特性尺度 的英文怎麼說

中文拼音 [xìngchǐ]
特性尺度 英文
characteristic dimension
  • : 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 ...
  • : 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
  • 特性 : characteristic(s); character; performance; features; properties; behaviour; response; character...
  1. ( 2 ) the key to improve the processing time is the multi - scale feature used to accelerate the binary - process. ( 3 ) apery intelligent character cognitron has been given based on the varied - grid feature vector and multiplayer and multi - mode of cognition psychoanalysis

    ( 2 )識別實時改進的關鍵是提高二值化處理速,主要利用小波多變閾值的全局搜索為局部定位,提出一種改進的二值化方法。
  2. The results show that : l ) there are three anomalous high temperature areas and three anomalous low temperature areas, and the whole area high temperature anomaly took place in the late 1980s, whereas the low temperature anomaly in the 1970 ; 2 ) the spatial mode manifests identical variations in the whole area, and the temporal coefficient curve is of 2 - 3 year period oscillation and an interdecadal abrupt in the late 1970s ; 3 ) the variance of interdecadal component is obviously larger than that of interannual in the most part of nespa ; 4 ) the interdecadal variation of the temperature is mainly linear ascendance in the late 1970s, the large range anomalous high ( low ) temperature occurs when the interdecadal and interannual anomaly are both positive ( negative ) in the year ; 5 ) the temperature anomaly is divided into four patterns : southern, northern, eastern and western patterns, in which the interdecadal variation of the southern and western patterns is relatively importance and the interannual variation of eastern and northern pattern is relatively importance

    本文用夏季( 6 - 8月)中國東北地區91個測站44年氣溫資料,對該區夏季氣溫的氣候平均和異常場進行分析,採用諧波分析將異常變化的年代際、年際分量分離,分別分析兩種上氣溫異常的時空徵,最後應用reof進行了氣溫異常的區劃,研究局域異常變化的年代際、年際分量的變化徵。結果發現: 1 )東北夏季有三個異常高溫高發區和三個異常低溫高發區。全區異常高溫(低溫)階段出現在上世紀80年代后( 70年代) 。
  3. 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寸測量的靜態曲線的理論工作拐點進行了推導,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 ,靈敏達到100mv m ,解析達到0 . 05 m ,測量不確定小於0 . 2 m ,滿足了壓縮機缸蓋軟體墊片厚寸精密測量分組的要求。
  4. Abstract : the formation technologies, the structure and properties of tcs microporous man - made yarn - kind new polyester fibre which was spinned in tcs with some micrometallic - oxide have been studied. the results indicate that the rheological behaviour and spinnability of commixed polyester melt, and the structure and properties of the fibre, are relative to the spinning temperature, melt pressure, microporpus size for spinning, formation conditions, thermo - vascellum temperature, thermo - vascellum position and rolling speed, besides the viscosity of polyester cuts, coacervation particles, adding amount and size of micrometallic - oxide

    研究表明, tcs微孔化共混聚酯熔體在成型加工中的流變行為和可紡,及其纖維的結構能除了與原料切片的、凝聚粒子和共混聚酯中超細金屬氧化物微粒的添加量、粒徑等因素的影響有關外,還與紡絲溫、紡絲熔體壓力、噴絲板微孔寸、冷卻成形條件、熱管溫、熱管安裝位置以及卷繞速等因素的影響密切有關。
  5. Second, more feature points are extracted for advanced registration based on projective transformation. compared with the ordinary method, our method has a better robust feature with higher accuracy, it also has a fully automatic feature so it need little human intervention in the whole process. the image segmentation, feature extraction, feature correspondency, and transformation model of multi - modality medical image registration are also studied in this paper

    本研究的創新之處:針對rf和fa視網膜圖像的點,提出了新的血管細化的新方案;在徵點提取方面,提出了「三輪定心」這種新的徵點提取方法;提出了由「粗配」到「細配」的混合配準方法;力矩主軸法用於圖像配準參數的估計及對應參數范圍的定值。
  6. Typical variable windfield models, such as large scale steady wind flow, downburst, turbulence, airflow over mountain, are developed and their physical specialities are discussed. furthermore, simplex modules are integrated to form complex model. facticity and application technique to flight simulation are discussed

    討論了以下幾種典型風場模型(大均值風模型、 dryden紊流模型、微下擊暴流模型和過山氣流模型)的物理徵與建模方法,並對單一模型進行復合,建立變化風場模型庫,最後討論了各種模型的真實與如何應用於飛行模擬; 3
  7. 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表面也表現出多域分形徵,而且隨著觀測的增加,每個區間的分維值均表現為依次減小,表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表現為高山區中低山區盆地區,體現了不同類型地貌表面粗糙或復雜的差異,因此分維值大小可作為地貌表面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表面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。
  8. In this paper, we made an investigation into texture feature extraction and classification based on statistic method and its application in multi - spectral image classification. the research works of this paper have been done as follows : firstly, in order to overcome the weakness of gray level co - occurrence matrix ( glcm ), a new unsupervised texture segment algorithm, based on multi - resolution model, is presented in this thesis

    本文主要研究了基於紋理統計徵提取與分割方法,並將其用於實際的多光譜圖像分類,具體工作如下:第一,針對傳統灰共現陣方法中徵提取的單一問題,本文提出了一種多分辨無監督紋理分割演算法。
  9. In the first part of the paper, the development of motor control system fault diagnosis theory is summarized. on the basis of the analysis of the characteristics of wavelet, the theory is discussed and the definition of the singularity is given. because of the localization property of wavelet transform, wavelet analysis can be used to detect the characteristics of the singularity from the signal and intermittence fault problems lying in the motor under test

    著重介紹了小波分析在電機控制系統故障診斷中的應用,根據小波理論在時域和頻域良好的局部化質,討論了利用小波變換來檢測信號的奇異徵的原理,給出了小波變換對信號奇異徵檢測的方法,針對實際應用,對小波基函數選取及小波分解進行了探討。
  10. Flow characteristics, especially in inviscid region, are determined by absolute value as well as relative value of scale

    流場(別是核心無粘流區)的不僅取決于流動的相對值,也取決于其絕對值。
  11. Pattern analysis and machine intelligence, 1992, 14 : 430 - 449. 15 mokhtarian f, mackworth a k. a theory of multi - scale, curvature - based shape representation for planar curves

    第三,定義了一種多徵相似量,從而把圖像灰分佈和幾何結構結合在一個完整的框架中。
  12. 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面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表徵參數,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;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徵的k值,並從理論上探討了水泥含量、彈模量和表面能的修正對混凝土強計算產生的影響,檢驗模型的正確;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。
  13. Roughness and rarefaction effects on flow characteristics in microchannels

    粗糙與氣體稀薄對微流動的影響
  14. The characteristic and essentiality of structural damage alarming are discussed. a method which applied two different wavelet bases to decompose and recompose measure signals is proposed to detect structural damage. by a coefficient of damage alarming which is defined as k and a threshold which is specified as u, information of emergence and damage time are obtained

    探討了結構損傷預警的點和重要,提出了一種應用兩種小波進行分解和重構的損傷預警方法,並定義了一個多信號損傷奇異點搜尋的指標_ k ,以預警指標閾值能有效識別結構是否發生損傷。
  15. Road vehicles. thermometric switches. dimensional characteristics

    道路車輛.溫開關.
  16. The fog attenuations at infrared wavelength are computed and analyzed with the fog drop size distribution model of radiation and advection fog, the empirical relation of fog attenuation with water content or visibility are obtained at 10. 6 urn wavelength, the relation for radiation fog have a good agreement with the relation obtained by experimental results

    基於霧滴寸分佈模型,對霧的紅外輻射衰減進行了分析和研究,並給出了10 . 6 m紅外輻射衰減與霧的含水量或能見的經驗關系,該經驗關系與實驗結果間有很好的一致
  17. Since the shallow depth excavation is the main factor to cause ground settlement in shenzhen subway tunnel, this paper discusses some corresponding countermeasures including the improvement of ground property, appropriate draining of groundwater, scheduled excavation depth and width, etc, to control strata distortion and surface settlement, and argues that these measures are expected to effectively control surface settlement while constructing city subway in soft ground excavation

    摘要針對深圳地鐵淺埋暗挖隧道施工中影響地表下降及地層變形的因素,提出了遵循「十八字」原則、改善土體、適排放地下水、根據地層條件選擇施工方法、增大左右線隧道開挖面的距離、合理確定開挖進、提高施工效率、加強初期支護、及時施作二次襯砌等對策。
  18. Fourier transform method use high order frequency to analyse and imitate nonlinear and non - stationary data. emd method based on local characteristic time scale of the data is more fit to analyse nonlinear and non - stationary data than fourier transform method

    Emd基於信號的局部時間分析原信號,克服了傅里葉變換用高次諧波頻率分量擬合非線、非平穩信號的缺點。
  19. With the favor of these techniques, the static pressure distribution along the length and the velocity profile at the mini - channel exit were obtained. with the data of more than 500 flow states based on 13 kinds of mini straight rectangular channels that their heights were 0. 5mm and 1. 0mm, the effects of characteristic scale, surface roughness and the aspect ratio of rectangular on the characteristics of flow resistance of mini straight channels were studied

    採用在沿程測量氣流靜壓分佈、在出口測量速分佈的方法,對高0 . 5mm和1 . 0mm的13個微小直矩形通道的500多個狀態流場進行了測量,研究了、表面粗糙、橫截面寬高比等因素對微小等直通道流動阻力的影響。
  20. After analyzing the theory of target scattering and characters of hrrp, the approach of target recognition is presented, which is based on the statistical features of hrrp, including peak value, scale, radial energy accumulation variance, and fft - mdmt characters

    在分析目標的散射機理以及高分辨一維距離像的基礎上,提出了一種基於目標距離像的峰值徵、徵、徑向能量積累、方差徵、 fft - mdmt徵等五維距離像統計徵的目標識別方法。
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