特定觀測區 的英文怎麼說

中文拼音 [dìngguān]
特定觀測區 英文
area of special observation
  • : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : 觀名詞1. (道教的廟宇) taoist temple2. (姓氏) a surname
  • : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
  • : 區名詞(姓氏) a surname
  • 特定 : 1. (特別指定的) specially appointed; specially designated 2. (某一個) given; specified; specific
  • 觀測 : observe; observation; viewing
  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:首先針對荒漠化地的地物徵,對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的基本波段選擇集;初步了解和掌握了研究地的地物光譜性及變異規律,進一步明確了掌握地物光譜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」現象,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的主要徵波段,這些波段與植被生物量和蓋度都有密切的關系,是開展精細植被分類研究和植被量反演的重要基礎;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度量反演的有力工具;建立了荒漠化監主要評價因子的量反演模型,並分析了模型的適用性。
  2. Firstly, by numerical and theoretical analysis, the author compares some existent confidence intervals, for example, " exact " confidence interval, wald confidence interval and bayesian confidence interval, and finds some deficiencies points of the confidence intervals, whose modification version has been proposed. also, several better confidence intervals such as are also presented. secondly, for given confidence coefficient and interval width, the author constructs a class of asymptotical two - stage interval estimate procedures. at the same time, under varies restriction of confidence coefflcientent interval width, the optional sample size of the first stage has been computed by numerical computation. the numerical computation shows that the method considered in this dissertation have good properties and applied value

    同時,由於poisson分佈的性,我們知道不存在其參數間長度小於0 . 5的置信間,基於這些情況,我們主要展開了以下兩個方面的研究:一是利用數值計算分析與理論分析的方法對現有的若干置信間如「精確」置信間, wald置信間, bayes置信間等進行分析比較,發現了一些缺陷,針對這些缺陷,我們進行適當的修正,並得到幾種性質較好的置信間如:修正大樣本間jeffreys原則下置信間二是針對已給的置信系數與間長度,我們提出了一種漸近的兩階段間估計程序,並利用數值計算的方法,在各種置信系數與間長度限下,算出了最優的第一階段次數(抽樣量) ,大量數據表明,本文考慮的方法性態良好,具有應用價值。
  3. Using loges evaluation system, evaluate the microscopic seal ability of claystone formation in study area. and using standard breakthrough pressure of sample, incorporation with macrofeature as lithologic, sediment phase, thickness, continuity and so on, comprehensive evaluate the seal ability of every seal formation

    利用loges井評價系統對研究蓋層微封蓋能力進行了系統評價,並應用取心樣品的突破壓力標,結合巖性、沉積相帶、厚度、連續性等宏徵對各套蓋層開展了綜合評價。
  4. In situ field dynamic monitoring results of soil moisture of three types of greenbelt in tianjin economic development area, including bentgrass, tall fescue and paulownia, showed that the seasonal and vertical dynamics of soil water is the basis of water - saving irrigation

    本文採取原位動態和室內分析相結合的方法研究天津開發草坪、高羊茅草坪和泡桐行道樹的節水灌溉指標,如灌溉飽和點與補償點、灌水額與周期等。
  5. Abstract : the study of pingwu cattle the ecological factor of the main place of origin, its appearance, its body measurements and the comparison with other cattle breeds in sichuan, shows that, in body measurements, appearance, and body measurements index, pingwu cattle is different from other cattle breeds, it " s improved breeds draft cattle in the north - west mountain erea of sichuan, it has characteristics of draft and meat cattle

    文摘:對平武黃牛主產生態條件的調查、外貌的察和體尺的,與四川現有黃牛地方品種的比較分析,結果表明平武黃牛在體尺、外貌、體尺指數等方面有別于其它黃牛品種,是川西北山良好的役用型黃牛種群,具有向役肉兼用型方向發展的優良性。
  6. Study achievement appears as following aspects : ( 1 ) yellow river estuary gate river flow and tide flow mixed area is not keep standing deposition status, on special income water and sediment conditions, boundary conditions and oceanic power conditions, this area may on the scour status ; ( 2 ) observed from estuary sediment deposition distributing process : delta and sea offing area sediment deposition vary trend is similar, each part sediment deposition scale varies as wave shape ; ( 3 ) on estuary gate, affect the sediment deposition factors, primary factors are tide prop, the gate widens gradually, estuary gate have branches, brine induced flocculation. this paper study the estuary gate widen, estuary gate have branches to affect the river channel deposition in quantity ; ( 4 ) based on field measured data, for the first time, deduce the estuary sediment deposition and distributing regress formula which can estimate estuary different areas sediment deposition volume ; ( 5 ) this subject demonstrate the estuary delta coastline dynamic balance conception, build the relationship between the estuary income sediment with deposition land area, draw the following important conclusion : when estuary years - averaged income sediment keeps at 345 million tons, the delta coastline may on the dynamic balance status. ( 6 ) this subject firstly brings up estuary sediment optimized control conception, and has the primary study on the macroscopically optimized control conception method

    研究認為: ( 1 )黃河河口口門逕流潮汐域並非持續保持淤積狀態,在的來水來沙、邊界條件和海洋動力條件下,該域可以處于沖刷狀態; ( 2 )從河口泥沙沉積分配的過程來看:三角洲與濱海泥沙的沉積變化趨勢是基本一致的,各部位的泥沙沉積比例變化基本呈波動狀態,且三角洲與濱海泥沙的沉積比例與來沙量密切相關,基本成正比關系; ( 3 )在口門處,影響泥沙沉淤的因素主要集中在潮汐頂托、口門逐漸加寬、河口門分汊、鹽水造成絮凝等,本報告主要對口門加寬,口門西妥理工大學工程碩士專業學位論文分漢對河道淤積的影響進行了量分析: (一扣根據實資料首次建立了河贖流路泥沙沉積分配的回歸計算式,據此可以預估計算河口不同域泥沙的沉淤量; 、 5 )本項研究首次論證了河口三角洲岸線動態平衡的概念,並建立了黃河河口來沙量與造陸面積的相關關系,得出了當河口多年平均來沙量維持在3 . 45億t時其河口三角洲岸線則可能處于動態平衡狀態的重要結論; 『 6 )本項研究首次提出了河口泥沙優化調控的概念,並對其宏優化調控模式進行了初步探討。
  7. Aesthetic appearance is one of the most important criteria used by consumers in judging clothing wear performance. bagging is a kind of three - dimensional residual deformation that deteriorates garment appearance during wear and caused dissatisfaction. to understand the psychophysical mechanisms of fabric bagging perception, a method of subjectively evaluating this behavior is developed by using a series of photographs taken from bagged fabric samples. both ranking and rating scales are used as the psychological scales. the two scales are highly correlated with each other, but the rating scale provides more information than the ranking scales and can indicate perceived differences between fabrics. a linear relationship between subjective perceptions and measured residual bagging height shows that perception of fabric bagging follows stevens ? power law. residual bagging height contributes up to 94 % of the total variance in the perception of fabric bagging. the rest of the variation may be attributed to anistropic behavior during the bagging process

    是消費者日常服裝穿著功能中最重要的指標之一.起拱是一種外衣穿著中引起變化,令人不滿的三維殘余變形.一種主評價方法是從一系列起拱織物的照片來理解心理物理學規律,採用優劣排序等級和優劣評判等級兩種方法用於心理評價標度.這兩種等級互相間緊密相關,但評判等級比排序等級包含更多的信息,可以更好地分出兩種織物間的差異.主評價結果與量得到的殘余起拱高度之間線性相關,表明了織物起拱性符合斯藩指數律.殘余起拱高度對織物起拱性總方差的貢獻在94 %以上.其它可能是起拱時各向異性因素引起的
  8. Based on wind speed observation record with drawback, it is proved that the exponent expressing terrain roughness can be calculated according the monthly maximum wind speed records at various height levels. wind characteristics of bridge site are determined by statistical method

    針對橋址風速記錄的點,證明了利用不同高度處月最大風速記錄推算地表粗糙度影響系數的可行性,並對通過最小二乘擬合得到的地表粗糙度影響系數進行統計分析,最終確橋址性。
  9. From some characteristics observed, such as the short lift time, narrow frequency band, fast frequency drift, quasi - periodic pulsation, spike event and complex magnetic structure, it is considered that the radiation mechanism of these events may be principally due to the electromagnetic waves magnified directly by the instable electronic cyclotron

    從它們的徵:短壽命,窄頻帶,頻率快速漂移,及尖峰事件與磁結構復雜的大黑子活動密切相關等,認為這些事件的輻射機制可能是電子迴旋脈澤不穩直接放大電磁波所致。
  10. According to the geological data which was gained by exploration investigation, establishing a geological model which can reflect rock mass characteristics ; with analyzing the internal and exterior factors synthetically, the deformation and possible failure mechanism and mode of the cut slopes was confirmed which combines with stereoic projection and other techniques ; the stabilities of the 14 high slopes are estimated synthetically by applicable design codes and guidelines. with the estimate result and some other analysis methods, the rock mass mechanical parameters of slope are identified ; as a results, 14 high slopes fall into 4 categories based on rockmass characteristics and discontinuities. the stability and deformation of some typical slopes was analyzed with distinct element method by udec ; the safety factor of some dangerous slopes are calculated by rigid limiting equilibrium method for comparison

    首先著重研究影響邊坡穩性的內在因素,主要是通過地質勘探、量、現場等手段取得研究地質體的基礎地質資料,建立起能夠反映地質體結構徵的地質模型;隨后綜合分析潛在的內外部影響因素,並結合赤平投影對邊坡可能的失穩模式或破壞機製作出判斷;運用已有巖體質量分類方法對沿線14個高陡邊坡穩性進行初步的評價,並結合試驗研究、經驗判斷、工程類比等手段確了坡體的巖體力學參數;根據穩性初步評價結果將研究14個高陡邊坡按開挖方式分為4大類,並利用離散元程序udec對各類典型高陡邊坡進行了穩性計算分析;對潛在危險邊坡利用剛體極限平衡法求出了不同工況下的安全系數。
  11. This study deals with butterfly diversity and assessing endangered species in natural reserve of baishuijiang in gansu province. the research includes field investigation, observation at certain time and places, captive breeding in experimental area, capture - recapture etc. the biology of four important butterfly species is studied, especially focusing on the natural population life table, habitats, population structure and mobility of byasa impediens. the population developing trend and key factor that result population decline and fluctuation of troides aeacus and byasa impediens are analysed

    本文在甘肅白水江自然保護碧峰溝通過野外調查、察、實驗地飼養、標記重捕等方法研究了碧峰溝的蝶類多樣性並進行了局部瀕危評估;研究了四種重要蝶類的生物學性;對長尾麝鳳蝶的生境、自然種群生命表、種群結構、種群移動性進行了深入研究,並估了各種種群參數,分析了種群發展趨勢。
  12. Normally water resources is affected by human activities and climatic change, but it is affected mainly by climatic change in runoff forming regions located in the high and middle mountainous area in the northwestern china. river runoff in the hexi inland arid region all originates from the qilian mt. area and the change of mountainous runoff resulted from global weather warming up and will bring an important effect to the development of society and economy in the hexi region. so the response on mountainous runoff and its changing trends are analyzed on the basis of the measured data of precipitation, air temperature, and discharges observed from some weather and hydrologic stations in the studied area. the results show that seasonal variation of mountainous runoff in the hexi inland region is mainly affected by the river ' s geographical location and supply source, and the yearly change by precipitation and that in the west of the region by air temperature besides precipitation. there are some obviously regional differences in the influences of climatic change on surface runoff in the hexi inland arid region, that is, rivers runoff in the west of the hexi area have been increasing and rivers in the east part have been decreasing, and the rivers runoff in the central part presented slowly increase trend, such as the heihe river, but it is not quite obvious

    一般情況下,水資源的變化主要受氣候變化和人類活動的影響,但在位於我國西北內陸乾旱地的中高山地帶,徑流的形成主要受前者的影響.甘肅省的河西內陸乾旱是該省重要的工農業生產和經濟開發,這里各項社會和經濟活動與出山徑流的變化都有著十分密切的關系.因此,筆者根據有關水文氣象臺站的降水、氣溫和徑流資料,分析了以黑河、昌馬河、西營河等主要河流為代表的河西內陸出山徑流的變化徵與規律.結果表明,河西內陸出山口徑流的季節變化主要受地理位置和河流補給來源的影響,而年際變幅則受山降水量年際變化及變幅的影響十分明顯.目前,梨園河以西河流水量處于上升階段,梨園河以東的河流則處于下降的階段;以黑河幹流鶯落峽水文站年徑流為代表的走廊中部地的出山口徑流正處於1990年開始的枯水段的上升段.但總體而言,河西內陸乾旱出山口徑流的變化相對比較穩.預計今後若干年內,河西內陸乾旱東段河流出山口徑流的變化以偏枯為主,中段、西段河流出山口徑流的變化以平水或平水偏豐為主
  13. In this paper, a series of surveys on road condition, pavement - performance and destroy reason are analyzed, soil property, hydrologic regime are combined, modulus of resilience are confirmed on heavy compaction test, foundation classification in area of qinhuangdao is divided into 3 grades and highway is divided into 3 districts according to the principle that different soil grades produce the same effect on thickness of base course or bottom course, classification of traffic is divided into 4 grades after observation materials of traffic volumes are collected extensively, traffic characters and parameters are analyzed

    本課題在對現有路面結構狀況和使用狀況進行調查,並對路面使用性能和破壞原因進行分析的基礎上,結合秦皇島地的土質、水文條件,確重型擊實標準條件下土基回彈模量值,依據不同等級土基對路面基層或底基層的厚度產生大致相同效應的原則,將秦皇島地地基強度等級劃分為三級並將本地公路分成三個。在廣泛收集交通量及組成的資料,了解交通性,進行交通參數分析后將交通量等級劃分為四級。
  14. The system under researched in this thesis shows several characteristics, such as small volume, low cost and stability, etc. it will find its application in home surveillance and other situations that with no human guarding, for example, uptown security surveillance, remote education, oil field observation, traffic control and flood prevention, etc. the system can be divided by function into three parts : image collection, dsp image compressing and image transmitting in pstn

    本課題研究的基於pstn的圖像傳輸系統具有體積小、成本低,性能穩可靠等點。可應用於家庭監控,另外也可廣泛應用於各種無人值守的場合,如:小保安監控、遠程教學、油田、道路交通監控、防汛等。本系統從功能上分為圖像採集、 dsp圖像壓縮以及pstn圖像傳輸三部分。
  15. In this dissertation, rainfall infiltration, runoff, and soil water redistribution on a hillslope were studied by simulated rainfall experiments, and soil water cycling was investigated by site observation and soil sampling methods. moreover, the reasons for the desiccation of deep soil layer were analyzed, and its assessment indexes and standards were presented. the main results are as follows : ( 1 ) rainfall infiltration into a planar hillslope with a homogeneous isotropic soil could be simply regarded as one - dimensional infiltration process, if soil erosion was prevented

    針對當前該植被恢復重建中存在的科學問題,以植被建設的關鍵性限制因素?土壤水分為出發點,通過室內外模擬降雨試驗,研究了坡地降雨入滲、產流及土壤水分再分佈規律,同時採用和采樣分析相結合的方法,分析了坡地土壤水分的循環與轉化徵,並初步建立了深層土壤乾燥化程度的評價標準,取得的主要結論如下: ( 1 )在防止土壤侵蝕的條件下,均質坡地的降雨入滲過程可以簡化為一維。
  16. However, via intensive numerical computation, the author finds that actually some characteristic of this confidence intervals, for example, confidence coefficient, expectation width and coverage efficiency fluctuate intensely when the sample size varies given the parameter, or when the parameter varies given the sample size

    但是我們通過精細的數值計算發現,由於總體分佈的離散性,這些置信間的性(置信系數、期望長度、覆蓋效率)實際表現為當參數固隨著次數(樣本值)變化或當次數固隨著參數變化而發生強烈震動。
  17. Objectives : the purposes of the present study are as follows : ( 1 ) anatomical study inclulding observation and measurement on arterial, especially venous system of flap was performed to attempt to illuminate the regular patterns of the distribution of the arteries, veins and their branches in the axial vascular skin flap. ( 2 ) fathoming the origination, distribution, drainage scope and communicating path of deep and superficial veins or accompanied and unaccompanied veins. ( 3 ) elucidating the positions, shape and functions of venous valves in deep and superficial venous stem and its communicating branches, observing their affects on the venous blood circulation

    目的本課題的研究目的包括以下6項內容: ( 1 )對皮瓣的動、靜脈系統,別是靜脈系統進行解剖學研究,探索皮瓣內軸心動、靜脈走行及分支分佈規律; ( 2 )闡明皮瓣內深、淺靜脈系或伴行靜脈與非伴行靜脈的起始、走行、引流范圍及交通途徑; ( 3 )皮瓣深、淺靜脈干及其交通支內靜脈瓣部位、形態、功能及對靜脈間血液流通的影響; ( 4 )明確皮瓣的動、靜脈伴行點與靜脈迴流規律; ( 5 )確皮瓣靜脈迴流的主渠道; ( 6 )為皮瓣游離移植吻合靜脈的選擇,提供解剖學依據,並對跨供血皮瓣靜脈迴流與交通、非生理性皮瓣的血液循環進行探索。
  18. The equal - grain - area - circle diameter and the roundness were defined to scale the form factor and quantified the degree of the grain ' s globalization. metallographic analysis, xrd, tem and edax were expired to observe the evolution of the microstructure, the changing of the phase and the changing of the component

    試晶粒的等積圓直徑和球化度等形貌參數,比較形變組織的半固態球化效果,採用金相分析、 xrd 、 tem 、 edax等方法組織演變過程點,並考察第二相及微成分的變化。
  19. The paper analyzed the typical method of positioning of optical fiber in astronomic observation. according to the structure ' s characteristics and the working demands of lamost, bring forward the new plan on positioning of optical fiber that the focal plane is divided up many unit zones

    通過對天文中光纖位典型方法的分析,結合工程的點和工作要求,提出了在焦面上進行分,並且在單元域內做直線運動和旋轉運動的雙電機單元光纖位機構的方法。
  20. The innovative finding of this thesis is the quantification of the influence of differential settlement on pavement structures based on laboratory tests, load plate tests, field observation and numerical simulation. conclusions and recommendations of this thesis will have significant effect on the development of pavement design, prevention of premature failure, and reduction in maintenance costs

    本論文的創新之處在於面向具體工程實踐,通過室內試驗、現場、荷載試驗和模擬計算,量分析了不均勻沉降對路面結構的影響,別是關于非全斷面處理軟土地基引起的不均勻響應問題的研究,對于提高類似地路基路面設計水平、防止路面早期破壞、減少路面維修費用都具有別重要的意義。
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