波角度 的英文怎麼說

中文拼音 [jiǎo]
波角度 英文
angle of incidence
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • : 角Ⅰ名詞1 (牛、羊、 鹿等頭上長出的堅硬的東西) horn 2 (古時軍中吹的樂器) bugle; horn 3 (形狀像...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 角度 : 1. [數學] (角的大小) angle; the degree [size] of angle 2. (看事情的出發點) point of view; angle
  1. 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,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。
  2. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下:首先針對荒漠化地區的地物特徵,對高光譜數據不同段的數據質量、段組合進行了評價,提出了適用於荒漠化監測的基本段選擇集;初步了解和掌握了研究地區的地物光譜特性及變異規律,進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎;發現了基於光譜整體形狀的分類方法在很大程上能夠消除由於傳感器、地物目標觀測方向之間的變化引起的反射率曲線整體平移的「同物異譜」現象,對于譜形相似而整體反射率的值相差較大的兩類地物,通過引入均值和方差圖像參與分類得到解決;研究還表明在植被「紅邊」范圍內的段是進行荒漠化監測的主要特徵段,這些段與植被生物量和蓋都有密切的關系,是開展精細植被分類研究和植被定量反演的重要基礎;像元的導數光譜分析可以消除土壤背景的影響,是進行植被生物量和蓋定量反演的有力工具;建立了荒漠化監測主要評價因子的定量反演模型,並分析了模型的適用性。
  3. The angular part of a continuum wave function is, of course, a spherical harmonic.

    連續譜函數的部分當然是球諧函數。
  4. Before the angle is less than the critical angle, the reflect - coefficient is real number, when the angle reaches the critical angle, it is a complex number

    入射到達臨界時,在界面發射全反射。此時,反射系數不再是實數,而是復數。
  5. It is a nice irony, given the traditional association of the naturist position with eugenic arguments, that if variation in intelligence really is caused by underlying genetic variation, then the dull are as evolutionarily fit as the clever

    這是一個很巧妙的諷刺,這樣自然主義者的傳統學會就多了一些關于優生的爭論? ?如果智商的動真的是由潛在基因變體造成的話,那麼從進化論的來講,癡呆兒的身體狀況就會與高智商兒的狀況一樣好。
  6. With account for the effect of temperature and shock - boundary layer interaction, the forebody / inlet with plane lip and wedge lip are designed by using the design methods of constant shock wave intensity and constant shock wave angle. in the design, the incidence angle of the first ramp, height of isolator, length of forebody and total turning angle of the designed forebody / inlet models are given

    另外,根據優選結果,給定前體長、前體預壓縮楔、總壓縮轉及隔離段高,分別用等激和等激波角度的方法設計了唇口平直和唇口帶楔的前體進氣道。
  7. The calculation results indicate that the starting performance of forebody / inlet with wedge - shaped lip is better than that with plane lip at low flight mach number. at high flight mach number, the performance of the forebody / inlets designed by the two methods is approximate. at low flight mach number, the starting performance of forebody / inlet designed by the method of constant shock wave intensity is better

    結果表明:唇口帶楔的進氣道在低飛行馬赫數下的起動性能優于唇口平直的進氣道;採用等激和等激波角度方法設計的進氣道在高飛行馬赫數下的性能相近,在低飛行馬赫數下,採用等激方法設計的進氣道起動性能較優。
  8. The most outstanding function of this wheelchair is its height which can be regulated with user ' s requirements. this function helps expand the user ' s available space, supplement the user ' s body defect and reduce the caregiver ' s burden. it get more improved than previous products. besides, the wheelchair has designed both manual and eletric mode. on one hand, it can save user ' s energy and power, on the other hand it won ' t leave users hopeless in case of powering off and relieve the user ' s worriness. in addition, the bigger basket on the tail part of the wheelchair provides the great convenience for user ' s carrying goods. multiangular back and height - regulated pedal add comfortableness to users. the minidesk with the wheelchair is very convenient for users to read, write and do other things

    本設計的多功能輪椅最突出的一個功能就是座位的高可以根據使用者的需求隨意進行調節,這樣就可以大大擴展使用者的操作空間,補充了使用者在身體上的缺陷,也可以減輕照顧人員的工作負擔,比起以前的產品有了較明顯的改進;其他功能還有輪椅的手動電動兩種驅動方式,這樣可以解決老年人和殘疾人在體力上存在的問題,同時在外出時遇上沒電的情況也不至於顯得無能無力,消除了使使用者在長途奔時的顧慮;此外位於輪椅尾部的超大儲物筐,給使用者攜帶物品帶來了極大的方便,靠背的多調節,腳踏板的高調節大大增加了使用者的使用舒適,輪椅上小桌的設計給使用者讀書,寫字,進行其他活動帶來了極大的方便。
  9. First, this paper gives a method, which is utilized by baseband system according to wcdma system capability requirements, using asic + dsp to realize raker, using dsp + dsp to realize symbol process. the hardware structure of asic + dsp and dsp + dsp is designed from the whole design view. then, the discussion is made of the main function module of ic2001 and dsp, hi module, dsp peripherals on chip such as hpi, edma and emif

    文章首先結合wcdma系統性能要求提出了基帶系統所採用的方案,由asic + dsp實現rake接收機功能和dsp + dsp實現符號級處理功能;然後從總體規劃的設計出asic + dsp和dsp + dsp系統硬體結構,對ic2001和dsp的主要功能模塊, hi模塊, dsp片上外設hpi口、 edma和emif總線作了分析,並結合基帶處理功能開發了系統驅動;最後由信號源發出測試數據進入系統,進行功能實現后輸出數據繪制出形圖,對所設計的基帶系統驅動方案進行驗證分析。
  10. This paper starts the research of the liquid floated pendulous accelerometer testing system according to the engineering. at first, this paper gives the brief introduction of the history and present status of accelerometer and its testing technology, the working principium and math model of the liquid floated pendu - lous accelerometer, and then, decides the binary width pulse force retrim loop as the design proposal of testing system, researches the transfer function of every part in the system emphasizly, analyses the stability of the whole accelerometer testing system from the angle of control theoretics by the open loop transfer function of system, and designed the correcting net, analyses the basal problems such as resolution, sampling restraint, precision and so on, designs the hardware testing circuits such as preamplification, band - pass filter, alternating amplifier, phase sensitive demodulatorn, pulse - width modulation, frequency scale circuit, moment current generator. finally, using the graphics program language labv - iew which is designed for testing field especially by ni accomplishes the solfware design of testing system, realized the testing functions

    首先對加速計及其測試技術的發展歷史和現狀,液浮擺式加速計的工作原理和數學模型等作了簡要的介紹,然後確定了以二元調寬脈沖再平衡測試迴路為設計方案,並從控制理論的進行了分析,著重研究了系統中各部分的傳遞函數,利用系統開環傳遞函數分析了系統的穩定性,同時設計了系統的校正網路;分析了二元調寬脈沖再平衡測試迴路的解析、采樣約束以及測試精等基本問題,並按照系統分析的結果設計了包括前置放大、帶通濾、交流放大、相敏解調、脈寬調制、頻標電路以及力矩電流發生器等測試系統各部分硬體電路,驗證了電路的正確性,最後按照測試系統的要求,採用了美國ni公司專為測試領域所開發的虛擬儀器工具? ? labview作為測試軟體開發工具,利用該圖形化編程語言完成了測試系統軟體部分的設計,實現了測試功能。
  11. Afterwards, we comment on the history, present situation, and development of the multi - component seismics being a main technique from the view point of oil and gas exploration, and put forward further schemes for the multi - component sea - bottom seismics in accordance with our national high tech development project

    然後從油氣勘探對技術進步中的一項主要技術? ?多分量地震的歷史、現狀和發展作了評述,並結合國家863項目關于海上多地震技術研究的狀況提出了進一步實施的設想。
  12. In the angle of interest rate risk management, the thesis advanced that the interest rate risk embedded in the financial instruments can be identificated and measured by market value analysis, and the risk can be controlled in sufferable extent of bank by some technology instruments, which will assure the bank will get stable income in the fluctuated market environment

    論文從利率風險管理的出發,提出利用市值分析對銀行金融工具中所隱藏的利率風險加以鑒別和測量,並通過一定的技術工具將風險控制在銀行可承受的范圍之內,從而確保銀行在動的市場環境中獲得穩定的收入。
  13. Research of this paper opens out enclosing the subject that m & as and reconstruction of public companies can help to realize resource collocating of securities market, advance quality of public companies, and promote the optimization of structure and function of stated - owned economy. the paper researches how to change the financial and speculative reconstruction at present to the strategic and material reconstruction aftertime. firstly, the author proves the feasibility of m & as and reconstruction that conduces to advance management efficiency of companies and efficiency of securities market in theory, and emphasizes on some conceptions which have certain differences between westward m & as and reconstruction market and ours

    西方的並購重組理論為我們提供了一定的思考的,其中比較有代表性的有效率理論,從管理、經營、財務的協同效應和多元化經營、戰略重組等方面解釋了並購重組對改善企業經營管理的可能性;代理問題理論,把並購重組作為解決企業委託代理問題的一個外部機制,即當由於公司管理層的無效率或代理問題而導致公司經營管理業績不佳的時候,公司就可能面臨著被收購的威脅;信息與信號理論,認為並購重組信息向市場傳遞了有關公司管理、股票價值、資本結構等方面的信息,從而引起公司的市場價值被重新評估,導致股價動。
  14. Aiming at the nonlinearity of state and measure equation and measurement being only angle information, which results in poor observability and classical estimate methods such as extended kalman filter not converging, the boost phase states and covariance are estimated using unscented kalman filter ( ukf )

    針對狀態方程和觀測方程都是非線性方程,觀測量只有信息,造成可觀測性弱、經典的濾演算法如擴展卡爾曼濾方法不易收斂的問題,利用unscented卡爾曼濾ukf演算法對主動段進行狀態和協方差估計。
  15. The short - baseline interferometer ’ s angle measurement accuracy is influenced by phase difference measuring accuracy, the base length measuring accuracy, the system operating wavelength ( frequency ) and so on, the article analyzes the existing theory, and emphatically analyzes the influence of base length measuring accuracy to the precision of angle measurement

    短基線干涉儀測受相位差測量精、基線長測量精、系統工作長(頻率)測量精等因素的影響,文中,在對原有理論進行分析的基礎上著重分析了基線長測量精對系統測量精的影響。
  16. The writer studies the developed steps of real estate industry in the above - mentioned period and describes its generation mechanism, characteristics and cause of business cycle fluctuation of real estate industry in the period of our economy system shift. it is necessary to point out that policy cycle fluctuation should be a fundamental cause on business cycle fluctuation of real estate industry in china. writer here jumps at the conclusion that the recovery phase and depression phase of business cycle in our real estate industry should be later than the expansion phase and decline phase

    該部分內容由第3章構成,即從房地產經濟周期動的一般研究轉到對我國房地產經濟周期動進行分析,從總體上看,改革開放以來我國房地產業的真正形成與發展只有20年的歷史,通過對這一短時期中國房地產業發展的探討,指明轉軌時期中國房地產經濟周期動的一些主要特點,同時指出我國房地產經濟周期動形成機制與原因,當前我國經濟轉軌時期,政策周期動是房地產經濟周期動的根本原因,並從理論分析了房地產經濟周期動與宏觀經濟周期動在各個階段間的相互關系,得出我國房地產經濟周期相對于宏觀經濟周期動來說在復甦期和蕭條期滯后,但高漲期和衰退期卻先行的結論。
  17. This paper is referred to detailed study on business cycle fluctuation of real estate industry based on analysis method of modern economics and the current economic situation in our country, which is composed of the following three parts : part one : through brief summary on the main theories of business cycle fluctuation and discussion on the main viewpoints on business cycle fluctuation of real estate industry, it tells us, based on the true cases, the generation mechanism of business fluctuation of t real estate industry just for further analysis and study of business cycle fluctuation of the housing and land in our country as a theory preparation

    本文運用現代經濟學的分析方法,同時結合我國的實際,對房地產經濟周期動問題進行了較為深入的探討。本文由以下三個部分組成: 1通過簡要歸納、總結主要經濟周期動理論及房地產經濟周期動理論主要觀點,從實證分析各國或地區房地產經濟周期動,提出房地產經濟周期動的生成機理,為分析、研究我國房地產經濟周期動提供理論準備。
  18. Based on the rv - arma model, it is discussed that the persistence of conditional variances has a effect on capital asset pricing model ( capm ) from persistence viewpoint

    在「已實現」動自回歸移動平均模型基礎上,從條件方差持續性的,討論了條件方差的持續性對資產資本定價模型的影響。
  19. Dissertation explains the theory and characteristices of switched reluctance motor based on its idealy linear math mode. analyseing and researching on control characteristic, control parameters, control strategy and their relationship, thesis designed hardware circuit and software of control system based on the strategy. dissertation discussed the transform function of system and illustrates it is essential to chang parameters in the pid control arithmetic, estimating parameters for the digital pid controller primarily, dissertation also researched on the exciting and protection of igbt

    論文以開關磁阻電動機的理想線性數學模型為理論基礎,對其原理特性進行了說明,對開關磁阻電動機的控制特性(轉速、轉矩) 、可控參數(導通、關斷、相電流、繞組端電壓)與控制策略(電流斬、電壓斬位置控制等)及它們之間的關系進行了研究和分析。
  20. Main works based on the newspaper samples is just as the following : ( 1 ) texture block is designed to embody more font characters. ( 2 ) filter orientation is optimized with genetic algorithm to make the angle set subtler. then the multi - channel gabor filter may extract better features

    通過對實際字體樣本的分析,本文主要完成了以下工作: ( 1 )設計了更能體現字體特徵的紋理圖像塊; ( 2 )利用遺傳演算法對濾波角度進行了優化選擇,得到了更為精細的集合,以此生成的多通道gabor濾器能夠提取穩定的字體特徵; ( 3 )字體樣本的分佈具有多峰性質,以動態聚類演算法得到的分段線性分類器更好地分類字體。
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