表面尺度 的英文怎麼說

中文拼音 [biǎomiànchǐ]
表面尺度 英文
superficial dimension
  • : Ⅰ名詞1 (外面;外表) outside; surface; external 2 (中表親戚) the relationship between the child...
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  • : 尺名詞[音樂] (中國民族音樂音階上的一級 樂譜上用做記音符號 參看「工尺」) a note of the scale in ...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 表面 : surface; superficies; boundary; face; rind; sheet; skin; outside; appearance
  1. Furthermore, the dq value ranges of profile multifarctal spectra in different landform types and in different directions of the same sections perform different properties and anisotrpies. it can be concluded that the landscape fractal properties depends closely on the int ensity, manner and inhomogenity of exogenic and inogenic processess, and with the properties, we can study quantatively the dynamic geomorphic process. by using the same methods just above, local fractal dimensions d, crossover length tc and the multifractal spectra dq - q of two large - scale landform profiles ( across and along tianshan mountain ranges respectively ) are calculated. the results show that in the studied scaling range the two profiles perform different scaling properties, and both of them can be divided to three evident different linear scaling subsections

    不同類型地貌區二維地貌現出多域分形特徵,而且隨著觀測的增加,每個區間的分維值均現為依次減小,明外營力作用的影響逐漸被內營力作用所取代:不同類型地貌區在相應區間的分維值現為高山區中低山區盆地區,體現了不同類型地貌粗糙性或復雜性的差異,因此分維值大小可作為地貌外營力侵蝕作用強的重要指標:利用標區的間斷點和各種地貌類型分維值或宏觀效應趨於一致,提出5 - 6km左右可作為地貌的宏觀臨界點,並且與利用地貌剖線研究所得到的5km這一數值是基本吻合的。
  2. The results show that : the main driving forces of arable land change of shouguang county are the per capita income, the ratio of the pasture output value, the ratio of the cropping output values and the ratio of agricultural labor force proportion ; the main driving forces of arable land change of quzhou county are the variation of grain yield per unit area, the ratio of the pasture output value, the ratio of the cropping output values, the ratio of grain field areas and the population density

    結果明:壽光市耕地變化的主導驅動力包括人均收入、牧業總產值比例、種植業總產值比例和農林牧漁業勞動力;曲周縣耕地變化的主導驅動力包括糧食單產、牧業總產值比例、種植業總產值比例、糧田積佔耕地積比例和人口密。在此基礎上,揭示縣域上耕地變化的驅動機制,並為進一步進行土地利用覆蓋變化研究積累方法和經驗。
  3. The simulative cloud image, made from the mixing ratios of cloud liquid water, rain water, ice crystal, snow, graupel which were outputted by the mesoscale model mm5, resemble the gms satellite infrared image very well and also show the cloud evolution of typhoon winnie from tropical cyclone to extratropical cyclone after landing

    利用高解析數值模式輸出的大氣中雲水冰水雨水雪水成功地模擬出1997年登陸臺風winnie的雲系結構。模擬雲圖與氣象衛星實際觀測的臺風雲圖非常相似。由於模擬雲圖可以給出大氣中不同形態水物質的三維空間分佈,彌補了衛星只能觀測雲頂的不足。
  4. Second, we discuss the influence of environmental referance potential temperture and thermal wind on mesoscale symmetric instability. we find the expression of disturbance stream function and criterion of symmetric instability by analytical method and conclude that change caused by environmental referance potential temperture with height and thermal wind make critical richardson number and disturbance critical half - wave length of symmetric instability larger, that is to say, they benefit the occurance of symmetric instability. third, we study nonlinear perturbation analysis of mesoscale vertical circulation and evolution equation by means of f - plane. non - hydrostatic balance and filiter model

    第二,討論了環境位溫與熱成風因子對中對稱不穩定的影響。運用解析的方法求出了擾動流函數的達式和對稱不穩定的判據,發現環境參考位溫隨高的變化與熱成風因子使得對稱不穩定臨界理查遜數及擾動的臨界半波長都變大,這有利於對稱不穩定的發生。第三,採用f平、非靜力平衡、濾聲波模式,討論了中垂直環流非線性攝動分析及演變方程。
  5. Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece

    將液體火箭發動機燃燒室的冷卻通道設計為斜航線(等傾角螺旋線)槽形,可以大幅改善燃燒室的冷卻性能.斜航線冷卻槽的槽寬寸較小而槽深寸較大,所以無法使用棒銑刀銑削、電化學等加工方式.針對這些特點,提出了五軸控制、四軸聯動的數控片銑刀銑削加工方法.由於燃燒室外的母線輪廓復雜,手工編制數控加工程序難大.為了解決數控加工程序的編制問題,研究了斜航線的數學模型,開發了自動編程軟體系統.使用該系統,可以生成多種母線輪廓回轉體外上的斜航線數控加工程序.燃燒室收斂-擴張段的母線斜率變化大,加工難大,是斜航線冷卻通道加工的最典型工件.經過理論分析和實際切削實驗,研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方向、刀具調整和起刀點的設置等多項實際的加工方案.採用上述的一系列技術,已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用,驗證了所開發的斜航線冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功,對其他相似類型零件的加工亦具有參考意義
  6. Second, the imaging model built here has taken into account the tilt modulation, the hydrodynamic modulation, and current modulations of radar cross section. consequently, it has realized the imaging simulation of four kinds of wakes with the same imaging model. third, the orbital velocity of ocean wave was considered as the basic dynamic factor, and the imaging model calculates the influence on raw data by the wave m ovement according to the orbital velocity

    該模型的主要特點是: ( 1 )它採用了三復合模型的思想來計算海的電磁散射,考慮了中等波對紋波的進一步調製作用,彌補了傳統雙模型的不足; ( 1 )它考慮了海浪的傾斜調製作用、流體動力調製作用和流場對雷達截的調製作用,實現了用統一的模擬模型對四種艦船尾跡特徵進行成像模擬; ( 3 )它把海長波的軌道速作為基本的動態成分,並依此來考慮海運動對sar回波信號的影響。
  7. The important meaning in which this direction studied has lain in establishing the connection between the material science of concrete and civil engineering, analyse the strength in terms of material microcosmic or the mesoscopic, have important meaning to understanding, know the essential law of the strength of concrete. this text divides six chapters altogether. chapter one reviewed the pore structure in nowadays domestic and international research current situation, including the concrete examines research, research of the pore structure model and the research current situations of pore structure and strength relation of the pore method, have introduced some most important achievements of structure research of pore ; chapter two narrated much yardstick of the material mesoscopic structure of concrete and principle of examining pore technology of material of concrete, and the commonly used sign parameter in discussedding the pore and material pore of quito of cement and analyse, have explained that the influence factor of mip to the result of study of pore, has pointed out the limitation in mip in the pore structure ; analyse porosity and strength relation development course of model emphatically, and has carried on comparative analysis to the existing model, has pointed out the weak point of the original model ; on the basis of " ing integrate synthetically ", propose concrete pore structure compound body model and pore physical model of systemlex body ; chapter five carried on the corresponding test data to compares to the model parameter appearing in model of chapter four with and analyses, have received k value of the characteristic of strength of matrices of reflecting according to the method to return to analysis, and calculate the influence produced on the strength of concrete in revision that can probed into the content of cement, elastic mould and surface energy, exactness of the inspection model ; chapter six is the conclusion, according to studying the survey this text to some research conclusions of the pore structure and making corresponding prospect to the structure development of pore

    第一章回顧了孔結構在當今國內外的研究現狀,包括混凝土測孔方法的研究、孔結構模型的研究及孔結構與強關系的研究現狀,介紹了孔結構研究方的一些最重要的成果;第二章敘述了混凝土材料細觀結構的多性及混凝土材料測孔技術的原理,並討論了水泥基多孔材料孔隙分析中常用的徵參數,也說明了壓汞法測孔對研究結果的影響因素,指出了壓汞法在孔結構研究中的局限性;第三章是著重分析了孔隙率與強關系模型的發展歷程,並對已有的模型進行了比較分析,指出了原有模型的不足之處;第四章在「綜合集成」的基礎上,提出了混凝土孔結構復合體模型和孔系統的物理模型,並模擬了該模型下由各單體並聯形成的復合體的斷裂過程,最後根據所建模型編制了相應的計算程序,可根據輸入的孔徑分佈與水泥含量等參數,實現混凝土理論強的計算;第五章對第四章模型中出現的模型參數進行了相應的試驗數據對比分析,根據回歸分析的方法得到了反映基體強特徵的k值,並從理論上探討了水泥含量、彈性模量和能的修正對混凝土強計算產生的影響,檢驗模型的正確性;第六章是結論與展望,根據研究綜述了本文對孔結構的一些研究結論並對孔結構發展作了相應的展望。
  8. Chuangyou aluminum slide rails are manufactured with good resistance to wear, stable geometrical dimension and superior surface finish for easy and flexible movement of window sashes

    「窗友」鋁滑軌具有良好的耐磨性,幾何寸穩定,光潔好,窗扇推拉輕松靈活。
  9. Firstly, a representative wind and wave model, which could both simulate the main characteristics of wig over sea waves and be suitable for numerical calculation, is presented. the model completely considers the fully nonlinear effect of wave surface on the wavy air flow, separates the disturbance of wave surface from the wing - air wave interaction flow, and overcomes the numerical calculation difficulties due to the large difference of dimensions between wing and water waves

    首先針對機翼在風浪中的非定常非線性氣動力問題,提出了一個既能夠反映風浪場主要特徵又適合於數值計算的風浪場模型,該模型完整地考慮了波浪對氣流場的全非線性影響,使波對流場的擾動分離出來,消除了機翼和波浪幾何上的巨大差異帶來的數值計算上的困難。
  10. The use of the state - of - the - art laser facility makes it possible to create conditions of the same or similar to those in the astrophysical processes. the introduction of the astrophysics - relevant ideas in laser - plasma experiments is propitio us to the understanding of the astrophysical phenomena. however, the great difference between the laser - produced plasmas and the astrophysical processes makes it awkward to model the latter by laser - plasma experiments. this paper addresses the physical backgrounds for modeling the astrophysical plasmas by laser plasmas, connecting these two kinds of plasmas by scaling laws. thus, allowing the creation of experimental test beds where observations and models can be quantitatively compared with laser - plasma data. special attentions are paid on the possibilities of using home - made laser facilities to model astrophysical phenomena

    採用當前最先進的激光裝置與物質相互作用,可以獲得與天體物理過程中相同或相似的條件,並進而開展利用激光等離子體模擬天體物理現象的實驗.然而,激光等離子體為微米空間、納秒存活時間,而天體物理對象則為宇宙學的極大的時間與空間,對在物理上和實際操作上將這兩種上存在巨大差異的物理過程對應起來從而利用激光等離子體研究天體物理過程的可能性進行了討論,特別是對利用國內的激光裝置開展模擬實驗的可行性進行了討論
  11. It is mainly used to study surface structures and properties of conductive and semi conductive materials with a resolution in atomic scale

    它主要用於研究導電物質的結構和性質,具有原子的分辨本領。
  12. The quality of buffer layer and thin films was analyzed by afm, xrd, rheed and xps respectively. the effect of the experimental parameters such as carbonization time, working pressure, c source gas flow rate, carbonization temperature, different carbonization gas and substrate on the carbonization process was studied firstly. it was observed that the size of particles was increased with the increase of carbonization time and the rms was opposite, but the trend was reduced while the carbonization time was long enough ; the size of particles was increased with the increase of working pressure too, and choosing a proper working pressure could get a smooth surface ; the size of particles was unobviously changed while the gas flow rate was low, but it was notability increased with the increase of gas flow rate while the gas flow rate was high enough, and a smooth surface could be also obtained by choosing a proper gas flow rate ; with the increase of carbonization temperature, the size of particles was increased, the rms is decreased and a good single - crystalline carbonization layer could be obtained, but a rough surface was formed at a excessive high temperature ; the rms of

    對于碳化工藝,側重研究了碳化時間、反應室氣壓、 c源氣體的流量、碳化溫以及不同種類的c源氣體、基片取向等因素對碳化層質量的影響,研究結果明:隨著碳化時間的增長,碳化層的晶粒寸隨之變大,粗糙隨之降低,但當碳化到一定時間之後,碳化反應減緩,碳化層的晶粒寸以及粗糙的變化幅變小;碳化層的晶粒寸隨反應室氣壓的升高而變大,適中的反應室氣壓可得到比較平整的碳化層;在c源氣體的流量相對較小時,碳化層的晶粒寸隨氣體流量的變化不明顯,但當氣體流量增大到一定程時,碳化層的晶粒寸隨氣體流量的增大而明顯變大,同時,適中的氣體流量得到的碳化層粗糙較低;碳化溫較低時,碳化層的晶粒取向不明顯,隨著碳化溫的升高,碳化層的晶粒寸明顯變大,且有微弱的單晶取向出現,但取向較差,同時,適中的碳化溫可得到平整的碳化層;相比于c _ 2h _ 2 ,以ch _ 4作為c源氣體時得到的碳化層平整得多;比起si ( 100 ) ,選用si ( 111 )作為基片生長的碳化層的晶粒取向一致性明顯更好。
  13. It is shown from results that increasing carburizing time further in the normal technology can not obviously deep the carburizing layer, but can cause nonmartensite microstructure at the bottom of the gear and coarse grain across the gear, these will heavily decrease the fatigue life of the gear

    結果明:在正常滲碳淬火工藝基礎上再延長滲碳淬火1小時,齒輪滲碳層深變化不大,但其齒根局部處有非馬組織,且晶粒寸易產生異常長大現象,從而致使臺架疲勞壽命明顯下降。
  14. Each surfactant manifests a characteristic concentration ? critical micelle concentration ( cmc ) ? at which micelles of characteristic size will form

    每一種活性劑有一個特有的濃? ?臨界膠團濃( cmc ) ? ?形成特定寸膠團的濃
  15. These years, solid adsorption used in heat pumps and refrigerating / air - conditioning systems has been rapidly developed and saved energy because of the demands in the field of energy and environment. most of molecular sieve diameters lie within the nano - scale, but the classical condensation theories show some limitations in explaining the adsorption phenomenon in nanopores

    資料明,經典傳熱傳質學的連續介質傳遞理論在解釋和預測納米微孔吸附/脫附過程的相變特徵方,存在局限性,相比之下,分子動力學模擬能克服這一缺陷再現納米微孔中的吸附過程。
  16. The methods reported by g. s. young in 2000, are applied on sea surface sar images featured by three dimensional convective cells. then the following parameters are retrieved from sar images : the characteristic wave length of three dimensional convective cell, the mabl depth, the vertical convective scale velocity, the surface buoyancy flux, obukhov length and the stability correction factor for sar derived sea surface wind speed

    針對海洋大氣邊界層中三維對流渦旋sar圖像,用g . s . young在2000年發的方法,反演三維對流渦旋的特徵長、海洋大氣邊界層高、以及海洋大氣邊界層垂直對流浮力通量、海風速穩定性校正因子和obukhov長
  17. In the second part of the paper, with employing the game reanalysis data and on the basis of the theories of the baroclinic vorticity development, this paper inferred from the dynamic analysis that the horizontal vorticity can represent the baroclinic intensity of the large - scale atmosphere, and the conversion of the horizontal vorticity converting into the vertical vorticity is actually the phenomenon that the horizontal vorticity flux of the summer monsoon owning the striking longitudinal - direction vertical structure and the strong baroclinicity, influence on the horizontal movement of the atmosphere

    在第二部分,基於第一部分的結果,本文在斜壓渦發展理論的基礎上,用在我國季風區具有更高準確性的game再分析資料,討論分析了能代大氣斜壓性強的水平渦在向垂直渦轉化的情況,說明了此轉化就是具有明顯經向垂直結構特徵和強斜壓性的夏季風環流圈將其經向垂直剖上的渦旋通量強迫於水平運動的現象。
  18. The experiment indicates that the laser sintering power, the thickness of sintering layer, the placement angle influence the surface precision greatly, and scanning space influence the dimension precision of the part greatly

    試驗明,激光燒結層厚、製件擺放角、激光燒結間距等對的影響大。激光燒結功率、製件的形狀寸等對製件寸精影響大。
  19. After the rationality of theoretical model has been testified, going along a series of numerical simulation and find the best ratio of evaporation segment and condensation segment by means of analyse the temperature variety of the electronic element surface on the effect of the radiator structure change. a series of strenthen step about heat transfer put forward theoretically by means of numerical analysis focuse on the thermal resistant of each tache of the heat transfer

    在證實了本理論模型是合理的基礎上,本文根據所建立的模型進行了一系列的數值模擬計算,分析了熱管型電子器件散熱器的結構寸(蒸發段和冷凝段的長比、肋片的高等)變化對發熱器件的影響,得到了蒸發段和冷凝段的最佳長比。
  20. Test method for facial dimensions and thickness of flat, rectangular ceramic wall and floor tile

    墻壁及地用扁平短形瓷磚寸及厚的試驗方法
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