特性點 的英文怎麼說

中文拼音 [xìngdiǎn]
特性點 英文
characteristic point
  • : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : Ⅰ名詞1 (液體的小滴) drop (of liquid) 2 (細小的痕跡) spot; dot; speck 3 (漢字的筆畫「、」)...
  • 特性 : characteristic(s); character; performance; features; properties; behaviour; response; character...
  1. On the basis of many related data from abroad, this thesis is an attempt to simulate the hydrodynamic characters of abyssal gravity cages under the action of currents and waves

    本論文正是從這一出發,根據國外有關抗風浪網箱資料,在試驗室中模擬深水重力式潛網在水流、波浪作用下的受力
  2. 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,對該區裂縫儲集層的類型識別、孔滲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。為此,本文從測井地質的角度,針對當前裂縫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指數的分形分維的深入淺出的論述以及裂縫儲層段測井曲線分維d _ ( fa )與m指數的理論推導,根據裂縫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儲層的類型識別。
  3. Combined heat and mass transfer by natural convection which is caused by heat and mass diffusion can be seen in nature and some processes of industry, such as evaporation and desiccation. these processes relate to aeronautics, hydraulics, mechanics, chemical engineering, oceanography and aerography

    熱及物質擴散引起的傳熱傳質復合自然對流常見于自然界和蒸發、乾燥等工業過程,涉及到航空、水利、機械、化工、海洋、氣象等諸多領域,其流體力學和傳質傳熱一直是人們研究的重
  4. Based on characteristics and connectivity of the groups in molecules, the group contribution method and topological method was combined together, a new method was developed which can be used to calculate the density of alkyne from molecular structure

    摘要根據分子中基團的和連接,將基團貢獻法和拓撲方法結合在一起,發展了一種計算炔烴密度的新方法基團鍵貢獻法,該方法具有基團貢獻法適用范圍廣和拓撲方法計算結果準確可靠的
  5. We found that tio2 thin films are a amorphism when they are not annealed ; they are anatase when annealed at 300 c ; rutile occured be anneled at 700 ; ti02 thin films are transformed into rutile completely when be anneled at 1100. oxygen - sensing properties of tio2 thin films were analysised, and we found the variation law of sensitivity with the partial pressure of o2 and temperatures. sensitivity increases with po2 / ( po2 + pn2 ) at a constant temperature. the higher working temperature is, the slower sensitivity increasing with po2 / ( po2 + pn2 ) is

    對tio _ 2薄膜氧敏器件進行了分析,發現靈敏度隨工作溫度和氧分壓變化的規律, 400以上時,在一定工作溫度下,隨氧分壓的增加,靈敏度逐漸升高;工作溫度越高,隨p _ ( o _ 2 ) ( p _ ( o _ 2 ) + p _ ( n _ 2 ) )的增加,靈敏度增加越緩慢,在400下靈敏度隨氧分壓增加最快;在我們所測試的工作溫度中, 400時具有最高的靈敏度,相對於他人的工作此溫度是比較低的。
  6. Improving anil jain ' s algorithm, we propose a minutiae match algorithm. our improvement is focused on the following two aspects : first, we use a minutiae alignment algorithm based on the iteration of the neighbor minutia centered at the minutia gravity. secondly, we use a modifiable bounding - box to carry out minutiae matching, which makes our algorithm more robust to the non - linear transform of the fingerprint images

    我們的改進主要體現在二個方面:首先我們利用了一種「基於重心附近遍歷的對齊演算法」 ,該方法不需要記錄的多餘信息來進行的對齊;其次,我們利用一個可變大小的「界限盒」來進行的匹配,使得我們的匹配演算法對指紋圖像的非線形變具有更好的魯棒
  7. This paper mainly discusses about the acceleration response of the artillery that is caused by the plainness causes under traveling condition. and according to the system aspect of the matching between the tractor and artillery which composes the artillery train, it also presents the characteristics of the steering, braking stability and manipulating stability which affects the artillery moving maneuverability

    本文在火炮設計領域首次對火炮牽引列車系統進行動力學分析,重研究了火炮牽引行駛狀態下的路面不平度對火炮的加速度響應,並從牽引車與火炮匹配組成火炮列車的系統角度,研究了影響火炮行駛機動的轉彎、制動穩定和操縱穩定
  8. The results of research on the workability of hbc concrete show that hbc concrete, when compared with opc concrete, has excellent compatibility with superplasticizer, in terms of better initial fluidity, less slump loss, definite saturation point and less dosage at saturation point. in addition, good mineral admixture such as i class fly ash can obviously improve the workability of hbc concrete. moreover, hbc concrete exhibits more excellent workability under the condition of low w / c ratio, which indicates hbc is more suitable for making super high strength concrete whose w / c ratio is very low

    對高貝利水泥高能混凝土工作能的研究結果表明,高貝利水泥與高效減水劑具有良好的適應,表現為初始流動度較大,經時損失較小,具有明顯的飽和且飽和摻量較小;此外,優質的礦物摻和料如一級粉煤灰能明顯改善hbc混凝土的工作能;更為突出的是hbc混凝土在低水膠比的情況下表現出更為優異的工作,這一預示著高貝利水泥更適宜配製水膠比很低的超高強混凝土。
  9. Depend on the comprehensive analysis and study of the structure, principle, and exterior characteristic of the motor, through the methods of system modeling and digital simulation analysis, two kind of control device that work for the low voltage ( lvdc ) and the high voltage ( hvdc ) in avigation are researched respectively. point to the control technique of close - loop speed stabilization at a limited adjustment speed range, we bring out the close - loop speed control method that using the rotor position sensor indirectly measure the speed of the motor

    在全面分析了稀土永磁無刷直流電動機的結構、工作原理、運行方式以及外部的基礎上,通過系統建模和數字模擬分析,分別針對航空低壓直流( lvdc )和高壓直流( hvdc )兩種電動機構用永磁無刷電動機,在小范圍轉速連續調節下的閉環穩速控制技術進行了詳細理論研究,提出了利用轉子位置傳感器信號間接測量電機轉速進行電機轉速閉環穩速控制的策略。
  10. Detailed numerical results for a pgsm beam passing through a bifocal lens are presented. it implies that the degree of polarization is no longer uniformly polarized in general and propagation - induced polarization changes depend on the beam parameters and system parameters, such as beam coherence parameter

    通過對雙軸透鏡系統進行的數值計算表明, pgsm光束光場的偏振不再是均勻偏振,光束的偏振與光束參數和光學系統參數有關,不同相關狀態下場的偏振度不同。
  11. Immobilized enzyme has been applied to numerous fields, including bioreactors, biocatalysts and biosensors because of its advantage such as good stability and reusability

    固定化酶具有穩定好,使用次數多等獨,已被用於生物反應器,生物催化,和生物傳感器等眾多領域。
  12. The advantage of this technology is that combined with certain existing techniques, we can make full use of the calculable features of an image, such as color, texture and shape, to store, manage and retrieve the image without full understanding of it

    這種技術的優是在不要求理解圖像的前提下充分利用其內容的一些可計算,諸如顏色、紋理、形狀等,結合其它一些現有的成熟技術,來對圖像信息進行存儲、管理和檢索。
  13. This paper deriving the theory work inflection point in the static stage characteristics curve of small measurement range linear dimension measurement. by the way of high pressure and back pressure pneumatic measure and designed the parameter of the mainly and measure spray head, which are the key component in the spray head - baffle pneumatic sensor. the different groups for the main - spray head and the measure spray head, will effect the dynamic and static stage characteristic parameter. the author have done contrast experiment and optimization design to test and verify the theory derivation whereby made the rang of show valve of pneumatic measure system measure range up to 40 u m, the sensitivity up to 100mv / u m, resolution up to 0. 05 p m, the uncertainly of measure is less than 0. o2 u m, satisfaction of requirement of groups the carboy hatch thickness size precise measure of soft shims

    對高壓背壓式氣動測量用於小量程線尺寸測量的靜態曲線的理論工作拐進行了推導,對氣動測量系統中的噴嘴-擋板型氣動傳感器中的關鍵部件? ?主噴嘴和測量噴嘴的參數進行了理論設計,對主噴嘴和測量噴嘴的不同組合,將影響測量系統靜、動態指標的噴嘴參數進行了對比實驗和優化設計,並通過實驗驗證了理論推導,從而使氣動測量系統量程的示值范圍達到40 m ,靈敏度達到100mv m ,解析度達到0 . 05 m ,測量不確定度小於0 . 2 m ,滿足了壓縮機缸蓋軟體墊片厚度尺寸精密測量分組的要求。
  14. By changing of the difference of write address and read address, a delayed signal from read port is achieved. the two methods have different idea but reach the same goal and have the properties that are pure digital delay, little error, compendious circuit and maneuverability

    兩種方法異曲同工,為純數字延遲,具有抗干擾強、誤差小、電路簡明,可操作強等優,既體現了設計的多樣,又體現了fpga設計的靈活可編程
  15. Technique of transmitting data via power line ( pl ) , a new technique developed in recent years , is used to automatize the free collecting system in public service and the management of uptown service 。 this article discussed the advantage , disadvantage and the current state of the power line carrier communication 。 the advantage , method and current state of using spread spectrum technique in power line communication are discussed 。 then the characteristic of low voltage power network was also compendious analyzed 。 in this paper , after introducing the principle of ssc , design of hardware and software of the system are been discussed 。 this system has been put into use , the result has proved its high stability and reliability

    本文研究旨在提供一種利用低壓電力供電網路、低成本、高可靠地實現公共事業收費自動化和小區物業管理智能化的技術應用。討論了電力線載波通信的優、缺及現狀,擴頻技術在電力線載波通信應用的優、方式和現狀,並對低壓電力線網路的進行了簡單的分析。在闡述了擴頻通信的基本原理的基礎上,本文詳細地介紹了電力載波遠程抄表系統的具體實現,包括硬體模塊和管理軟體本系統已投入運行,具有較高的穩定和可靠
  16. The software is well aware of the needs of investment, operation of a simple, accurate involvement of the shares traded, let you earn big small compensable, and never secure, and vertical and horizontal market and seize the initiative, wu li no sheng

    該款軟體深深了解投資人的需要,具簡易操作,準確切入各股買賣,讓您大賺小賠、永不套牢、縱橫股市、掌握先機,無往不利。
  17. Through the listing of the many definitions of franchising by many academic scholars, the author conies to a nonobjective conclusion upon the characteristics and two basic juristic features of franchising

    通過對許經營定義的羅列,抽象概括了許經營的和兩個基本法律
  18. The retinal image segmentation, the feature points of blood vessel extraction, the feature correspondency, the transformation model of retinal image and the registration parameter optimizing methods are all the main facts studied in the paper

    主要研究內容包括視網膜圖像血管網路的分割、血管的提取、徵對應、變換模型以及參數優化等方面。
  19. Also to get some new conclusion of glacial lakes burst floods, in possibility study of glacial lake burst, and in qualitified study of the safety of the glacial lakes. the first character of this paper introduce the background of this paper, set the goal, content and methodlogy of the study work in this paper. the second chapter of this paper focuses on the meterological character, runoff composition character, why not correspondency of ratio of rainfall and runoff in same period to annual value for nianchu river, lasha river, niyang river and the middle reach of yalu - zangbu river

    本文第一章介紹了課題的研究背景,提出了研究目標、內容和方法;第二章重分析了年楚河、拉薩河、尼洋河和雅魯藏布江幹流中游段的氣候徵,徑流組成,同期降水、徑流占年總量比例的不對應和原因,徑流年內年際變化規律及徑流深分佈,分析了天然洪水的和洪水參數;第三章介紹了冰川終磧湖的,結合已經發生潰決的冰川終磧湖的有關調查資料和考察資料,分析提出了危險冰湖判別指標和發生潰決的氣候條件、周期徵,提出了冰湖潰決洪水的計算途徑。
  20. The basic characteristics of the current data network are point - to - point, connectless, doing one ' s endeavor, no quality of service, etc. these characteristics do not meet the requirement of real - time services, therefore, the realization of voip need support of the some key technology. these technologies includes : speech sound coding and data compression, real - time transmission and control, mute compression and multicast, acoustic - echo cancellation and comfort noise generator, dynamic monitor and guarantee of quality of network service, as well as, the compatible of different network and different protocol with each other

    但現有的數據網路的基本的、無連接的、盡力而為的、沒有服務質量保證等並不適合與實時的業務要求,因此voip的實現需要一些關鍵技術的支持,這些技術包括:語音編碼和壓縮技術、實時傳輸和控制技術、組播技術、靜音壓縮和舒適噪聲生成技術、回聲消除技術、網路服務質量的動態監測和保證技術、以及不同的網路、不同的協議之間的互連互通等等。
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