可行性進行了研究,並探討其對基線解算的影響; ?鑒于商家提供的隨機軟體往往不支持利用gps觀測得到工程獨立坐標系中坐標,為工程獨立坐標系gps數據處理提供了一種簡便有效的方法,並編制了相關的處理程序,通過實例驗證,程序是正確的、方法是可行的; ? gps測量得到的是wgs - 84坐標,而實用上需要的是地方坐標系坐標,因而得把wgs - 84坐標轉換地方坐標系坐標。In this thesis, to improve value management in enterprise, a new concept called information resource integration ( iri ) is presented, and relevant theory is discussed simultaneously. the primary discussion in the thesis is just to provide a completely new way to improve and develop the existed traditional accounting. the breakpoint in the thesis is just the insufficiency of traditional accounting and a new concept framework is built to provide a theoretical supply for the de sign of process of iri
本文以在即將到來的信息時代會計將為新的經濟管理手段?信息資源整合所取代的必然性和必要性為起點,論述了由會計過渡到信息資源整合的歷史發展趨勢,根據歷史發展的客觀規律對會計的未來發展進行合理的預測,通過對信息資源整合相關的基本理論問題的初步探討,初步構建信息資源整合的理論框架,為信息資源整合系統的設計運行提供基本的理論依據,在此基礎上設計探討相關的程序和方法。In order to use the responding ability to the inducers of pr - la promoter, two fragments, ip1 ( 900 bp ) and ips ( 603 bp ) were cloned from tobacco genomic dna by polymerase chain reaction ( pcr ) with primers designed according to the sequence reported in genbank. sequence analysis of the amplified 900 bp fragment indicated that the cloned sequence had 99 % of homology to the known sequence. its transcription start site, tata box and consensus sequence " tgac " conserved in pr genes were identical to those of pr - la promoter
根據pr - 1a基因的報道序列,設計兩對引物,以煙草基因組為模板,通過pcr擴增得到900bp ( ipl )和603bp ( ips )兩個目標片段,序列測定表明克隆的啟動子與報道序列具有99的同源性,轉錄起始位點、 tatabox及保守序列tgac與報道序列均完全相同。分享友人