觀測高度觀測 的英文怎麼說
中文拼音 [guāncègāodùguāncè]
觀測高度觀測
英文
altitude by observation-
And the deficiencies are pointed out in present researches, such as highway capacity, level - of - service, influence factor of road alignments, etc. from these, it has confirmed that the thesis should be studied from rational analysis, quantitative analysis of level - of - service, impact on capacity of road alignments, setting - up simulation model, etc. the high - accuracy gps dynamic data acquisition appearance is proposed to be used for the first time to carry on the experiment of overtaking on two - lane highways, and experiment scheme is designed according to the driver ' s perceive to judge each overtaking course. based on the experiment data, it can get two important parameters of acceptant gap ? the critical gap of overtakable time headway and returnable time headway through data processing, which can offer the strong support to the research of two - lane highway capacity with qualitative and quantitative analysis. besides, the experiment methods is provided to observe overtaking ratio and to measure the
研究中首次提出了運用高精度gps動態數據採集儀對雙車道公路上的超車行為進行觀測，設計了根據駕駛員感受度來衡量超車過程的實驗方案，並通過後期數據處理得到了超車過程中兩個重要的可接受間隙參數-可超車車頭時距和可回車車頭時距的臨界間隙值，為定性和定量分析雙車道公路通行能力提供有力的數據支持;同時，還提出了觀測超車率的實驗方法以及測量加速度干擾的實驗方案，統一了計算加速度干擾的時間統計間隔，為雙車道公路的服務水平量化研究奠定基礎;最後還簡單介紹了駕駛員問卷調查法和模擬程序中模型參數標定和驗證的數據採集方法。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；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測的主要特徵波段，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度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。Results contrast with the unimproved or some previous models, the features of tumor microvascular networks generated from our model by simulating the angiogenesis in caecum tumor, such as vascular tortuosity, branching and anastomosis, are closer to the physiological facts and more resemble the experimental observations
結果對盲腸腫瘤微血管網進行數值模擬，與改進前的模型和其他模型比較，本模型生成的腫瘤微血管網結構特徵，如血管的走向、扭曲、分叉與融合等，更接近生理實際，與實驗觀測圖像的相似度更高。Based on the field investigations and laboratory examinations, a study of the population of the epiphytic dolichomitriopsis diversformis ( mitt. ) nog. in fanjing mountain reveals that its habitats are different among different host trees, but that there lies the common habitat characteristics of not more than 2m height from the bottoms of host trees trunks, less light, high relative humidity, slow wind speed, slow evaporation speed and long time of remaining humid in middle - lower tree bark ; that it is one dioecious moss species, the morphology is remarkably different between its perichaetium and perigonium, the number of its perichaetia is much more than that of its perigonia, its perigonium is difficult to find out, its sporophyte is upright, its seta is long and thin, its capsule is regular long oval and its calyptra is cucullate
摘要通過野外調查和室內觀測對貴州省梵凈山樹附生尖葉擬船葉蘚種群的研究表明，其生境因其所附生的樹種不同而有所不同，但具有共同特點：附生在樹干下部距地面2m高的范圍之內，光照弱、濕度大、風速小、蒸發量小、中下部樹皮保持濕潤的持續時間長；其為雌雄異株蘚種，雌、雄器苞形態差異明顯，雌器苞數量多，雄器苞數量少並且難于發現，孢子體直立，蒴柄細長，孢蒴規則長卵形，蒴帽兜形。Based on xi ' an region meteorologic measurement relative humidity and temperature profile data in cloud cover, the log - amplitude scintillation deviation a, calculated in terms of the cn2 model compare with values predicted by means of ortgies model at 10 ~ 30ghz. it is shown that the c, 2 model can be applied at the continental climate area as xi ' an area. finally, on earth - space paths, by applying a modif
根據西安地區氣象觀測有雲覆蓋時溫度和濕度隨高度變化的數據，在10 30ghz ，應用該c _ n ~ 2模型計算了幅度閃爍標準偏差，也與ortgies模型預測值做了比較；表明該c _ n ~ 2模型是可用於象西安這樣的大陸型氣候地區。Given the initial conditions including ( 1 ) number density distribution in space which has the similar form to the present day ones, ( 2 ) both the power law and gaussian mass functions for clusters, and ( 3 ) two different velocity distributions which one has a constant dispersion and the other is described by the eddington formula, the dynamical evolution of globular clusters in our milky way galaxy is investigated in detail by means of monte carlo simulations
本文採用與觀測結果具有相同形式的球狀星團空間密度分佈函數，在給定兩種球狀星團系統的初始質量譜（冪律的和對數高斯的）和兩種球狀星團系統的初始速度分佈函數（愛丁頓速度分佈函數和常數的速度彌散度）條件下，我們採用montecarlo的方法對球狀星團系統的動力學演化進行討論。Furthermore, the dq value ranges of profile multifarctal spectra in different landform types and in different directions of the same sections perform different properties and anisotrpies. it can be concluded that the landscape fractal properties depends closely on the int ensity, manner and inhomogenity of exogenic and inogenic processess, and with the properties, we can study quantatively the dynamic geomorphic process. by using the same methods just above, local fractal dimensions d, crossover length tc and the multifractal spectra dq - q of two large - scale landform profiles ( across and along tianshan mountain ranges respectively ) are calculated. the results show that in the studied scaling range the two profiles perform different scaling properties, and both of them can be divided to three evident different linear scaling subsections
不同類型地貌區二維地貌表面也表現出多度域分形特徵，而且隨著觀測尺度的增加，每個區間的分維值均表現為依次減小，表明外營力作用的影響逐漸被內營力作用所取代：不同類型地貌區在相應區間的分維值表現為高山區中低山區盆地區，體現了不同類型地貌表面粗糙性或復雜性的差異，因此分維值大小可作為地貌表面外營力侵蝕作用強度的重要指標：利用標度區的間斷點和各種地貌類型表面分維值或宏觀效應趨於一致，提出5 - 6km左右可作為地貌的宏觀臨界點，並且與利用地貌剖線研究所得到的5km這一數值是基本吻合的。The ncep / ncar global reanalysis data about 55 yean ; ( 1948 - 2002 ), the observed data about 2 years ( 1999 - 2000 ), the meiyu data in the mid - lower reaches of the yangtze river and the precipitation data at 160 stations in china duing 1951 to 2000 are used in the paper. we present a preliminary study on the relationship between the precipitation total for meiyu and the summerly precipitation in the eastern side of the northwest china. then using nonhydrostatic version mm5 with one nested grid, the effect of the circulation patterns for meiyu on the summerly precipitation in the eastern side of the northwest china was simulated by numerical simulation of full physics
本文採用1948 2002年ncep再分析資料、 1999 2000年的全球地面、高空觀測資料、 1951 2000年梅雨以及全國降水量資料，初步研究了長江中、下游地區梅雨事件與西北地區東部夏季降水的聯系，並用mm5中尺度非靜力模式模擬了多（少）梅雨環流型對西北東部夏季降水的影響；另外，還分析了梅雨與四川盆地、東南沿海地區夏季降水的聯系。The number of cascade particles changes according to the incident cosmic ray energy, observation height, etc
到達地面的簇射粒子數目會隨不同因素而改變，包括原初宇宙射線的能量、觀測高度等。If the focal point of the len shifts around the surface of the sample, the mass ablation, the temperature of the plasma and the spectral intensity appear asymmetric and their maximum occur at the location which is about 0. 4mm under the surface of the sample. ( 2 ) to the plasma of the aluminum alloy sample, when the operating voltage is 1600v, the height from the observed location of the plasma to the surface of the sample is 2mm and the argon pressure is 660 torr, the spectral intensity have the maximum values
（ 2 ）對于標準鋁樣品，在激光器工作電壓為1600v 、等離子體觀測高度為2mm 、氬氣壓力為660乇時，其譜線強度最強；以al 308 . 22nm 、 al 309 . 27nm兩條譜線為分析線，發現隨著環境氣壓的增大，譜線自吸效應明顯增強，當環境氣壓達到600 - 700乇時，譜線幾乎產生自蝕。In this experiment, a neodymium glass laser is used to study the effects of the operating voltage, power density, the height from the observed location of the plasma to the surface of the sample, the location of the sample, the gas composition and the pressure on the intensity and quality of the spectrum
本文採用高能量釹玻璃激光器，研究了激光器工作電壓、功率密度、等離子體的觀測高度、樣品位置、環境氣體及氣壓對等離子體的譜線強度及譜線質量的影響，獲得了最佳的實驗條件，並測量了金屬分析樣品中某些元素的含量。Deformation monitoring and high - precision georobot system
變形觀測與高度測量機器人系統This era and its dramatic coda have now been probed by high - precision observations of the fossil radiation [ see “ the cosmic symphony, ” on page 44 ]
現在用以探索古老輻射的高精密度觀測，就是在檢驗這個與輻射脫鉤的時期，以及它那戲劇性的尾聲（見46頁聆聽宇宙交響曲） 。The chief purpose of this paper is to design a new multi - sensor fusion algorithm which can be used by hfgwsr under the clutter environment, which should meet the requirement of real - time processing
本論文的主要目的是設計一種可以滿足強雜波背景下觀測精度較低的高頻地波雷達應用的多傳感器融合演算法，並保證演算法滿足實時性要求。Traditionally, the gauge is recognized by human eyes. however, some of the subjective factors such as : observation angle, observation distance and fatigue may have effects on the value
這種判別方法受人的主觀因素如人的觀測角度，觀測距離及疲勞強度等影響，誤差很大，可靠性不高。According to comparison between the calculated results, conclusions are summarized as follows : the accuracy of sensors and length of the observation time have great influence to the navigation precision in different orbit types
對高、中、低三種軌道類型，分別進行計算，通過對比可以看出，敏感器精度、觀測時間長短對不同的軌道類型導航精度影響很大。We have analyised the observed results of low and high spatial resolution observations of molecular line emission toward regions of high - mass star formation which have contributed to the understanding of the physical conditions, morphologies, and dynamics of the molecular gas in the immediate vicinity of recently formed massive stars
本文研究了來自大質量恆星形成區的一些分子譜線的低解析度和高解析度觀測結果。這些結果有助於我們了解在最近形成的大質量恆星附近分子氣體的物理條件，形態以及動力學結構。Characterization of pavement texture by use of surface profiles - determination of mean profile depth
表面外觀路面結構的特性.平均剖面高度的測定Characterization of pavement texture by use of surface profiles - part 1 : determination of mean profile depth
使用表面外觀表徵路面結構.第1部分:平均剖面高度的測定Characterization of pavement texture by use of surface profiles - part 1 : determination of mean profile depth iso 13473 - 1 : 1997 ; german version en iso 13473 - 1 : 2004
利用表面外觀表徵路面結構.第1部分:平均剖面高度的測分享友人