度量子空間 的英文怎麼說

中文拼音 [liángzikōngjiān]
度量子空間 英文
metric subspace
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • : 子Ⅰ名詞1 (兒子) son 2 (人的通稱) person 3 (古代特指有學問的男人) ancient title of respect f...
  • : 空Ⅰ形容詞(不包含什麼; 裏面沒有東西或沒有內容; 不切實際的) empty; hollow; void Ⅱ名詞1 (天空) s...
  • : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
  • 量子 : quantum; gion
  • 空間 : space; enclosure; room; blank; interspace
  1. A method to calculate quantitatively the adsorption volume or adsorption space of per mass of adsorbent derived from both the adsorbed molecule volume and the maximum adsorbance of a solute in an adsorption isotherm under a given experimential condition is presented firstly for a solid / liquid adsorption system of the solute in a dilute aqueous solution. this method is suitable for not only mono - layer adsorption, but also mani - layer adsorption and micelle adsorpion of surfactant constructed by hydrophile and lipophile groups. therefore, the surface concentration of the adsorbate, cs, deduced from the adsorption volume is possessed of the meaning of true concentration, and the value of the patition coefficient of the adsorbate between solid and liquid phass, p, attained by the cs and the c, solution concentration of the adsorbate, can be accurate. the foregoing a set of calculations are presented for the solid - liquid adsorption systems consisted of the wool fiber and separately dodecyltrimethyl - ammonium bromide ( dtab ) and hexadecyltrimethyl - ammonium bromide ( ctab ) in this paper. this provides a strong basis for adsorption thermodynamic investigation of adsorbate

    對稀溶液中溶質的固/液吸附體系,首次提出了根據吸附分體積和實驗條件下吸附等溫線中的最大吸附計算單位質吸附劑的吸附體積或吸附的方法.此法適用於單層吸附,也適用於多層吸附和具有親水親油結構的表面活性劑分的膠團吸附.由此,吸附質的表面相濃cs具有真實濃的含義,相應地,計算得到的溶質的固/液分配系數p就有了準確值.分別計算由溴代十二烷基三甲銨( dtab )和溴代十六烷基三甲銨( ctab )與羊毛纖維構成的液/固體系分配系數等,為溶質吸附的熱力學研究奠定了基礎
  2. The exact abundances of the three lightest elements are an important test of the so - called standard model of physics ? the list of fundamental particles found so far and the forces that link them

    物理標準模式理論中有一項極為重要的試驗,該試驗檢測的是宇宙中3中質最輕元素的確切豐,即需要列出到目前所發現的基本粒與將它們融合起來的各種作用力。
  3. ( 2 ) the emission spectra of laser ablation metal copper plasma were measured. the detailed mechanism of plume emission of cu plasma was qualitatively explained using a simple model based on excitation of atom and ion in plume arising from inelastic collision between the elemental species and electron with high kinetic energy. under the local thermal equilibrium model, the electronic temperature of copper plasma was deduced to be in the 104 scale by its emission lines

    ( 2 ) cu等離體光譜:在420 570nm波長范圍內觀測了激光燒蝕cu等離體的光譜和各發射譜線在等離體中的分佈;比較了激光能對cu等離體發射光譜、電的影響;用局部熱力學平衡( lte )近似,測得cu等離體的電為104k數級;在不同背景氣壓下,觀測了激光燒蝕cu等離體光譜的分佈。
  4. Previous researchers have always determined the sp atial distribution patterns ( sdp ) of castanopsis kawakamii with a sample - dis tance method. however, the distribution patterns may be affected by the quadrat si ze and, in the course of analysis, the density differences among the cluster plots are not considered ; therefore, differences of cluster plot size and the dispersi on degree among individuals of cluster plots can not be known. authers of this pa per have determined the spatial distribution patterns of castanopsis kawakamii population in different habitats by means of non - quadrat distance method and a nalysed the pattern intensity and grain of the sdp. the pattern intensity is defi ned with the relative density differences and the pattern grain can embody the d ispersion degree of the individuals in the plots, and the dispersion degree among the plots. the determined results are as follows. the intensities of the species range in order from strong to week : litsea mollifolia p. kawakamii i. purpure a r. cochinchinensis c. kawakamii c. carlessii d. oldphamii s. superba. the gra ins of the species queue in order from coarse to close : s. superba = litsea mollif olia r. cohinchinensis c. kawakamii = i. purpurea c. carlessii p. racemosam d. oldp hamii. these determined results tally basiclly with the results authers of this paper have got in determining the same plots by means of aggregate index access ing method. in view of this, it is held that the sdp of c. kawakamii is closely related to the habitats and biological features

    前人都是採用樣方方法對格氏栲種群數格局進行測定,而格局分佈有可能受樣方大小的影響,且分析過程中沒有涉及聚塊差的問題,因而無法掌握種群的聚塊大小差別及聚塊內個體的離散程.本研究採用無樣方距離法,測定不同生境的格氏栲種群格局,分析格氏栲種群格局的強和紋理.強以聚塊和隙的密差來定義,紋理則是體現聚塊內個體的離散程與諸聚塊的分離程.測定結果表明,格氏栲種群格局強從高到低排列次序為:木姜蚊母樹冬青茜草樹格氏栲米櫧虎皮楠木荷;格局紋理從粗到細的順序是:木荷=木姜茜草樹格氏栲=冬青米櫧蚊母樹虎皮楠.這一測定結果與作者採用聚集指標測定相同樣地格氏栲種群格局的結果基本相符.因此,格氏栲格局類型及分佈與格氏栲生物學特性及生境的關系密切
  5. Based on the principle of afm ’ s mechanism, with the needs of 6 - dof parallel robot with cubic millimeter movement space and nano - scale movement accuracy, and considering the openness, scope bound and reliability of the adjustment device, this paper build a super - exact device for the measurement of nona - scale surface

    本論文在借鑒原力顯微鏡原理的基礎上,結合具有立方厘米級工作、納米級運動解析的6 - dof並聯工作臺的實際測需要,綜合考慮了系統的開放性、掃描范圍和調節裝置的可靠性,研製了面向納米測定位的高精表面納米級形貌測樣機。
  6. In the past few years, with the development of electronic technology and semiconductor storage device, solid state recorder ( ssr ) based on dram and flash memory has taken place the tape recorder, magnetic disk and magnetic - optic disk and been the dominating solution for the storage of mass data in the spacecraft

    近年來,隨著電技術的發展和半導體存儲器密的不斷提高,以dram和flash為主的固態大容存儲器逐漸取代了早期星上的磁記錄設備而成為飛行器數據記錄的主流方案。
  7. Through the experiment, we test its feasibility. 3 、 to solve the insufficiency of the svm method, the thesis proposes another algorithm based on similarity computing for verb subcategorization acquisition, and use two different sentences similarity getting algorithms to the acquisition : vector space model and the algorithm for sentence structure similarity getting that based on word class cluster

    3 、針對支持向機方法在自動獲取性能方面的不足,探索提出了基於相似計算的動詞次范疇獲取演算法,並分別使用了兩種不同的句相似獲取演算法:向模型和基於詞類串句結構相似獲取演算法,用於動詞次范疇類獲取。
  8. On the theory, the predictive function control method based on the state space is discussed and the simulation results validate the pfc method ' s advantages on robust and anti - jamming comparing with pid method by computer simulation. the application research includes the application of the software of predictive function control ( apc - pfc ) and the software of the multiple - variables predictive control ( apc - hiecori ). the former were applied in the temperature control chlorinating process and ph control in the process of zymolysis of penicillin, the latter were applied in the advanced control of reclaim equipment of lox in china petroleum & chemical corporation yangzi petrochemical co., ltd

    本文主要從理論和應用兩方面對預測控制方法進行了研究,理論方面主要是從預測函數控制的基本原理出發,研究了一般情況下的基於狀態描述的預測函數控制策略,並通過計算機模擬驗證了pfc演算法比常規pid演算法具有更好的魯棒性和抗干擾性:在實際工業過程的應用上,又分為兩類演算法及軟體的應用,預測函數控制策略及apc - pfc軟體的應用主要以聚乙烯氯化過程的溫控制和青霉素發酵過程的ph值控制為主,多變預測控制演算法和apc - hiecon軟體的應用主要以揚石化公司的液化氣回收裝置先進控制為主。
  9. This thesis was divided into eight chapters, and the main results and innovations obtained here can be summarized as follows : ( 1 ) the physics model of tsrs in frequency conversion crystals has been built up firstly. based on quantum - mechanical viewpoints and the following physical processes and parameters : the two - photo interaction of light with matter, paraxial diffraction of stokes, langevin noise sources, reflection at the faces and the edges of crystals, gain coefficient, beam aperture, pulse width and fluence of 3, the physics model of tsrs in kdp and kdp crystals acting as high - fluence frequency convector and the paraxial operator maxwell - bloch - langevin equations have been built up

    全文共分八章,取得的主要成果及創新點如下: ( 1 )首次建立了諧波轉換晶體的tsrs物理模型本文根據力學原理,在考慮如下物理過程和參的基礎上:光與物質的雙光相互作用; stokes光的傍軸衍射; langevin (郎茲萬)噪聲源;晶體表面反射和端面反射;增益系數、光束口徑、脈寬和三倍頻光能,推導出高通激光在kdp和kd ~ * p諧波轉換晶體中的tsrs物理模型和上的近軸算符maxwell - bloch - langevin方程組。
  10. In this paper, based on the amplitude transport equation of fast varying field and the low frequency disturbance equation of electr on density, the evolutions of the density distribution of charged particles and the collapse of electric field have been calculated numerically in two dimensions with three field components under the condition of transverse wave

    所以本文採用了ftcs有限差分格式方法,利用二維三分軸對稱,對飛行體與壓縮區內等離體非穩態相互作用過程進行數值模擬,得到了電荷密擾動與電場的變化情況。
  11. The wms is composed of specialist recommending module, instance module, the amount of soil film estimating module, frequent ask question & machine module. the weight - based rule, the product rule and the model - based rule is established to present the knowledge. the wheat mulching experiment bank of part loess plateau, the spatial resolving rate is town ( xiang in china ), is set up

    系統由專家推薦模塊、實例查詢模塊、地膜用模塊、常見問題和常用機械模塊組成;系統採用了基於權重規則、基於產生式規則和基於模型的知識表示方法;建立解析為鄉(鎮)的黃土高原部分地區的小麥地膜試驗數據庫;給出了地膜用的計算模型,適用於不規則田塊地膜用的估算。
  12. The results indicate that hp can promote the toughness and strength of cement mortar and concrete, and with the increase in hp mixture, compressive strength increases more obviously than bend resistant strength does ; with the hydrosoluble hp fibre added, the microstructure of mortar or concrete will change, the space web structure will be formed, which consists of mixed hydrates and hp films. as a result, the performance of mortar and concrete, with high strength and few apertures, can be improved

    結果表明, hp對水泥砂漿和混凝土有顯著的增韌、增強作用,且隨著hp摻的增加抗壓強提高的幅增大,抗折強提高的幅降低; hp水溶性高分纖維的加入可改變混凝土的微觀結構形態,在混凝土或砂漿中形成了水化產物與hp膜交織的網狀結構,使漿體緻密,減小孔隙率,從而影響其整體性能。
  13. In order to avoid the limit of the uncertainty relation, we will compare the classical and quantum in the ensemble kinesis - levels. there is a time scale te. in thequantum ensemble distribute corresponding to the chaotic character of the ensemble distribute in classical phase space, if t > te, the quantum effect will restrict the increase of the degree of ensemble distribute irregularity

    為了不受力學中不確定關系的限制,在系綜運動層次上對經典和動力學作比較,得到經典系綜相分佈的混沌特徵,在相應的系綜分佈的運動中存在一個時t _ e ,當t t _ e時,效應使得系綜分佈不均勻得增長受到抑制。
  14. When used in multidisciplinary environment, csso has several advantages over standard optimization method : reduction of the information transfer ; elimination of large iteration loop ; allowance of the use of corresponding subspace optimizers in different disciplinary analysis ; a parallel optimization architecture which is readily operable on a suite of heterogeneous equipments ; more natural fit to the current organization structure found in most institutes of aerospace and aeronautic design ; participation of the disciplinary experts to best deal with specific disciplinary models

    當應用於多學科設計環境時,并行優化方法相對傳統優化方法有幾大優點:減少了學科信息傳遞的數;免去了大的迭代循環;允許在不同學科分析模塊中應用不同優化器;可以在不同設備上并行運行;結構框架適用於傳統學科組織形式;允許各學科專家最大限地參與學科分析和設計。
  15. 9. by the research of metric tensor and riemann tensor on riemann manifold, we get the inherent curvature of configuration space belonging to parallel mechanism. so the relative coordinates and generalized coordinates are inevitable choice for parallel mechanism. 10

    9 、通過對和riemann張的研究,得出並聯機構運動可達的內在「彎曲」性質,指出使用相對坐標系和廣義坐標是研究並聯機構運動學和動力學問題的必然選擇。
  16. And we simulate the thing by different spatial frequency hartmann - shack wavefront sensor which is used in detecting the far field of laser beam, and we get the result that if magnitude of wave aberration is lower the dynamic range of sub - aperture of wavefront sensor, the more the spatial frequency of hartmann - shack wavefront sensor is, the more the accuracy of hartmann - shack wavefront sensor in detecting high frequency aberration is

    並且波前像差在hartmann - shack波前傳感器孔徑動態范圍之內,解析高的hartmann - shack波前傳感器對高階像差波前探測時,其光束質診斷精高於解析低的hartmann - shack波前傳感器的光束質診斷精
  17. Both an investigation and appraisal have been made of various factors of marine tourist destinations in zhejiang by applying the spatial theory of tourism in order not only to illustrate such problems as dissymmetry between the resource deposit, quality and tourism development in the tourist destinations in zhejiang, incomplete development of tourists ' market, low communications linkage inside and outside the destination and the unbalance of spatial perception effect, but also to reveal such facts as general unbalance of marine tourism in zhejiang province, a gap of development between the tourist areas within the region and less extension effect than polarization effect

    摘要運用旅遊理論對浙江省海洋旅遊目的地各種區位因進行考察評價,說明浙江海洋旅遊目的地存在著資源儲、品質與旅遊發展水平不對稱,客源市場發育不完全,目的地內外交通聯結不高,感知效應不平衡等狀況;揭示出浙江省海洋旅遊業總體發展不平衡,區域內各旅遊地之的發展水平差距較大,擴散效應小於極化效應。
  18. By projecting feature vector to every class subspace, the character can be determined to one class in accordance with the projecting length. this is the difference between subspace method and other statistic methods

    在分類決策時,將樣本特徵矢向各類別投影,由投影長判別樣本歸屬,這也是方法與其它統計模式識別方法的不同之處。
  19. First, the error transfer characteristic among subsystems at different space locations is analyzed, and the direct transfer characteristic from discrete standard measure space to the workpiece measure space under measured in measure system is proven. second, the error reconstruction condition and method of mapping from discrete standard measurement system to continuous standard measure space are analyzed. based on the measurement sample stationarity in limited distance, the prediction model ' s limited astringency and mensurability to the dynamic measuring error and the prediction error respectively are proven

    分析了不同位置系統的誤差傳遞特性,證明了在測系統中離散標準向被測工件的直接傳遞性;分析了離散標準系統向連續映射的誤差重構條件和方法;基於測樣本的有限距離的平穩性,證明了預報模型對動態測誤差的有限收斂性和預報誤差的可測性,進而證明了以離散標準值系統對被測工件預報修正的可行性和合理性。
  20. The performance of usscd is compared with the well known algorithm, icollide, through a series of experiments. the results show that, when the objects are evenly distributed, and the number of objects is large, the performance of usscd is better than that of icollide. in this paper, a class of non - uniform spacial subdivision method is proposed, which is composed of two steps : first, the space is coarsely subdivided non - uniformly, based on the distribution density of the objects, then, every subspace is uniformly subdivided

    提出了一種基於均勻分割的快速碰撞檢測演算法usscd ,與經典的icollide演算法進行了對比試驗,試驗結果表明,在物體均勻分佈的情況下,隨物體數的增多, usscd表現出明顯的優勢;提出了一類非均勻分割方法,在該方法中,分割由基於密的非均勻分割和對每個進行均勻分割兩個步驟實現;提出了一種基於投影的非均勻分割方法。
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