directional distribution 中文意思是什麼

directional distribution 解釋
定向分佈
  • directional : adj. 1. 方向的。2. 【無線電】指向的,定向的。
  • distribution : n 1 分配,分發,配給;分配裝置[系統];配給品;配給量;【經濟學】配給方法,配給過程;分紅;【法律...
  1. The wider range of the directional distribution of wave energy, the shorter of the mean crest lengths and the wider range of the distribution of crest directional angles. the crest height and crest length show a high relativity while the crest heights are low and become independence at very high crest height

    獲得了波峰長度的統計分佈、波峰長度與波峰高度的聯合分佈、波峰高度與波峰長度相關性、波峰長度與波峰方向角的聯合分佈以及波峰在一個大面積海域中的出現概率等結果。
  2. Statistics of wave crests with different directional spreading parameters and different directional functions are obtained and discussed. jonswap spectrum and the directional function suggested by mitsuyasu, donelan and wen respectively are employed in the analyses. statistical distribution of wave crest characteristics such as crest length, crest height, and directional angles based on the above - mensioned numerical simulation of 3 - d random waves are analyzed

    以jonswap譜為頻譜,選取光易型方向函數(含三個參數) 、 donelan方向函數以及文氏方向函數等不同的方向函數進行模擬,對得到的波峰形式進行比較,分析了方向函數對波峰長度統計值的影響。
  3. The tidal current in the radial sandbanks area apparently has directional to - and - fro movement, which can be observed not only from tidal ellipses, but also from water particle traces. the calculated distribution of tidal velocity in this area shows that the average velocity is around 0. 6 to 1. 0 m / s

    平面潮流橢圓、水質點跡線、潮流流速特徵研究表明,輻射狀沙脊群海域潮流具有明顯的定嚮往復流形式,平均潮流流速一般為0 . 6 1 . 0m s ,滿足形成潮流沙脊的水動力條件。
  4. The analytic result derived by studying the vertical directional property shows that, the vertical sensitivity distribution is homogeneous and the fluctuation is 0 db in theory. the fluctuation observed in experiments is less than 0. 3db, which agrees well with that in theory

    垂直指向性分析結果表明,光纖水聽器垂直方向的靈敏度分佈是均勻的,理論上波動應為0db ,而實驗測得的垂直方向的指向性波動小於0
  5. Finally, directional advices of reconstructing mechanism of governmental supervisorship to trade promotion association in aspects of power distribution, criterion environment and technic innovation

    最後,筆者從權力分配、責任劃分、環境規范、技術創新等方面對行業協會政府監管機制提出了方向性的構建指導。
  6. Through studing the plane and vertical hydromechanical characteristics in the radial sandbanks area, the mechanisms of the formation, maintenance and asymmetrical distribution of the radial sandbanks are understood. it ' s well known that the directional to - and - fro movement and strong tidal current are the necessary dynamic conditions for the formation of tidal current sandbanks

    通過對輻射沙脊群海域平面及立面動力特徵的研究,基本探明了南黃海輻射沙脊群形成發育和維持的水動力機制,以及其不對稱分佈格局與動力因素的內在聯系。
  7. Standard lamp and diffusers are very important calibration elements, in chapter three, first uv and vuv radiometric standard for calibration are introduced. then the fabrication and characteristics of baso4 diffuser and alminium diffuser are researched, the baso4 diffuser ' s hemispheric reflectance and bi - directional reflectance distribution function were measured and compared with lambtian surface, and the deviation from that of lambtian surface is given. in the experiment, al diffuser ' s brdf is researched, obtain the change of spectral characteristic of al diffuser, compare al diffuser ' s brdf before and after coated with al + mgf2, and different al diffusers with different surface roughness

    鋁漫反射板作為一個漫反射光學元件安裝在太陽紫外光譜監視器的入射狹縫前,太陽紫外光譜監視器在軌測量時,太陽輻射入射到鋁漫反射板后進入入射狹縫,光譜輻照度的角度是變化的,本章測量了鋁漫反射的相對雙向反射分佈函數,研究了鍍膜( al + mgf _ 2 )前後光譜反射率的變化,漫反射的光譜特性及漫反射板表面粗糙度對相對雙向反射分佈函數的影響,使得測量數據反演成為可能。
  8. The results show that of the resolution of the directional distribution is higher the mbdm than the mmlm and while of the resolution of the reflection coefficient higher the mmlm than the mbdm. the two methods are sensitive to the array disposal of wave gauges and the resolution power of t he analyzing results by the polygon array is better, while the linear array worse. the wave gauge number of array and the distance between the array and the reflector can influence strongly the resolution power of the analyzing results

    結果表明,對于波浪方向分佈的分析, mbdm的分辨力高於mmlm ,對于反射系數方向分佈的估算, mmlm優于mbdm ;儀器陣列的布置、儀器個數以及陣列與反射面的最近距離對兩種方法分析結果的分辨力影響較大; mmlm的收斂速度快于mbdm ,計算的穩定性優于mbdm ; mbdm的分辨力受超參數選擇的影響。
  9. In the qualitative, quantitative and directional way, successful factors, such as the superiority of marketing, the superiority of resource, the superiority of consumption, and the advantage of corporations supporting, etc, were described, and six important background factors, include of the increasing consumption, the competition from milk market, the challenge of joining into wto, the adjustment of industry structure, the winning against oneself, and accelerating development, were analyzed. new objects were put forward, that is, high quality, rationalizatio n of region distribution, having a core of brand, trade penetrating into various area, diversification of product exploitation, internationalization of preponderant product, and orientating function in market. development of tianjin milk industry should be based on materials and base, take resource integrating and market regulating as means, take trade infiltrating and product development as support, take specialization, industrialization, collectivization and internationalization as orientation, take the development of international milk corporation as mode, and take " creating name brand, entering the first - ten corporation of milk industry " as object

    本文在廣泛調查研究的基礎上,圍繞天津奶業發展,全面客觀地評價了天津奶業發展現狀,採用定性、定位、定量和定向的方法,描述了天津奶業作為城郊型奶業在競爭中形成的市場優勢、資源優勢、消費優勢、龍頭企業依託優勢、外資企業進入優勢、奶類項目援助優勢等眾多成功因素,分析了天津奶業未來保持產業領先地位必須認真對待的消費需求增長、乳業市場競爭、迎接入世挑戰、產業結構調整、克服自身劣勢、促進跨越發展的六大背景因素,提出了天津奶業新一輪發展瞄準優質生產無抗化、區域布局合理化、品牌整合核心化、行業滲透多角化、產品開發多樣化、高點對接國際化、市場避強導向化的目標定位和以原料、基地為基礎、以資源整合和市場調整為手段、以行業滲透和產品開發為支撐、以專業化、產業化、集團化、規模化、國際化的發展道路為方向,以國際乳品企業的發展為模式,以「創造一流品牌、跨入乳業十強」為目標的天津奶業發展思路,以及天津奶業二十一世紀前十年和前二十年兩大階段奶牛養殖的五大奮斗目標和區域布局原則,最後有針對性地提出飼養模式選擇、全流程安全生產、產業化龍頭培育、學生飲用奶推廣、政策扶持等促進天津奶業成長的對策措施。
  10. Bi - directional distribution amplifier

    雙向分配放大器
  11. Thus, it is quite necessary to deeply investigate some related problems, such as stray light transfer, stray light analysis and calculation, stray light suppression method, and baffle system design, bi - directional reflectance distribution function ( brdf ) of material surface, and accurate quantitative analysis and measurement of stray light performance of optical systems, like point source transmittance ( pst ) etc. this paper introduces stray light suppression method

    因此,對系統雜光的產生和傳輸、分析和計算、雜光抑制措施的採用與遮光系統的設計、材料表面brdf以及系統雜光pst的定量測試等方面進行深入研究,是非常有必要的。
  12. By analyzing microstructure and morphology of the composites at the different pressure and different sintering temperature, optimal craft parameters of primary pressing - sintering were ascertained : 350mpa ( pressing ) + 400 c + lh ( clearing gas ) + 800 c + 40min ( sintering ). after primary press, the carbon fibers showed some directional distribution

    通過對比不同壓制壓力和燒結溫度下復合材料的顯微組織形貌,確定初壓燒結的最佳工藝參數為: 350mpa壓制+ 400 1h除氣+ 800 40min燒結。初壓后,碳纖維在基體中的分佈產生了一定的取向性。
  13. For rendering of real - world surface material and 3d texture surface, the bi - directional reflection distribution function ( brdf ) and bi - directional texture function ( btf ) are described

    在復雜材質和3d紋理技術方面,本文主要闡述了對應的兩個描述函數,雙向反射分佈函數和雙向紋理函數的相應處理方法。
  14. This shows, on the course of growth, the directional ability of the primary ( cr ) phase is not manifest, and must influence the morphology and distribution of the a phase and eutectic, gravely breach the continuity of the base

    由此可見,初生相在其長大過程中,定向效果不明顯,這將影響相和共晶體的形貌和分佈,不利於獲得具有純cr纖維強化相。
  15. Shanghai birch chemical technology co., ltd mainly engages in directional research, production and distribution of special chemical ; chemical trade ; special customized chemical

    公司簡介上海伯倚化工科技有限公司主要從事特種化學品的定向研發、生產、銷售;化工品貿易;特種定製化學品等業務。
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