影象質量 的英文怎麼說

中文拼音 [yǐngxiàngzhíliáng]
影象質量 英文
image quality
  • : Ⅰ名詞1 (物體擋住光線后映出的形象) shadow 2 (鏡中、水面等反映出來的物體形象) reflection; image...
  • : Ⅰ名詞1 (性質; 本質) nature; character; essence 2 (質量) quality 3 (物質) matter; substance;...
  • : 量動1. (度量) measure 2. (估量) estimate; size up
  • 影象 : display
  • 質量 : 1 [物理學] mass 2 (產品或工作的優劣程度) quality 3 economy (離子源的); 質量標準 quality level...
  1. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下:首先針對荒漠化地區的地物特徵,對高光譜數據不同波段的數據、波段組合進行了評價,提出了適用於荒漠化監測的基本波段選擇集;初步了解和掌握了研究地區的地物光譜特性及變異規律,進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎;發現了基於光譜整體形狀的分類方法在很大程度上能夠消除由於傳感器、地物目標觀測方向之間的角度變化引起的反射率曲線整體平移的「同物異譜」現,對于譜形相似而整體反射率的值相差較大的兩類地物,通過引入均值和方差圖像參與分類得到解決;研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段,這些波段與植被生物和蓋度都有密切的關系,是開展精細植被分類研究和植被定反演的重要基礎;像元的導數光譜分析可以消除土壤背景的響,是進行植被生物和蓋度定反演的有力工具;建立了荒漠化監測主要評價因子的定反演模型,並分析了模型的適用性。
  2. The simulation results suggest that, at the end of the scanning line, the dissymmetric temperature field and the great temperature gradient result in the balling phenomenon and great thermal stress, which could lead to the destruction of the sintering samples in this region. because of the coupling effect between scanning lines, the balling phenomenon is increased as the increase of the scanning lines, thus the over short scanning lines should be avoided in the sintering process. different scanning strategies have significant influence on the sintering

    模擬結果表明,掃描端點溫度場的不對稱及較大的溫度梯度造成了端點球化現,並在端點處產生較大的熱應力,使燒結成形試樣易在此處破壞;激光掃描線間的耦合作用使端點球化現隨掃描線的增加而逐漸顯著,燒結時應避免過短的掃描線;不同掃描策略對燒結成形有很大響,交替掃描會響燒結試樣的,實際製造時應採用單向掃描策略。
  3. Abstract : according to the observation of the number concentration spectrum and the mass concentration of atmospheric aerosol, tsp and its particle size distribution, micrometeorology, and the solar spectroscopic radiation, even the neutron activation treatment of sand dust samples in helan mountainous area, the formation law of sandstrom, dust and sand blowing weather and the characteristics of climatic variation in this area and the influence of helan mountain are counted and analysed

    文摘:利用賀蘭山地區沙塵暴歷史資料和綜合觀測資料,對大氣背景、浮塵、揚沙和沙塵暴發生期間的大氣氣溶膠數濃度譜、譜、大氣總懸浮顆粒( tsp )及粒徑分佈、微氣、分光日射觀測以及沙塵樣品進行中子活化處理,分析了該地區浮塵、揚沙和沙塵暴形成規律,氣候變化特徵和賀蘭山的響。
  4. According to the observation of the number concentration spectrum and the mass concentration of atmospheric aerosol, tsp and its particle size distribution, micrometeorology, and the solar spectroscopic radiation, even the neutron activation treatment of sand dust samples in helan mountainous area, the formation law of sandstrom, dust and sand blowing weather and the characteristics of climatic variation in this area and the influence of helan mountain are counted and analysed

    利用賀蘭山地區沙塵暴歷史資料和綜合觀測資料,對大氣背景、浮塵、揚沙和沙塵暴發生期間的大氣氣溶膠數濃度譜、譜、大氣總懸浮顆粒( tsp )及粒徑分佈、微氣、分光日射觀測以及沙塵樣品進行中子活化處理,分析了該地區浮塵、揚沙和沙塵暴形成規律,氣候變化特徵和賀蘭山的響。
  5. Some conclusions are drawn : 1 ) effect of inertial force from superstructures on the lateral seismic response of single pile can not be ignored ; 2 ) the lateral seismic response of single pile induced by far - field earthquake are mainly affected by acceleration mass of superstructure > site eigenperiod. it increases with the increment of accele ration and mass of superstructure. as the site characteristic frequency approaches the self - oscillation frequency of the pile, sympathetic vibration occurs and the value of lateral seismic response reaches maximum ; 3 ) as the stiffness ratio of pile to soil increase, the relative displacement of pile to soil increases ; 4 ) the lateral seismic response of fixed - head pile is much smaller than that of free - head pile

    將其解析解與具體的的抗震設防烈度和場地特徵周期結合起來,計算分析了成層地基中單樁的橫向地震響應,得到了以下結論: 1 )上部結構慣性力對樁的橫向地震響應的響不可忽略; 2 )成層地基中的單樁的橫向地震響應主要受地震基本加速度、場地特徵周期、上部結構響,隨地震基本加速度、上部結構的增大而增大;場地特徵頻率越接近樁基自振頻率,樁基地震響應越大,等於自振頻率時,由於發生共振現,樁基響應幅值最大; 3 )樁土剛度比越大,樁土之間的相對位移的幅值越大; 4 )樁頂固接的連接方式,可以有效地降低地震時單樁的橫向地震響應。
  6. Visualize of a corporation represents credit standing, quality of manufacture, after service of the corporation. it can also influence the life style of the consumers. good visualize may accelerate the development of a corporation, while unmerited design of visualize may destroy a corporation

    企業形是企業自身一筆重要的無形資產,尤其是在商品與服務同化程度日益提高的今天,它代表了企業的信譽、產品、售後服務、甚至響消費者的生活方式,優良的企業形可以促進企業的良性發展,而不當的形設計可能會毀掉一個企業。
  7. We adopt the latest gray scale image correction technology and preset abundant adjusting parameters according to x - ray image demand, thus the corrected roc curve accords with the film ; its light characteristic totally meets dicom. image layer is rich, natural and detailed, and the phenomenon of black edge is basically eliminated

    採用最新的灰階像調校技術,針對xray的圖像要求預設了豐富的調節參數,能夠使圖像高層次豐富自然細節完整,基本消除了一般圖像增強中的黑邊現
  8. Dot enlargement and distortion is a serious problem in flexography, it has important influence to printing quality

    摘要柔版印刷中網點擴大變形是一種較為嚴重的現,對印品產生重要的響。
  9. These characteristics and phenomenons have effect on the quality of gear pump, and it is difficult relatively to research them by theory. at present the research is limited to the phase of examination testing. theoretic research of the characteristics and the phenomenons of polymer gear pump are blank in china when the gear pump feeds the viscous polymer liquid of chemical flow with high temperature and high pressure

    齒輪泵除具有流和容積效率、扭矩和機械效率、功率和總效率等基本特性外,還存在著困油、噪聲和氣穴等現,這些特性和現直接響齒輪泵的,對斜齒齒輪泵的這些特性和現的理論研究難度較大,目前大多仍局限於實驗測試研究階段,而聚合物齒輪泵在輸送化工流程中的高溫、高壓的粘流態聚合物時特性的理論研究在國內基本還處于空白。
  10. For example, the geometric effect and vignetting are simulated with the synthetic method in which they are modeled with ray tracing and then simulated with pixel - based processing. the effects of detector noise on imaging are simulated with the three - dimension model. the theory of pixel transfer function is extended and developed, and microscanned images of four patterns are simulated with good results

    本文具有如下幾個突出特點:用光線追跡法分析建模,而用基於素處理的綜合方法,模擬了光學系統中的幾何效應和漸暈現;利用三維噪聲模型,模擬了探測器噪聲對圖像響;對素傳遞函數理論進行了擴展和延伸,給出四種工作模式的微掃描成像系統的素傳遞函數的具體數學表達式,並利用這些表達式模擬了探測器的空間效應和微掃描成像的圖像效果。
  11. To investigate the space / time distributions and occurrence and evolution of such events, the diffusion pattern over deserts, turbulent transfer features in sandstorm weather, the particle size distribution, mass concentration and its distribution, optic properties, chemical composition and physical factors responsible for the initiation of raising sands, we made integrative observation and sounding of sandstorms deep in the large - scale desert area, including tengri, badanjilin and maowusu, with the items consisting of micrometeorological measurement, 3d wind observation, data from kb - 120 and anderson samplers of mass concentrations of sands with their spectrum, the distribution of aerodynamic particle sizes from the aps3310a, retrieval of aerosols " optic depth from sunphotometer data, assay of the chemical composition by means of neutron activiation analysis ( naa ) and integrated study of all related factors for causing sandstorm to occur, based on the observations of all kinds

    利用所取資料,系統分析了不同強度沙塵天氣條件下沙塵氣溶膠濃度和濃度譜、粒子譜分佈、光學厚度、化學組分等特徵;綜合分析了響沙塵起動的諸物理因子在沙塵起動中的作用;用沙塵輸送模式對一次沙塵暴天氣造成的泥雨過程的形成機制進行了模擬。歷史氣資料統計分析表明,沙塵暴有其高發期( 4 、 5月)和高發時段( 14 - 20時) , 14時到20時之間發生的沙塵暴約占沙塵暴總次數的66 。揚沙和沙塵暴天氣條件下,湍流動和湍流感熱通都是重要的湍流交換,沙塵暴發生前近地層的超絕熱不穩定對沙塵暴天氣有加強作用。
  12. A series of interrelated innovations - in the imaging units, paper path, and fuser - leads to impressive registration and astounding image quality

    一系列相互聯系的創新成像裝置紙道和定器給人留下難忘的印和驚人的圖像
  13. They will choose their action as a “ rational economic person ”, so it ’ s easy for government interest to make departure and encroach on the pulic interest, which leads to the misplay and misdirection of public policy. it ’ s also in violation of the principle of equity and justness. the existence of the government interest is inevitable

    在現實生活中,由於政府利益的客觀存在,以及政策制定者也會按照「理性經濟人」的思維方式選擇自己的行動方式,所以還是會出現政府利益的錯位和偏離現,導致公共政策的失誤、失真甚至誤導,響公共政策和效率,甚至嚴重違背了政策的公平、公正原則。
  14. , gd2000 type packer is a only equipment of rigid product packing in production department no. l, now, it often brings some troubles in the processing of packing, particularly, goffering often occurred on the surface of pack, these defects affect badly product surface quality

    目前生產一部所使用的gd2000型包裝機是唯一的硬盒包裝設備,由它生產的煙包出現小油封表面泡皺現尤為突出,嚴重響了產品的外觀
  15. Satellite tv and its bedfellow digital technology allows individuals to access, in addition to “ ordinary ” terrestrial and cable channels, hundreds of tv channels as well as permutations of all broadcast transmission modes, with image and sound quality at previously - unimaginable levels

    除了「普通的」地面頻道和有線頻道外,衛星電視和它的夥伴數碼技術允許許多個人用戶得以進入許多電視頻道、可以改換所有的電臺轉播模式,現在可以獲得的像和聲音水平都是先前無法想的。
  16. Taking non - finance chinese listed companies in a share securities market as the example, the paper applies statistical and metric method, rational analysis and empirical evidence to study the existing situation of the debt maturity structure and its impact factors and determinants. with the help of spss, the paper analyzes 656 sample companies ’ financial data from 1998 to 2004 to describes the debt maturity structure ’ s existing situation, while applies their financial data from 2001 to 2004 to analyze the determinants of debt maturity structure. in order to analyze the impact of trade and economic developing level, the paper employs 1164 non - finance companies ’ finance data of 2003 and the data of china statistical yearbook ( 2004 ). the paper also uses one - way anova and stepwise regression to help the empirical evidence

    其中,分析中國滬深a股市場中上市公司債務期限結構現狀時,選取了656家樣本公司在1998 - 2004年這七年間的財務數據;在綜合分析公司成長機會、公司規模、資產期限、公司、實際稅率和非債務稅盾等因素對中國a股市場中上市公司債務期限結構的決定性時,僅選取了上述樣本公司在2001 - 2004年這四年間的相關數據;分析行業特徵和經濟發展水平對我國債務期限結構的響時,採用了2003年滬、深a股市場中1164家分佈於12個行業門類的非金融上市公司為研究對,同時,還運用了《中國統計年鑒2004 》中相關數據。
  17. Standard test method for determining relative image quality of industrial radiographic film exposed to x - radiation from 4 to 25 mv

    曝光於4至25mv的x射線放射的工業放射照相膠片的相對影象質量的測定方法
  18. 2 ) the embedded zero - tree wavelet algorithm, which is proposed by shapiro, is analyzed. regarding to its shortcomings, a new quantization method based on zero - tree is presented. in addition, this method needs to match the hvs characteristics

    2 )仔細分析了shapiro的嵌入式零樹編碼演算法,根據其在化過程中存在的問題,提出了一種改進的零樹化演算法,並在化過程中充分考慮了人的視覺特性對于重構圖響。
  19. In this paper, firstly, the main methods of irnaging underwater and underwatr optical imaging development history are being introduced. coilsboction, principle and working circumstance of swg - l are noted. the optical properties of sea water are described, the effect to underwater imaging is analyzed. there are two parameters in evalvating tmderwater driaging quality : underwater contrast and optical tranfe fimction. underwater light source shoud be pay more attention. estimate and measurement of underwater light value are given at the sea depth where the system working

    然後對水的光學特性及其對水下成像的響進行了理論分析,介紹了水下圖評價的兩個參數即水中對比度和光學傳遞函數;對預期拍攝深度的海中照度進行了理論估算與實際測;討論了水下目標輔助照明時應注意的問題。
  20. For construction pace management, the author analyzes the reason of construction postponing and brings forward relevant solutions. for construction quality, the author lists the factors which affect construction quality, and describes the means of quality control, moreover, the accidents during construction are analyzed and correspondent solutions are put forward. for project cost control, the author illustrate how to balance construction cost, quality and term, in addition, the defects of project cost management are analyzed, and correspondi ng solutions are constituted china is in the process of the transition from planned economy to market economics, system reformation and operation adjustment become important jobs for construction enterprises

    在施工項目進度管理方面,分析了施工項目進度拖延的原因及應採取的措施,同時還說明了施工項目進度實施階段的目標管理;在施工項目管理方面,分析了的因素,並結合實際,說明了施工項目在管理方面的一些做法,同時對施工項目事故進行了分析,並提出了相應的對策;在施工項目成本管理方面,闡述了施工項目成本管理的對和內容,並說明了成本管理的實施辦法。
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