極地測量 的英文怎麼說
中文拼音 [jídecèliáng]
極地測量
英文
polar survey- 極 : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 量 : 量動1. (度量) measure 2. (估量) estimate; size up
- 極地 : [地理學] polar region極地冰 [海洋學] polar ice; polar cap ice;極地冰川 [水文] polar glacier;極地...
- 測量 : measure; survey; gauge; meter; measurement; measuring; surveying; mensuration; metering; gauging;...
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The study includes the hole color tv imagery system for drill hole, even - pole bore - hole acoustic system and acoustic meter, bore - hole multi - point consolidation apparatus, the quick camera computer - aid image for high rocky slope, image technology for layer analysis, safety monitoring technology for the section close to the dam, software for processing and forecasting the slope monitoring data, high precision geodesy monitoring automation system, etc. all the study results are new, advanced and practical, which has applied in the project and gained the obvious benefits
鉆孔彩色電視孔壁成像系統、直接橫波測井研究偶極子井下聲系和聲波儀、鉆孔多點滲壓儀及壓模系統、巖質高邊坡快速攝像微機地質素描成圖、層析成像技術、近壩庫段安全監測技術、邊坡監測數據處理預報軟體研究、高精度大地測量監測自動化系統等項目,研究成果內容新、先進、實用,已在工程中應用,效益顯著。Simulations of magnetic fields generated by the antarctic circumpolar current at satellite altitude : can geomagnetic measurements be used to monitor the flow
在衛星高度南極周圍電流所產生磁場的模擬:地磁測量能用監視器流的嗎?In order to analyze the differences of the content of ergosterol in the imazalil - sensitive and imazalil - resistant isolates of p. digitatum, the technology of hplc was used. the results showed that the contents of ergosterol between imazalil - sensitive and imazalil - resistant isolates were not significantly defferent ( p = 0. 05, dmrt ) when they grew in the medium without imazalil. interestingly, when imazalil ( 0. 1 # g / ml ) was added to the medium, the content of the ergosterol in imazalil - resistant isolate ( pd07 ) was significantly higher than that in imazalil - sensitive isolate ( pd23 ) ( p = 0. 05, dmrt )
結果表明,在抗性菌株pd07不加抑霉唑的情況下, pd07和pd23中游離麥角甾醇的含量採用duncan ' s新復極差測驗在5水平沒有明顯差異;但當pd07中加入0 . 1 g ml抑霉唑時,三次重復測定結果顯示抗性菌株pd07中麥角甾醇的含量明顯地要比敏感菌株pd23中的含量高,而且兩者在5水平上差異顯著。Furthermore, problems easy to make mistake are demonstrated, for instance, grounding resistance of large grounding grid is impedance
研究論證了被一些研究者錯誤理解的關于大型地網接地電阻是阻抗、四極法及其倒相法測量結果為阻抗等問題。Based on theory and experiences, this paper has discussed how to choose assistant electrode distance, large - current power, measuring points, measuring lines, etc. in detail
結合理論和實踐經驗,著重討論了四極法輔助極距離、大電流電源、地網測量點、測量線的選擇等問題。In october 1991 it was reported that the ozone shield, which protects the earth ' s surface from harmful ultraviolet10 radiation, had dwindled11 to the lowest level recorded over antarctica since 1975 when measurements were first taken
據報道, 1991年10月,南極上空防止地球表面遭受有害紫外線輻射的臭氧層,萎縮至1975年開始有測量記錄以來的最低點。Polarimetric synthetic aperture radar ( sar ) interferometry, which combines sar polarimetry with sar interferometry, can improve the measurement precision of interferometric sar and enhance the ability to explain the scattering mechanisms of targets
極化sar干涉測量將干涉sar和極化sar測量技術相結合,能提高幹涉測量精度並能更好地解釋目標的散射機理,近幾年來已成為一種新興的前沿技術。So it has become an important direction of sar application development. in this dissertation, we studied the methods of terrain measurement using polarimetric sar interferometry, and explored the role of polarimetry in sar interferometry
本文研究的主要目的是以干涉sar和極化sar為基礎,對極化sar干涉測量方法進行探索性研究並建立極化sar干涉測量地形參數的關鍵演算法,具有重要的意義和應用價值。Based on extensive investigation of construction technique history of chinese ancient buildings, the structure method, structure developing history and seismic behavior of chinese ancient timber structure buildings are analyzed in several respects of the structural system and form. through a series of experiments on constituent parts of chinese ancient timber building structure, including the tests on the corbels and brackets called dougong subjected to low cyclic reversed loadings, the tests on the wooden frame using the tenon - mortise joints as connections of column and beam subjected to low cyclic reversed loadings, the tests on vibration isolation effect of friction and slippage between column footing and their socle base, and a series of shaking table tests on a chinese ancient timber structure palace building mode under artificial earthquake at serving conditions, destroyed conditions and reinforced conditions, many valuable results of structures such as moment - curvature hysteretic loops of dougong structure and tenon - mortise joints under low cyckc reversed loadings, the static function, the seismic performance, energy dissipation, vibration reduction, energy - loss mechanism, nechanicalmode and failure mode were studied. aplenty of valuable parameters of the structure system were obtained, such as the natural period of structure, vibration modes, damping ratio, factor of vibration isolation, oscillate amplitude of ineitial accebration, velocity and displacement, magnitude of slippage, and the mechanism of structure failure and collapse etc. based on these research, the complete analysis of ancient timber structure under earthquake were carried out in which including mechanism analysis method, calculating mode, strength analysis of members and joints, strengthening methods for serving damaged ancient timber structure buildings were also taken into account
依照宋代《營造法式》建造了抬梁式殿堂木結構構件及結構模型,對中國古代木結構中的典型構造如:柱腳在礎石頂面平擱簡支、柱架榫卯連接、柱高不越間之廣、側腳、生起、斗拱等的構造機理及結構功能進行了量化分析和實驗研究: (一)通過木柱石礎靜摩擦試驗,測定了柱腳與石礎古鏡面間的摩擦系數及摩擦力隨上部結構荷載變化的規律; (二)通過單柱承載力試驗,測定了古建築中木柱的受力變形特徵、破壞模式、及模型材料的變形模量、極限承載力、極限變形等參量; (三)通過柱架低周反復荷載試驗,測定了柱架的抗側移剛度、柱架恢復力特性及滯回曲線、榫卯張角剛度及其變化規律、柱架及榫卯的極限承載力和極限變形、及榫卯減振參數; (四)通過斗?低周反復荷載試驗和受壓試驗,測定了古建築木構件與木構件間摩擦系數,斗?抗側移剛度,斗?恢復力特性及滯回曲線,斗?抗壓極限承載力及受力變形規律; (五)通過抬梁式殿堂間架模型振動臺試驗,測定了殿堂木構架結構自振周期,地震反應振形、阻尼特性及阻尼比;按結構分層特點對柱腳、柱頭和斗?層上的屋蓋的地震反應採用多點同步測量,對柱根滑移、榫卯變形、斗?的變形、復位、耗能減振參數等進行了定量分析。The tester gives all kinds of control signals, measures the angles of the steering engines and displays the results automatically , then the automation degree of steering engines measuring is highly increased
該測試儀能夠實現自動給定各類控制信號,自動控制舵面偏轉,自動測量與顯示測試結果等功能,極大地提高了測試的自動化程度。On the other side, measuring errors of grounding resistance and solution of current voltage electrodes reversing has been compared with horizontal two layers and vertical delaminating ( three layers soil )
比較分析了電流電壓極反向布置、在水平雙層和垂直分層或三層土壤結構中接地電阻測量的誤差和解決辦法。The ? 1 word count error exists in nearly all kinds of digital time and frequency measuring instrument and it affects the instrument ' s measuring precision tremendously
在所有的數字式時間及頻率測量設備中,幾乎都存在著1個字的計數誤差。它的存在,極大地影響儀器的測量精度。The paper analyses the advantages and disadvantages of a large number of harmonic analysis methods and puts forward to a new algorithm in order to improve precision of fft, which is plural list and interpolating windowed split - radix fft ( srfft ). the simulating result shows that the algorithm can meet precision of harmonic parameters
為了提高fft的精度,本文在分析目前國內外各種諧波分析及測量方法利弊的基礎上,提出了利用復序列加窗插值分裂基快速傅立葉變換( srfft ) 。該演算法能極大地提高fft計算的精度,從而滿足諧波測量中對諧波參數的精度要求。It creates the model of layer soil by using the cdegs software, analyses the resistance error which is measured by traditional three - poles way, measures the grounding grids resistance and soil resistance rate of hejin power plant, creates the electromagnetic model of layer soil and grounding grids model of hejin power plant, calculates the step voltage > touch voltage n voltage distribution of earth surface in fault of hejin power plant. in the end, it compares the measuring value and calculating value of grounding grids resistance in hejin power plant
本文利用cdegs軟體建立分層土壤接地模型,對傳統三極法測量接地電阻誤差進行分析;對河津電廠接地網接地電阻和土壤電阻率進行測量;建立河津電廠分層土壤電磁模型和接地網模型;計算河津電廠接地網電阻和事故狀態下跨步電壓、接觸電壓和地表電位分佈;最後對河津電廠接地網電阻實測值與計算值進行比較分析。A new improved algorithm was set up in the dissertation, and it can solve the problems caused by the fact that the measured polarimetric data are always not equal to the real scattering matrixes of the target
提出了一種新的改進演算法,解決了極化測量數據不等於目標真實極化散射矩陣帶來的問題。建立了極化sar干涉測量地形參數的演算法流程。And then the measurement methods of terrain parameters using polarimetric sar interferometry were studied and the practical process was set up correspondingly
本文採用模擬的技術手段進一步研究了極化sar干涉測量地形參數的方法。The studies were made further by means of simulation. the target scattering, the terrain and the sar interferometry were simulated and the simulation data were used to test and analyze the provided algorithm
用模擬數據對極化sar干涉測量地形參數方法以及本文提出的演算法進行了模擬驗證,比較分析了改進演算法的優越性。It has been proved by theories studies and simulation experiments that polarimetric sar interferometry makes it possible to improve the measurement precision of the under - vegetation terrain and to estimate the height of vegetation targets, and that the performance of the new improved algorithm is better than that of the conventional algorithm
通過理論研究和模擬實驗可見,應用極化sar干涉技術測量地形參數能提高測量的精度,並為測量植被覆蓋下的地表地形和估計植被高度提供了可能。本文提出的改進演算法比原有的演算法具有更高的測量精度。As a mature technology for its static and accurate positioning, is widely used in the fields of geoscience study, geoid survey and other survey applications, which has brought about a new revolution for the methods and ways of survey. the digital photogrammetry can effectively reduce the work of the field survey and alleviate the labor intensity. its output results, such as digital ground model and digital products, can be widely used for engineering construction ; the outlook of its application has a bright future
Gps靜態精密定位作為一種成熟技術已廣泛應用於地球科學研究、大地測量等各個測繪應用領域,給測量手段和方式帶來了一場新的革命;數字攝影測量技術可以有效減少野外測量的工作量,減輕勞動強度,其輸出成果數字地面模型及其數字化產品,與工程建設結合最為緊密,應用前景非常廣闊;遙感地質技術可為公路規劃和設計從宏觀上提供準確可靠的工程地質資料; cad作為一種可以極大地提高設計效率的有效手段已經被廣泛採用,目前正朝著可視化、動態化、三維化方向發展。Then, a novel polarization discrimination algorithm of active multi - decoy and radar target is designed and computer simulations indicated that ground - base radar system is possessed of the discriminatory ability of active multi - decoy and radar target
在此基礎上,設計了有源多假目標的極化鑒別演算法,計算機模擬表明,具有極化測量能力的地基防禦雷達系統具有對有源多假目標進行鑒別的能力。分享友人