觀測時段 的英文怎麼說

中文拼音 [guāncèshíduàn]
觀測時段 英文
observing session
  • 觀 : 觀名詞1. （道教的廟宇） taoist temple2. （姓氏） a surname
  • 測 : 動詞1. （測量） survey; fathom; measure 2. （測度; 推測） conjecture; infer
  • 時 : shí］Ⅰ名1 （比較長的一段時間）time; times; days:當時at that time; in those days; 古時 ancient tim...
  • 段 : Ⅰ量詞（部分） section; segment; part; paragraph; passage Ⅱ名詞（姓氏） a surname
  • 觀測 : observe; observation; viewing
  • 時段 : time interval
  1. In the stage of the sun and the moon in sight, azimuth of the sun, the earth and the moon in the spacecraft body coordinate system is simulated. combining the simulated azimuth with the ephemeris of the sun and the moon, the state equation and observation equation are modeled. the initial orbital parameters calculated by least square method are used in orbit state equation to predict spacecraft state and to realize autonomous navigation

    在日月可見階段，模擬日、地、月敏感器測量信息，即日、地、月在航天器本體坐標系下的方位信息，結合日月星歷，建立狀態方程及觀測方程，通過最小二乘法得到歷元時刻的軌道狀態初始值，將其代入軌道狀態方程進行自主導航。
  2. With the quick development of expressway in the soft soil area, the settlement and deformation of sub - grade of expressway has become a very outstanding question. this paper establishes the corresponding formulas of sub - grade 3 - d ( three - dimension ) settlement on inartificial foundation, bagged sand - drains foundation and semi - rigidity piles foundation, and the calculation results from the formulas is compared with the observation results of settlement. it proves that the methods adopted by the paper are feasible

    本文擬根據馬鞍山?蕪湖高速公路軟土路基的沉降變形及其處理方法，對軟土路基的三維沉降計算和用袋裝砂井處理與粉噴樁半剛性樁處理時的沉降計算方法作一定的探討，同時與幾個路段的實際觀測資料分析比較，認為本文的沉降計算方法總體上是可行的。
  3. 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分佈的特性，我們知道不存在其參數區間長度小於0 . 5的置信區間，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區間如「精確」置信區間， wald置信區間， bayes置信區間等進行分析比較，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區間如：修正大樣本區間jeffreys原則下置信區間二是針對已給定的置信系數與區間長度，我們提出了一種漸近的兩階段區間估計程序，並利用數值計算的方法，在各種置信系數與區間長度限定下，算出了最優的第一階段觀測次數（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。
  4. Gps observation which is about 2km far away from radiosonde site is comparable to radiosonde with a absolute bias of 2. 13mm on precipitable water ( pw ) observation and 1. 28cm on zenith total delay ( ztd )

    與常規探空觀測相比， gps測量的可降水量有很好的代表性。在相距2km時，兩種測量手段測量可降水量和總延遲量的平均絕對偏差分別為2 . 13mm和1 . 28cm 。
  5. Aimed at this property hi which the effect of visco - elastic parameters appeared in late period, this paper proposes that parameters are not adopted as basic ones to predict settlement unless this computed parameters are similar in the course of back - calculation

    針對粘彈性參數對沉降的影響在固結後期才能明顯表現，提出通過對不同時間段觀測信息反演獲得的計算參數基本一致時，才可作為沉降預測的基本參數。
  6. The effect of intensifier and other conditions on the mechanical properties of composite is studied for the sake of searching the optimal compounding and the optimal technological process. first, a series of composites are manufactured by means of different nonwoven fabric and different resin. the dissimilar methods are adopted including hand molding, vacuum - bag molding and vacuum assistant resin injection

    本文在研究非織造布增強樹脂基復合材料的復合工藝、力學性能和破壞機理中，在運用材料學、工藝學、力學和宏觀測試手段的同時，注重採用微觀測試方法，主要採用掃描電子顯微鏡進行測試，觀察了復合材料拉伸斷口的微觀形貌，研究了不同類型的非織造布增強體，不同樹脂和不同工藝條件對宏觀力學性能的影響，從而選擇最佳的增強體和基體的組成、復合條件和工藝，以製成性能最佳的新型材料。
  7. With reof analyze technique, the mainly anomalous spatial features of soil humidity in the 0 - 50cm layer of huai river basin and their relations to different periods of precipitation and air temperature are specially analyzed by using the observed data including dekad averaged soil moisture, precipitation and air temperature data over the east of china from 1990 to 2000. the results indicate that in the springtime the 30cm layer soil can be treated as a boundary

    本文首先利用中國東部1990 - 2000年旬平均土壤濕度、降水和氣溫觀測資料，通過對0 - 50cm層次土壤濕度進行旋轉主分量分析（ reof ） ，重點分析了淮河流域土壤濕度的時空分佈特徵，並初步研究了與前期、同期和後期不同時段降水與氣溫的關系。
  8. Spatial analysis information system about water resource in longkou city is built based on gjs technique and hydrological observational data and has analyzed the spatial distribution of longkou city water resource

    以龍口市多年水文觀測資料作數據基礎，以gis為技術手段，構建起龍口市水資源時空分析信息系統。並利用該系統，對龍口市水資源的時空分佈進行了分析。
  9. On the basis of the tendency and the current information of social and economy ’ s development in shandianhe river in inner mongolia and a lot of prior data and ourselves measured data that they are invested 、 collected 、 arranged 、 analyzed, the paper assessed water resource in study area

    本文結合灤河內蒙段閃電河流域地區社會發展現狀及社會經濟發展態勢，在調查、搜集、整理、分析利用已有資料的基礎上，同時結合大量自己觀測的資料，對研究區水資源量進行了評價。
  10. In order to identify the complicated wave fields between wells, we conducted time - space curves equation derivation for several important waves

    井間地震觀測系統設計時，最重要的兩個參數是觀測點距和觀測井段的選取。
  11. ( 3 ) the optimized strategy analysis on retrieval of gps water vapor the optimized strategy analysis on retrieval of gps water vapor has been carried out under different data processing schemes by using gps observation. the parameters selection problem has been resolved in gps water vapor retrieval process such as the optimum number of adopted igs stations, the relation between single station processing and united station processing, network layout, cut - off angle, zenith delay parameter, period, knot position and so on

    （ 3 ） gps水汽反演優化策略分析利用gps觀測數據，使用多種數據處理方案，進行gps水汽反演優化策略分析，初步解決了進行gps水汽反演中引入igs站的最佳個數、單站解算和聯合解算的關系、網路布局、截止高度角、天頂延遲參數、時段長度、節點位置等選擇問題。
  12. The neogene is a key stage of terrestrial environmental evolution in yunnan. three stratigraphic sections including luhe ( late miocene ), yangyi and longling ( late pliocene ) were selected to reconstruct vertical landscape of paleovegetation in these areas, based on palynological data. according to principle of the coexistence approach, seven quantitative paleoclimatic parameters of each deposit area were obtained by using meteorological data ( 1951 - 1980 ) of the distribution area of extant taxa found each palynoflora in china

    晚第三紀是雲南地區環境演變過程中的關鍵地質歷史時段，本論文以晚第三紀晚中新世（呂合） 、晚上新世（羊邑和龍陵）地層中的孢粉為研究對象，結合同層位大化石植物證據，參照現代植被，恢復了雲南三個化石出產地區的古植被垂直分佈景觀，並定性地描述了古氣候；同時運用共存分析方法（ theco - existenceapproach ）定量化地重建了三個地區的古氣候參數值；初步推測了沉積地可能的古海拔。
  13. A data assimilation experiment is carried out through combination the model with temperature measurements from the 165 e moorings on the equator, which collected by tao / triton ( tropical atmosphere and ocean project ) array of bugs

    並通過在赤道太平洋， 165 e ，熱帶大氣和海洋（ tropicalatmosphereandoceanproject ） ，即tao triton錨系浮標陣列觀測點，選取一段時間觀測資料，進行kalman濾波試驗。
  14. Simultaneous multiple wavwlength observation 10 01

    同時多波段觀測法10 01
  15. An even more aggressive tool that astronomers are currently using is to observe an object in different wavelengths at the same time, known as simultaneous multiple wavelength observation

    目前天文學家已掌握更先進的工具，能同時對天體的不同波段進行觀測，這種方法稱為同時多波段觀測法。
  16. So it can resolve the geology problems. this method has the character of reconnoitering deeply, high ability of penetrating high resistance layer, little random disturbance, observing both far and near, observe in different time windows, receiving the geology information in different depth. so this method is widely used in source exploration and engineering measure

    該方法以其具有勘探深度大、穿透高阻層能力強、隨機干擾小、可以在遠區觀測、亦可以在近區觀測、選擇不同時窗進行觀測、可以獲得不同深度的地質信息等優點，被廣泛的應用於資源勘探和工程勘察領域，成為引人注目的地球物理勘探手段之一。
  17. The report confirms previous observations that the prevalence of the epidemic is levelling out in many places, as death rates and new infections come into balance in countries such as lesotho ( see chart )

    這份報告確認了以前的觀測，即許多地區傳染病的流行水平在死亡和新增感染速率達到平衡時會進入相對穩定階段，例如在賴索托（參見表格數據） 。
  18. It was indicated that because of the complexity of the factors affecting soil macro - pore and macropore flow, the experiments in laboratory should he combined with those in field, and the observation techniques and simulation measures should he further improved

    並指出由於影響大孔隙及大孔隙流的因素較復雜，應將大量的野外實驗和室內實驗相結合，同時改進觀測方法，提高模擬手段，不斷完善大孔隙流理論，使大孔隙流研究邁上一個新臺階。
  19. When one circle of angle observing data is available, a new kind of method, diagram approach, is presented when only short - arc angle measurements is available, the genetic algorithm ( ga ) is used for orbit determination

    當具有半四以上觀測弧段時，提出了一種圖解法確定衛星軌道；當觀測弧段較短時，採用遺傳演算法確定衛星軌遭。
  20. Using tiltmeter arrays and gps technology for continuous real - time monitoring of dams is an advanced method

    採用傾斜儀陣列和gps技術對大壩進行連續實時監測是一種先進的觀測手段。
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