geometry factor 中文意思是什麼

geometry factor 解釋
幾何因數
  • geometry : n. 1. 幾何學。2. 幾何形狀。3. 幾何學著作。
  • factor : n 1 〈英國〉經銷人;(代客買賣收取傭金的)經紀人;代理商;代辦人;〈蘇格蘭語〉 土地經管人。2 要素...
  1. Second, this paper analyzes the time - frequency distribution of the clutter from airborne pulse doppler radar ( pdr ). the side - lobe clutter, which is the main factor to influence the pdr, is analyzed and calculated. based on the simulation of typical geometry of the land, we analyze and discuss the side - lobe clutter and concluded that the dft of can be considered as the phase of the coho

    並且根據各種典型地貌的近似模擬,從統計特性上和頻率域上對脈沖多卜勒雷達的旁瓣雜波進行了分析討淪,還得出脈沖多卜勒雷達的dft可以近似地看作相參積累,並在程序的編制中利用了這一個結論。
  2. Our test with mock samples shows furthermore that one can discriminate among such models already with currently available observational samples ( if the measurement error of the redshift is negligible ) which have a typical error of 80kms - 1. the error will be reduced by a factor of 2 if the samples are increased four times. we also show that an errroneous assumption about the geometry of the universe and different infall models only slightly change the results

    結果表明: ( 1 )若用現有的觀測樣本(特徵誤差為80kms ~ ( - 1 ) )我們已經可以限制星系形成模型,而如果樣本容量增長到4倍,誤差將減半; ( 2 )錯誤地假設宇宙幾何和星系平均內落對結果只有微弱的影響。
  3. According to the geometry of slope measurements for the subjective wavefront optometer, a wavefont reconstruction model using zernike polynomial with normalization factor is put forward. based on householder transformation and gram - schmidt orthogonalization method, two methods for working out unknown zernike coefficients are bring forward. the error propagation parameter for the wavefront reconstruction model is deduced

    深入研究了帶標準化因子的zernike多項式的性質;針對主觀式像差儀波前斜率采樣方案,提出了採用帶標準化因子的zernike多項式對眼測試波前進行重建的數學模型;提出了兩種求解方法,即基於householder變換求解法和基於gram - schmidt正交化求解法,用於確定重建模型中的未知模式系數;推導出了該波前重建模型對斜率測量誤差的傳遞系數。
  4. Finally, convergent geometry had an important effect on the perturbance coupling between the interfaces of the finite fluid. the attenuation factor of perturbance coupling from the outer interface in was greater than the one from the inner out

    本文研究表明:收縮幾何效應對有限厚度流體的界面之間的擾動耦合有重要影響,柱和球幾何中擾動耦合從外界面到內界面的衰減因子大於從內界面到外界面的情況。
  5. The shape and geometry of inclusion is an important factor which affects the precursory seismicity pattern

    包體的形狀和幾何位置是影響強震前兆地震活動圖像形態的重要因素。
  6. 3 ) a 3 - d geometry and finite element model of the assembly of the obturator of the breech mechanism is established. quasi - static and dynamic finite element analysis of stiffness, strength and obturating performance of the obturator of the breech mechanism is carried out, based on elastoplastic theory and multi - body contact algorithm, and the simulation results coincide with experimental results, further, th e effect of friction factor on its obturating performance is investigated

    建立了炮閂閉氣結構的三維裝配體幾何實體模型和有限元模型,對炮閂閉氣結構剛強度和閉氣性能進行了準靜態及動態多體接觸彈塑性有限元分析,分析結果與試驗結果相吻合,進一步研究了摩擦系數對其閉氣性能的影響。
  7. Standard practice for transfer standards for reflectance factor for near - infrared instruments using hemispherical geometry

    半球形幾何結構的近紅外線儀器反射系數傳送標準的標準規程
  8. The results indicate that for the same pump intensity, the temperature and thermal stress distribution in the disk are not only related with the medium ' s geometry and the special distribution of pump intensity but also related with the fill factor of pump area

    結果表明,在相同的抽運功率密度下,激光介質中的溫度分佈和熱應力分佈不僅與激光介質幾何構型及抽運光空間分佈有關,還與抽運光斑在介質表面的填充因子密切相關。
  9. The main factor of road traffic accident is person, therefore study the crucial rule of road safe design mechanism, and also lie in how to analyze the condition such as road geometry to act on impact the behavior of vehicle person

    道路交通事故的主體是人,因此研究道路安全機理的關鍵環節,也在於分析道路線形等條件如何作用於駕車人的行為。
  10. Paper, board and pulps - measurement of diffuse reflectance factor diff o - geometry

    漫反射因數測定法漫射垂直法
  11. Paper, board and pulps - measurement of diffuse reflectance factor diff geometry

    紙紙板和紙漿漫反射因數的測定漫射垂直法
  12. Geometry factor - durability

    齒面接觸強度幾何系數
  13. Abstract : the relation between the place , size , shape and number of hot spots in casting and the changes of factors such as geometry factor , physics factor , technics factor in the casting and mould system and the systematic characteristic of hot spot are studied by means of the technique of computer numerical simulation of solidification. the relationship between riser and hot spot is also discussed in this paper

    文摘:採用計算機凝固數值模擬技術,研究鑄件熱節的位置、大小、形狀和數量,在凝固過程中根據鑄件?鑄型系統內幾何因素、物理因素、工藝因素等各因素的變化關系,揭示熱節的系統性;討論了冒口與熱節的位置關系。
  14. According to the constituting of mathematics language ability, and the level of structure, and expressing differently, the mathematics language can be divided into the mathematics language identifying barrier, the comprehending barrier, transforming barrier, structuring barrier, organizing and expressing barrier etc. through the test and survey of students, and the interview to teachers in wuhan, xiantao and xiaogan, we have understand that the senior high school students are not good at exploring hidden factor of symbolic language and solving a mathematics problem by image, and mathematics language expression barrier is outstanding, and the transforming barrier in solid geometry is prominent

    根據數學語言能力的組成成分,按照層次、表現的不同,可分為數學語言識別障礙、理解障礙、轉譯(或轉換)障礙、構造障礙、組織、表達障礙等。針對這些問題,分析成因。通過對湖北省武漢、仙桃、孝感等地部分學生的測試、調查和教師的訪談,了解到高中生數學語言學習方面存在不善於發掘符號語言的隱含條件,不善於利用圖式解題,數學語言表達障礙突出,立體幾何中數學語言的轉換障礙等問題。
  15. What the practical problems is often gotten is a single variable time series which has a time interval of t, reflect by a lot of interactive physics factor, containing the mark of all variates participating in movement, traditional time series analysis is to analyse going from this array to the form directly it ' s time develops, one dimension analysis loses useful information, the characteristics of phase space reconstruction method is to construct one dimension scalar quantity to high dimension vector, prop the geometry space of the state, show all dynamical information of system in phase space. the characteristic that just constructs again according to the phase space in this text, analyse the time series of responding, use the relevant knowledge of symbol dynamics and reconstruct phase space, put forward a kind of relation degree analysis method of the systematic mathematics model which has theory basis, so reach the correction of calculation mathematics model, make it accord with the actual systematic state

    實際問題中常常得到的是一個時間間隔為t的單變量的時間序列,它是許多物理因子相互作用的綜合反映,蘊藏著參與運動的全部變量的痕跡,傳統的時序分析是直接從這個序列去形式地分析它的時間演變,一維分析必然喪失許多有用信息,相空間重構方法的特點是把一維標量數據構造成高維矢量,支起狀態的幾何空間,在相空間中展示系統全部動力信息。本文正是根據相空間重構的特點,對響應時間序列進行分析,利用符號動力學、重構相空間等方法,提出一種有理論依據的系統數學模型關聯度分析方法,從而達到修正計算數學模型,使其更符合實際系統狀態的目的。
  16. This algorithm adopts a middle ground between centroid - base and all - points - based approaches. instead of using a single centroid or all points to represent a cluster, a fixed number of representative points in space are chosen, these points represent and capture the geometry and shape of the cluster. in addition. the representative points of a cluster are generated by first selecting well - scattered objects for the cluster and then " shrinking " or moving them toward the cluster center by a specified fraction, or shrinking factor. the shrinking helps dampen the effects of outliers. therefore, cure is more robust to outliers

    該演算法選擇基於質心利基於代表對象方法之間的中間策略,它不用單個質心或簇中全部對象米代表一個簇,而是選擇數據空間中定數目的只有代表性的點,這些點代表和捕捉到了簇的形狀。此外,由於引入了收縮因子使代表點向簇小心「收縮」而使該演算法能夠較好地消除孤立點的影響,在處理孤立點上也更加健壯。
  17. Standard test method for reflectance factor and color by spectrophotometry using hemispherical geometry

    用半球體幾何形狀的分光光度法測量反射系數和顏色的標準試驗方法
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