算術積 的英文怎麼說
中文拼音 [suànshùjī]
算術積
英文
arithmetic product-
For this purpos, from the point of the log geology, aimed at the actuality of the current fractured reservoir log geology interpretation and evaluation, based on synthetical analysis of the current domestic and foreign fruit of fractal dimension investigation of reservoir fracture, using the method and technique of fractal dimension, through the further discussion of the fractal dimension characteristics of m index and n index in the log interpretation archie model in a sample way and through the theoretic reasoning to the fractal dimension dfa and m index of fractured reservoir interval ' s log curve, according to the geophysical signification of the fractal dimension dfa of fractured reservoir interval ' s log curve shape : the more complicated the change of the curve shape is, the larger the its dfa value is, then the more complicated space structure of fracture and pore, then the higher value of m index of space structure of fracture and pore, and so on, the text propounds an improved method, based on box dimension, of covering log curve with scale grid, and by programming computes the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, then further puts this technique into application investigation, and makes analysis of application effects in the reservoirs located in l area of qx oil field from three aspects : 1. the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, which are derived from computing, is used to identify reservoir type by crossplotting m index with the product df _ acrt of fractal dimension of acoustical wave log curve and restivity log curve and by experiential discriminance plate of reservoir type in l area of qx oil field
因此,對該區裂縫性儲集層的類型識別、孔滲特徵的測井地質解釋以及儲層裂縫的發育和分佈規律進行深入的研究便成為本文研究的出發點。為此,本文從測井地質的角度,針對當前裂縫性儲層測井地質解釋與評價的現狀,在綜合分析當前國內外儲層裂縫的分形分維研究成果的基礎上,利用分形分維方法和技術,通過對archie測井解釋模型中的m指數、 n指數的分形分維特性的深入淺出的論述以及裂縫性儲層段測井曲線分維d _ ( fa )與m指數的理論推導,根據裂縫性儲層測井曲線形態分維值的地球物理意義? ?曲線變化越復雜,則其分維值d _ ( fa )越大、裂縫孔隙空間結構越復雜、裂縫孔隙空間結構指數m值越高等特徵,提出了改進的基於盒維數的測井曲線網格覆蓋法,編程計算了裂縫性儲層段常規測井曲線(如聲波和電阻率曲線)上分形分維值及其m指數值,進而從以下三個方面對qx油田l區塊的裂縫油藏進行應用研究,效果十分理想: 1將計算得到的可變的m指數與聲波和電阻率分維之積df _ acrt進行交繪,採用儲層分維值分類技術統計分析這些參數變化的規律,並結合qx油田l區塊儲層類型經驗判別圖版,從而實現qx油田l區塊下白堊統的裂縫性儲層的類型識別。When calculous was at it ' s initial stage, newton computed the integral by contradictorily operation of differential, leibniz used the " tiny elements " method
在微積分的初創時期, newton通過微分法的逆運算,即「反流數術』來解決求積問題,而leibniz則採用「微元法』 。In this paper, two major types, the natural vegetation and crop vegetation in luota are studied. we can gain the different distributive area by remote sensing technology, in accordance with conifer forest, broadleaf forest, thick shrub forest, shrub forest, herbs shrub forest, herbs naked rock and crop vegetation. the valuation of the output of standing trees, water conserbancy, soil conserbation to control erosion and purify the air is the main basis which is used to value the functions of the forest ecosystem of the conifer forest and broadleaf forest of luotathe result reveal that the total ecological function value of the forest which area is 1388. 8 hm2 is estimated up to 18. 36 million yuan per annum. the synthetic valuation system of luota vegetation is put forward by the valuation of per hm2 in evergreen - deciduous forest, conifer forest, conifer and broadleaf forest, broadleaf forest, scatteredtree - shrub forest, coppice - shrub forest, herbs shrub forest, econamic crop and cereal crops. the plant resources is valued according to the ornamental and green plant. lumber trees and medical plant. ornamental plant includes hosta plantaginea. lilium brownii van viridulum, spiraea cantomiensis and so on. lumber tuees includes zzzelkova schneideriana, emmenopterys henryi, catalpa fargesii and so on
本文把洛塔現存植被分為自然植被與栽培植被兩大類進行研究,通過遙感技術對現存植被按針葉林、闊葉林、密灌、灌叢、草灌、荒草裸巖、農作物植被等類型進行分佈面積的統計,在此基礎上,以林產品價值、涵養水源價值、保護土壤價值和凈化空氣價值作為估算的主要參考依據,對已成林的針葉林與闊葉林進行森林生態系統的價值估算,得出面積為1388 . 8hm ~ 2的針葉闊葉林的森林生態價值為1836 . 37萬元,參照這一生態價值量,把洛塔植被按常綠落葉林、針葉林、針闊混交林、闊葉林、疏林?灌叢、矮灌叢、荒草灌叢、經濟作物和糧食作物,以每hm ~ 2的價值量提出了洛塔植被的綜合價值體系。According to the research of murai pigment, the experiential knowledge of artists and archeologists and some well - protected murals, synthetically applying chromatics, graphics, image processing and ai. murals can be virtually restored. virtual restoration is to restore some colorchanged, color - faded, or part - shedded murals to its original splendid appearance
根據敦煌藝術家對壁畫修復過程的研究、顏料成分的研究、藝術家積累的經驗知識以及保存得比較完好的一些壁畫,綜合利用數字圖像處理、計算機圖形學、人工智慧等技術,實現壁畫虛擬修復。Sequentially, the author discussed the technologies of medical image 3d visualization according to the clinical applications. with the development of computer, 3d visualization and computer graphics, the 3d visualization of medical images has progressed from fourier transform and convolve inverse projection to mpr ( multi - planar reformation, mpr ) and mtp ( maximum intensity projection, mtp ), nowadays, the real 3d reconstruction method, surface and volume rendering has risen. the image registering, image segmentation, pixel data set construction and 3d special interpolation are the key technologies in medical images 3d reconstruction
隨著計算機技術、三維可視化理論和計算機圖形學的發展,醫學圖像的三維可視化技術也從傅立葉變換、卷積反投影等基本圖像處理演算法,發展到真正的三維重建演算法:面繪制和體繪制;醫學圖像的三維可視化技術的應用也從三維醫學成像發展到虛擬內窺鏡,以及今天的虛擬可視化人體研究;而圖像的配準、圖像分割、體數據集的構建、三維空間插值則是醫學圖像三維可視化實現過程中的關鍵技術環節。In the process of the construction of electric power industry informational, there are a great deal of historical data which cry for decision support system using technology of data mining , and it would be used to resolve the pivotal 、 extrusive question. this paper bases on the need of electric power marketing decision support system, discuss a lot of kinds of arithmetic. and choose the fit arithmetic, make progress base on electric power marketing decision support system. design and realize some of the difficult data structure and arithmetic , and encapsulate them into some api function, from a series of api function for the second exploitation
電力行業信息化建設積累了大量歷史數據,迫切需要利用數據挖掘技術研發分析決策支持系統,以解決供電企業運營管理中關鍵和突出的問題。本論文根據決策支持系統的需要,對各種演算法進行了一定程度的探討,選擇適當的演算法,進行適當的改進,設計並實現了其中幾個比較困難的數據結構和演算法,並用vc + +把它們封裝成若干個的api函數,形成一系列可供二次開發使用的api函數,並編譯成dll文件。Therefore, the component force in any direction can be easily calculated through the faculae captured by ccd camera, which provides a good solution to three - axis tactile sensing technology for intelligent robots
反之,可以很容易地通過光斑面積計算出圓柱觸頭所受到的外力,檢測到在任意方向上的分力大小,從而為智能機器人三軸力觸覺傳感技術提供了一種新的解決方案。We attach special significance to as many cis countries participating in the work on humanitarian problems as possible and would welcome joining the agreements on the council and fund by all the commonwealth partners. active cooperation with the cis member states in these bodies and joint work on their timely and complete material - technical, financial and organizational support will serve to strengthen the commonwealth and deepen further the existing comprehensive interaction among our countries and peoples. as before, cooperation is actively evolving with our cis partners in combating terrorism and other manifestations of extremism, crime, illegal migration and illicit drug trafficking or to be more precise - narco - aggression
雙方高度評價近年來兩國經貿合作的積極勢頭,並指出,應擴大貿易規模,通過提高高新技術、機械製造、電子產品和其他高附加值商品在貿易中的份額來改善貿易商品結構,使之平衡發展;為兩國商品、服務和投資進入對方市場創造有利條件,加強包括建立合資企業、生產性合作和轉讓技術等形式的經濟技術與投資合作;完善貿易服務體系,包括加強在銀行結算、貸款擔保、保險領域的合作,加強兩國在經貿領域的法律和行政管理等工作,使貿易制度符合國際標準;加強兩國邊境和地方間合作以及中小企業之間的聯系。According to prevenient experience and data, we modify all disfigurement and adopt advanced computer technology, automatic control technology and precise transducer through absorbing latest technical achievement at home and abroad, which makes the third generation sample have lots of good characteristics such as convenient manipulation, high credibility, good stability and simple maintenance and so forth
第三代樣機設計中我們根據以前積累的大量的經驗及數據,在充分吸收國內外控制領域最新成果的基礎上,修改了以前所有的設計缺陷,採用了先進的計算機技術自動控制技術和高精度的傳感器檢測手段,使得系統具有操作方便可靠性高穩定性好和易維護的特點。As the popularization and application of integrate logistics support engineering thinking at our country industry field and the military continuously, the evaluation of equipment integrate logistics support capability become the mostly means to check up the stand and fall of equipment character of supportable design, the efficiency of the equipment using supportability and the decision - making to equipment ' s continuous model development, at the same time, along with the development and maturity of computer simulation technique, the research of analysing and evaluating equipment ' s effectiveness steps into a new stage, we can get the handle and maintain data on the base of originally lasting accumulating in existence by utilizing the computer emulating technique, which is necessary to analyzing and evaluating the ground - to - ground missile ' s integrate logistics support effectiveness, via simulating the handling and maintaining process of ground - to - ground missile weapon, we can evaluate the ils effectiveness comp rehensively, impersonally, veraciously, consequently, provide decision - making gist to make the best support project
隨著綜合保障工程思想在我國工業界和軍方不斷普及和推廣應用,裝備綜合保障能力的評估成為檢驗裝備保障性設計好壞、裝備使用保障效能高低以及裝備后續型號發展決策的主要手段,同時隨著計算機模擬技術的不斷完善和成熟,裝備效能分析與評估研究進入了一個新階段,我們可以在導彈武器綜合保障效能分析與評估所需使用與維修數據原始積累的基礎上,利用計算機模擬導彈武器在真實使用環境中的使用維修過程,達到對導彈武器系統的綜合保障能力進行更全面、客觀、準確的評價目的,從而為裝備保障部門制定最優的保障方案提供更好的決策依據。In this paper, the main research works are as follows : 1 ) survey and analysis previous work in auv navigation and summarize : as the cumulate error, the dead - reckoning and inertial navigation systems ca n ' t be used without other modified system ; the acoustic navigation system is used only in small range, and is very expensive. 2 ) two important approaches in geophysical navigation techniques are summarized, one is terrain contour based navigation, this approach is investigated keystone today ; the other is image based navigation, due to no perfect image sensors and image seabed map, this approach has seldom been practised. 3 ) two important terrain contour based navigation algorithms has been applied to auv, one is match algorithm - based terrain contour match ( tercom ) ; the other is kalman filter - based sandia inertia terrain - aided navigation ( sitan )
主要研究內容包括:一、總結分析了當前水下導航的常用方法和不足之處,指出基於航位推算的導航方法,存在著最大的問題就是導航誤差的積累問題,如果沒有修正系統,這種方法很難滿足使用要求;其次指出基於聲學的導航方法,造價昂貴,導航范圍有限,難以滿足自主水下航行器大范圍導航的需求;二、總結了當前水下地形輔助導航的主要技術路線,一是基於地形高程的匹配方法,這是當前研究的重點;二是基於地形圖像的匹配方法,由於缺乏良好的圖像傳感器,和可用的海底圖像地圖,目前這種方法還有待研究發展;三、將兩種地形高程匹配的常用方法應用到自主水下航行器上:以相關演算法為前提的地形輪廓匹配( tercom )方法和以卡爾曼濾波為基礎的桑迪亞慣性地形輔助導航( sitan )方法,前者演算法簡單可靠,但是導航精度不高,後者雖然精度比較高,但存在著演算法較為復雜、有可能發散和出現奇異值等問題。The key problems on studies of passive and integrated thoron monitoring methods are to set up a thoron chamber for the conditional experiments and the calibration of thoron dosimeters, develop methods for discriminating thoron from radon and for the effective dose evaluation of thoron daughters base on thoron exposure
研究被動積分測(氣土)技術的關鍵在於研究用於條件實驗和刻度的(氣土)室刻度系統、甄別氡的方法和由(氣土)暴露量估算(氣土)子體所致有效劑量的方法。The application of the software hardware advanced techniques, such as an algorithm for continuously outputting high - rate gps position data, voice data trucking system ( vdt ), a new gps ( avl ) system framework, an up - to - date mutual communication method and so on, enlarges the system capacity and the covering area, realizes the voice data transmitting in the present mobile communication channel, meets the need of kinetic positioning. in a word, it enhances the capability of management and decision
系統中gps定位數據的高速率連續輸出演算法、話音數據集群( vdt ) 、新的gps車輛系統結構和全新的通信交互手段等先進技術的採用,人人提高了系統的容量和覆蓋面積,實現了在現有移動通信通道上數話兼容、高動態定位的需求,使科學管理和決策水平得到很大提高。Shielding schemes of computer vdu are suggested through transient electromagnetic scattering analysis. method of time - domain integral equations is used here. a new soft - tempest method is found to strengthen protection capability of electromagnetic information leakage
用時域積分方程法,通過瞬態電磁場分析推薦了計算機顯示器的屏蔽方案,提出soft - tempest技術的新措施以加強信息電磁泄漏防護; 4The shop assistant recommend the alphabet block and arithmetic block
售貨員推薦了字母表積木和算術積木。Based on the technical development and creation of electronic jacquard machine, new mechanical device is developed and applied to electronic jacquard machine and restraint design is used to simplify the determination of its shedding motion parameters to make the electronic jacquard shedding motion more accurate and easy
摘要電子提花機的發展和應用體現在機構傳動和電氣技術兩個方面,經過電子提花機發展的技術積累和創新,研發了新結構的電子提花機,並利用約束設計思想來簡化對提花機開口裝置參數的計算,從而使電子提花機的開口設計便捷而準確。The alu designed with the methodology of full custom can realize higher speed, lower power dissipation and smaller area, and it has great value in application and significant meaning in practice
採用全定製方法設計的算術邏輯部件速度快、功耗低、面積小,具有廣泛的應用價值和重要的實踐意義。Using “ logical effort ” method to analyze the circuit ’ s critical path, and choose the optimized size of transistors in theory by this method. then, using sta technique simulates and analyzes the circuit to optimize transistors size further, and the circuit optimization arithmetic based on sta is gained. results proved that the optimization strategy of combining theory and practice have better effect
結果證明,這種理論與實際結合的優化策略具有較好的效果;三、典型條件下,所實現版圖關鍵路徑延時1 . 38ns ,平均功耗45 . 3mw ,版圖面積0 . 05112mm2 ,達到了較小的延時、功耗和面積;四、針對所設計的算術邏輯部件,研究了一種獨特的內建自測試方法,只需較少的測試向量就可實現該部件100 %的故障覆蓋率,具有很高的效率和較低的代價。With the method of integral within ordered product of operators, we obtain the analytical expression of quantum information counterpart of mutual information. the coherent information, as a function of input thermal state power and thermal noise channel power, we discuss the upper and lower bound for quantum gaussian channel introduced by holevo - werner and by quantum codes
用正規乘積內的算符積分技術求出了互信息的量子對應物? ?相干信息用輸入熱噪聲信號功率和通道熱噪聲功率表示的公式。討論了由holevo和werner引入的量子高斯通道量子容量的上界及由量子編碼所確定的下界。3. interpret the contents both on the pile and difference in precious mirror of the four elements ( si yuan yu jian ) and the arithmetical triangle in treat on the arithmetical triangle ( traite du triangle arithmetique ). both works are the much earlier books study the combinatorial identities in system
三、用現代組合符號解釋了中國朱世傑的《四元玉鑒》中垛積招差部分和帕斯卡的《論算術三角形》內容,指出這兩部著作是東、西方對組合恆等式研究的較早的系統論著。分享友人