相對發度曲線 的英文怎麼說

中文拼音 [xiāngduìxiàn]
相對發度曲線 英文
relative luminosity curve
  • : 相Ⅰ名詞1 (相貌; 外貌) looks; appearance 2 (坐、立等的姿態) bearing; posture 3 [物理學] (相位...
  • : Ⅰ動詞1 (回答) answer; reply 2 (對待; 對付) treat; cope with; counter 3 (朝; 向; 面對) be tr...
  • : 名詞(頭發) hair
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 相對 : 1. (面對面) opposite; face to face 2. (非絕對的) relative 3. (比較的) relatively; comparatively
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  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:首先針荒漠化地區的地物特徵,高光譜數據不同波段的數據質量、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;現了基於光譜整體形狀的分類方法在很大程上能夠消除由於傳感器、地物目標觀測方向之間的角變化引起的反射率整體平移的「同物異譜」現象,于譜形似而整體反射率的值差較大的兩類地物,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量和蓋都有密切的關系,是開展精細植被分類研究和植被定量反演的重要基礎;像元的導數光譜分析可以消除土壤背景的影響,是進行植被生物量和蓋定量反演的有力工具;建立了荒漠化監測主要評價因子的定量反演模型,並分析了模型的適用性。
  2. The case analysis centers on the reason why the port production development slows down. with the spss 11. 0 statistic software, correlation ^ egression and curve estimation analysis have been carried out on guangzhou port ' s cargo sources and production capability. at 95 % confidence, it comes such a conclusion that guangzhou port has sufficient cargo sources but will become incapable in production

    案例分析圍繞港口生產展速下降的原因展開調查,並應用spss11 . 0統計軟體包,廣州港貨源和生產能力情況進行關分析、擬合分析和假設檢驗,在5置信上得出「廣州港貨源充足但港口生產能力不足」的結論。
  3. For example, the pushover curve analysis has no way to consider the hysteretic energy and the energy dissipation in other ways, and to consider the material fatigue and the scathe in the structures " to - and - fro motion. the work done in this thesis is mainly as follows for trying to make better of the capacity - demand curve in existence : 1. confirm the factors those caused the discrepancy between the different capacity curves : the shape of lateral load distribution, assumption of member bars model, irregularity of the structures, p - effects

    為此,本文有針性地開展了一些工作:闡述了基於性態的設計方法和基於位移的設計方法的關概念及展歷程;介紹了幾種現有的能力-需求法的原理及分析步驟並剖析了它們的不足;列舉了影響能力-需求法計算準確性的主要因素,通過算例比較分析它們各自的影響程從而得出了其中最為重要的影響因素;針已有的分析結論提出了現有能力-需求法的改進方案,通過算例分析驗證了改進效果。
  4. The paper concludes that the changing rate of ndvi of rain forest in tropic is the smallest, the changing curve is smooth, while the changing rate of ndvi of the deciduous broad leaf forest in warm - temperate zone is the largest the change of ndvi is the most conspicuous in winter and spring ( especially in april ) while is not conspicuous in summer and autumn by analyzing the change of ndvi along latitude using the ndvi value of different vegetation types along the same longitude. the vegetation index from warm temperate zone to semitropical zone has obvious transition, while other areas have no distinct change by analyzing the change of ndvi from temperate zone to semitropical zone to tropical zone using ndvi averagejn the same time it is concluded that the sink value in the beginning of the year 1995 is from the influence of the monsoon in east of china by analyzing the ndvi curve of several typical needle leaf forests. the relation between ndvi value and temperature is conspicuous while the relation of precipitation is less or not by analyzing the relation between ndvi and temperature and precipitation finally it can get the conclusion that the change of river area is the smallest, the change of sienna area is the greatest by analyzing two phases of tm data in 1987 and 1997 with rs technic

    利用從同一經的不同森林類型ndvi值分析,沿緯方向ndvi變化可得出, ndvi在冬春季變化最明顯(尤其是在4月份最大) ,而在夏季和秋季變化不明顯。利用ndvi均值進行分析,從暖溫帶到亞熱帶到熱帶的變化情況現,從暖溫帶到亞熱帶ndvi指數形成明顯的階躍,而其它區域沒有太大的變化,同時幾種典型的針葉林分析可知其年初的凹值源自於我國東部季風的影響。利用ndvi數據分析其與月均溫與降水的關性得出與溫關性較為顯著,而與降水關性不顯著或無關性。
  5. And they show that chinese upper crust has a stable ree composition, and those different grain - size sediment samples which are from different site, and deposited in different periods do not establish any remarkable difference

    它們的配分似,表明了組成上的一致。在與黃土等物質進行比時,現它們除了含量上有差異外,在配分形態上是一致的。
  6. In this paper, the finite - element numerical analysis calculation is applied to the foundation of high - rise and multi - floor building and the evolvement law of stress and displacement of tunnel used by urban traffic to explore the mutual influence between the wall rock of underground space and high - rise building foundation, taking account of the specific construction situation in the " sanmu garden " project in dadukou district in chongqing, from the perspective of underground space static - force structure stability analysis to open a underground tunnel with 6m in span and 7. 5m in height for track traffic 20m below the surface. this paper, taking considerations of three different states, i. e. the natural state without any artificial interference, the state of high - rise buildings on the surface, and the underground tunnel state with excavation for track traffic, and four plane lines and four vertical lines, analyzes and studies the distributing law of stress and displacement of calculation section from the following aspects : ( 1 ) the main stress vectorgraph, displacement distribution graph ( ux, uy ) and chromatogram graph of stress isoline ( 1, 2, xy ) of section under different states ; ( 2 ) the contrastive distribution curve of stress ( 1, 2, xy ) of different plane and vertical lines under the same state ; ( 3 ) the contrastive distribution curve of stress ( 1, 2, xy ) of the same plane and vertical lines under different states, wishing to provide references for underground space utilization and project designing and construction of the tunnel under high - rise buildings in the future

    本文結合重慶市大渡口區「三木花園」開建設項目,從地下空間靜力結構穩定性分析角,針在該項目中涉及的高層和多層建築物以及在其地下20米處開挖了一個用於軌道交通的跨6米,高7 . 5米的地下隧道這一具體工程情況,採用2d - 3d -有限元結構分析程序高層與多層建築物的地基基礎及其與城市軌道交通使用的地下隧道圍巖的應力與位移演變規律進行了有限元數值分析計算,探索了地下空間圍巖與高層或多層建築物地基基礎之間的互影響,通過考慮未受到任何人為擾動影響的天然狀態、地表存在多層或高層建築物狀態和地下開挖用於軌道交通的地下隧道狀態等三種不同狀態以及4個水平剖和4個垂直剖等不同情況,從以下幾個方面具體分析研究了計算斷面的應力與位移分佈規律: ( 1 )在各種不同狀態下計算斷面的主應力矢量圖、位移分布圖( ux 、 uy )以及應力等值色譜圖( _ 1 、 _ 2 、 _ ( xy ) )等; ( 2 )同狀態下不同水平與垂直剖的應力_ 1 、 _ 2和_ ( xy )比分佈; ( 3 )不同狀態下同水平或垂直剖的應力_ 1 、 _ 2和_ ( xy )的比分佈等,為今後在地下空間的開利用以及在高層建築物地下開挖硐室時的工程設計和工程施工提供參考依據。
  7. This paper reviews the existing research methods for the water - yielding rules, presents the difference between the lab core and the real reservoir in macroscopic and microscopic geologic characteristics, integrated with the relative permeability curve and the methods for determination of the volumetric conformance efficiency of lab core and the real reservoir, and proposes a new method - conformance efficiency modification method that can be used to determine the theoretic water cut curve of the water drive oilfield

    在總結現有產水規律研究方法的基礎上,從考慮室內巖心與實際油藏宏觀,微觀地質特性差異的角,結合滲透率以及實驗巖心、實際油藏體積波及系數的確定方法,提出並建立了一種確定水驅油田理論含水率的新方法波及系數修正法。
  8. A normal transform is introduced, and there are enough much grids in the region between the critical layer and the wall, where the variation of the disturbance is the quickest. the finite - difference of governing equations with fourth - order accuracy in the normal direction is utilized in full regions including points close the wall, and is very important for accurately discreting equations. the combination of global and local methods is implemented, and a new iterative formula is derived

    坐標系下的拋物化穩定性方程,文中展了求解的高效數值方法:引進法向變換,使得在臨界層與壁面之間的擾動量變化最快的區域有更多的法向網格點;導出包含邊界鄰域在內的完全四階精的法向有限差分格式,這方程精確離散至關重要;採用全局法和局部法結合的方法及其新的迭代公式,大大加速收斂並得到更精確的特徵值。
  9. In order to solve this contradiction, reservoir engineering methods are used to estimate the exploitation process about the block, which including water drive curve method, the correlation experience method, the method of the flow pipe budgetary estimate and the method of well net density. on the basis of these method, the author studied the macrocospical distributing of remaining oil in each layer

    單元開過程中存在的突出矛盾,運用水驅法、關經驗公式法、流管概演算法、合理井網密法等油藏工程方法斷塊的開歷程進行評價,在此基礎上進行各小層剩餘油的宏觀研究。
  10. The existed material fatigue performance test curves are dealt with and analyzed, and the non - dimensional stress - strain curve, tangent modulus factor curve and fatigue life curve are drawn based on the experiment data, and these three non - dimensional parameter curves are used to find the inherent rules that the test curves can be replaced each other to some extent. it can be concluded that if the common character and system error of these materials are found, the test curve of a certain material can be used for reference by another material. this is a simple approach about fatigue life estimate and is engineering practical

    已有的材料力學疲勞性能試驗進行分析整理,利用試驗數據繪制了應力應變、切模量因子和疲勞壽命,利用這三種無量綱參數現了其中存在的規律性,即在某種程上實驗可以互取代,並用試驗數據此進行了討論,並由此推斷,如果找出材料彼此的共性或彼此之間的系統誤差就可以將一種材料的試驗供其它材料參考使用,這是一種估算材料的疲勞壽命的簡便方法,工程而言具有實用性。
  11. This disquisition aimed at plc reactive dispatch curve controller, associating the entire exploiting process, expounded in guiding ideology, control standard, function and structure design, software system design, analog experiment, fixing and debugging and so on, also part of flow schematic diagram ( the ladder chart was n ' t drawn because of too many network and length limit ). this design involves many subject such as power systenu automatic control microcomputer control and electroa during the design, we have read a great deal of concerned data, base on the sufficient investigation analysis and research, associating the practicality of huanren power plant, we introduced and exploited plc reactive dispatch curve controller in the first time

    本文針plc無功調控制器,結合整個研製過程,在設計指導思想、控制準則、性能設計、裝置構成設計、軟體系統設計等方面進行了闡述,並給出了部分程序流程簡圖(由於梯形圖網路數太多,受篇幅限制沒有給出) 。本設計涉及到電力系統、自動控制、微機控制、電子等多學科知識,在設計過程中,我們查閱了大量關的資料,在充分調查、分析、研究的基礎上,結合桓仁電廠實際情況,首次提出並研製出了plc無功調控制器。
  12. Considering the similitude law for shaking table test, we study the test results and obtain some conclusions which are a ) generally, the silty soil in test box liquefies and the liquefied time has relation with the amplitude of acceleration, b ) when the intensity is on and above eight degree, the silty soil deposit will be liquefied dramatically, c ) the relationship of the pore water pressure is relevant to the cycle loading which represents when the cycle loading ranges from little to great, the relationship is represent as a concave curve, or else as a protruding curve and tends to stability. ( 3 ) based on the triaxial compression test and the resonant column test, some studies are made such as a ) the duncan - chang parameters of constitutive model, b ) the dynamic shear modulus ratio and c ) the damping ratio of the site soil deposits. in order to deal with the test data, a computer program is compiled

    ( 2 )利用小型振動臺進行了k _ 0固結狀態下粉土的振動液化模擬研究,通過分析正弦荷載作用下的試驗資料,驗證了粉土的孔隙水壓力增長模式的合理性;從微分方程推導了基於土體振動臺模型試驗的似律,並從模型實體、孔壓時程似律等方面做出了分析,得出了如下結論:在小型振動臺試驗中,模型箱中的粉土都生了液化,液化的時刻和輸入加速幅值有關,而頻率的變化不太敏感;粉土在當於8 9地震烈的加速幅值作用下可能產生嚴重的液化;孔壓的增長形狀與施加的荷載有關:當施加荷載為由小到大的形式時,形狀為上凹的;當施加荷載為等幅的正弦荷載或荷載幅值由大到小時,形狀為上凸的,且逐漸趨于穩定。
  13. The second chapter is about model experiment study, it introduces purpose, scheme, equipment and experiment contents having copperplate and copper ball as object by comparability rule experimenting plenty of physical models, deals with experiment data and makes second field attenuation voltage curves first field isoline both single aperture and mutli - aperture in different situation. in the end, it obtains best depth of multi - aperture source

    利用似性準則進行大量的物理模擬實驗,實驗觀測中以銅板和銅球作為目標體,詳細介紹了模擬實驗研究的目的、方案、使用設備以及實驗內容,並實驗數據進行了處理分析,作出了不同模擬條件下單、多孔徑的二次場衰減電壓和一次場等值圖,找出多孔徑作射源的探測最佳深
  14. Through having done field surveys in the campus of chongqing university, this paper tested classroom indoor and outdoor climate parameters in june, july and september of 2005, it used questionnaire to acquire subjects ’ thermal sense, draft sense and humidity sense in classroom each month, and programmed composition to compute predicted mean vote and compared pmv with the field testing results of mean thermal sensation vote. it is discovered that pmv is overvalued the college student ’ thermal sensation in chongqing. it finds that people in chongqing adapt to the typical summer hot and winter cold sweltering weather

    重慶地區高校教室的現場調查,測試了重慶大學2005年六月、七月和九月教室室內外熱環境參數,通過採用問卷主要掌握了受測象教室里的冷熱感、氣流感和潮濕感,通過編製程序求得預測平均熱感覺評價pmv的值,比較pmv和問卷調查得到的平均熱感覺mtsv ,現pmv預測值高估了重慶地區高校學生的熱感覺,這里的人群重慶這種夏熱冬冷地區比較典型的悶熱氣候具有一定的熱適應性,現場問卷調查的結果進行分析,得出了室內空氣溫、氣流速與人體主觀感覺之間的回歸現重慶地區高校學生熱中性時的空氣溫為25 . 5 , fanger根據歐美人群調查得到的公式計算出的預測熱感覺為中性時的空氣溫為25 . 0 ,兩者差0 . 5 。
  15. 3. bring forward a new idea : the ideology of synergetics used in atomic simulation and multi - scale simulation of materials design. on the basis of this, next tasks were put forward : ( 1 ) analyzing the changes of stress - strain curves of the interphase before and after pre - treatment ; ( 2 ) the efficient of the coupling effect of o2, na2s04 and h2o stream on the oxidation and erosion resistance of interphase ; ( 3 ) the methods of improving environment performance of interphase above 1273k

    提出將協同學的思想用於原子級模擬及跨尺模擬的思路,並在此基礎上,提出下一步的工作設想: ( 1 )分析熱處理前後界面區域應力-應變的變化; ( 2 )航空動機模擬環境中,氧、硫酸鈉蒸汽及水蒸汽耦合效應界面抗氧化性、抗腐蝕性的影響; ( 3 ) 1273k以上界面環境性能提高的方法。
  16. Based on experimental research on electrical property of waterflooded rock we have found that variation of salinity has much effect on rock resistivity, and it makes that relation curves of complex resistivity and in - phase resistivity of rock under single frequency with water saturation are characteristic of u - style curve, just like relation curves of waterflooded rock resisitivity with water saturation, but salinity variation has little effect on rock dispersion property

    摘要通過水淹巖石巖電特性的實驗研究現,地層水礦化的變化,巖石電阻率幅值的影響較大,致使單一頻率下的巖石復電阻率幅值和同電阻率也會象常規電阻率一樣,隨著含水飽和的變化,出現" u "形,而而言,地層水礦化巖石頻散特性的影響較小。
  17. The reference values of strength parameters of the grounds and rock - fillers of the high rock - filled embankment on liuzhai - shuien highway in guangxi are obtained in this paper by synthetically analyzing the construction technology at home and abroad and indoor rock tests. by comparing the analysis method of settlement laws and thoroughly analyzing the datum of the embankment settlements of liuzhai - shuiren highway from the whole cons truction period, a new method generated from expectation technology to analyze the embankment settlement laws, " compete " growth curve, is presented in this paper and the result tallies with the observation data. for there are shortcomings in indoor rock tests, in this paper by combining finite element method with duncan - chang nonlinear constitutive model and composite method, a method for back analysis of the strength parameters of rock fillers is presented with a corresponding program, which has been successfully applied

    通過國內外已有高填石路堤修築資料的綜合分析及室內巖石試驗,獲得了寨任二級公路高填石路堤地基及填料強參數的參考值;通過路堤沉降展規律現有分析方法的比較及廣西寨任二級公路高填石路堤修築工程中的沉降全過程觀測資料深入分析,運用預測技術,提出了路基及路堤沉降展規律分析的「龔帕斯」成長分析方法;針室內巖石試驗的局限,運用有限元技術,結合鄧肯一張非性本構模型和復形調優法,提出了高填石路堤填石料強參數的反演方法,開應的反演分析程序,並成功地反演了廣西寨任二級公路高路堤填石料的強參數值。
  18. In general, the upward amplitude curve " curvature is larger, and it changes quicker. on the contrary, the downward is smaller and slower ; because the flare force contains the square of the wave elevation velocity, it results in an difference between the flare force frequence and the associated moving frequence ; the flare force decreases the downward amplitude of heaving oscillations ; the speed of ship has an ignorant effect on the peak values of three calculated values, but there is an obvious effect on the oscillating frequence ; the wave amplitude has an effect on the ship motion, and there is an linear relation between the oscillating amplitude and the wave amplitude on the whole. by the way, there are some experiences and lessons according to the progress calculation : before the calculation of the ship motion, we should checkout the balance in a calm water firstly, namely, the whole displace of ship and the longitudinal position of the center of gravity must be consistent with the draft in calm water, or else, the calculation may show the " floating " phenomenon ; the mixed language programming has a lot of virtues, but it exists a fatal limitation - the debug of dll

    研究表明:在某些頻率范圍內關水動力系數基本不隨吃水變化,只有超過某一頻率后水動力系數的值才會出現差異;在橫搖方向,水動力系數並沒有隨著吃水的變化生規則變化,而是出現了波動現象;近船首剖面的水動力系數計算表明,水動力系數的波動非常大,並遠遠偏離了平均位置的水動力系數值,值的變化速率也不盡同,總的看來,上振幅率較大,變化較快,下振幅率較小,變化較慢;外飄力和波面運動的速的平方項有關,導致其振動頻率和應運動方向的頻率不同;外飄力使升沉向下運動的幅值減小;船速三個計算量的峰值影響甚微,但振動頻率有明顯影響;波幅船舶運動的影響是明顯的,船舶運動的幅值基本上和波幅成性關系。
  19. As practical engineering examples the poper has shown the analyses oncrack control in two mass concrete structures by use of the procedure mentionedabove, in which the transient temperature fields were obtained from the results bythe finite difference method or the temperature curves measured in construction

    作為實例,本文採用實測溫求得瞬態溫場,按上述步驟北京地區兩個大廈基礎進行了抗裂分析,結果與實際情況符,未現裂縫。
  20. As practical engineering examples the paper has shown the analyses on crack control in two mass concrete structures by use of the procedure mentioned above, in which the transient temperature fields were obtained from the results by the finite difference method or the temperature curves measured in construction

    作為實例,本文採用有限差分法及實測溫求得瞬態溫場,按上述步驟寧波地區兩個大廈基礎進行了抗裂分析,結果與實際情況符,未現裂縫。
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