海底地形 的英文怎麼說
中文拼音 [hǎidedexíng]
海底地形
英文
bottom configuration
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底 :
底助詞(用在定語后, 表示定語和中心詞之間是領屬關系, 現在多寫作「的」)
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Multi - beam swath bathymeter is a kind of newly developed advanced seafloor surveying equipment. it fits especially for mapping of large area of seafloor because of its high efficiency, high accuracy and fine terrain resolution
它是一種高測量效率、高測量精度、高解析度的
海底地形測量設備,特別適合大面積的掃
海測量作業。
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Specifications for bathymetric charts
海底地形圖編繪規范
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Due to nonlinear bottom boundary condition, the generation of internal tides over finite topography can only be deal with by using of ray - tracing method beforetime. the transforms introduced in this dissertation make it possible use eigenvalue method to investigate the generation of internal tides over finite topographies
由於非線性邊界條件的使用,前人處理有限
地形上內潮的產生問題只能求助於射線理論,本文提出的坐標變換將若干
海底地形變換成平
底,從而使得利用特徵值方法研究這些
地形上的內潮生成問題成為可能。
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A sets of transforms are introduced in this dissertation, by using of which some kinds of topographies, such as continental slope and ridge, can be converted into flat bottom. the processing simplifies the generation of internal tides and reflection of internal waves over those kinds of topographies
針對
海洋中的一些
地形,如陸架陸坡
地形、
海山
地形、
海溝
地形,提出了一組坐標變換,該變換可以將這些
海底地形變換成平
底,從而使得在這些特徵
地形上內波的傳播和內潮的產生問題得到很大的簡化。
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In bathymetric survey, the recorded seabed is distorted due to the beam - width of the echo sounder
摘要在
海底地形測量中,由於波束角效應導致探測的
海底地形存在失真。
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Today enough soundings are available to enable a relief map of the atlantic to be drawn.
今天可以得到足夠的水深資料來繪制大西洋的
海底地形圖。
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Today, enough soundings are available to enable a relief map of the atlantic to be drawn and we know something of the great variety of the sea bed ' s topography
現在已有足夠的水深測量數據來繪制一張大西洋洋
底地形圖,而且我對
海底地形的千變萬化也有了一定的了解。
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It is important to eliminate or degrade the effect caused by the beam width of echo sounders and reflect the true seabed
為提高
海底地形的測量精度,應消除或減弱波束角效應影響。
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Multibeam echo sounder system is a kind of sea bed surveying instruments which can work efficiently and accurately its development originally bases on single beam echo sounder this kind of system is very suitable for massive sea floor surveying the technique behind multibeam echo sounder system has achieved its maturity with time passage
多波束測深系統是一種具有高效的、高測量精度的用於
海底地形測繪的設備,它是在回聲測深儀的基礎上發展起來的,特別適合於大面積的掃
海測量工作。
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Effect of submarine topography variation in shallow sea on dynamic characteristics of offshore platform
淺
海海底地形變遷對
海上平臺動力特性的影響
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Bottom topographic survey
海底地形測量
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It erases the water bottom multiples from the record, but also any undesired energy
尤其在
海底地形崎嶇
地區,本方法較其他傳統復反射摘除方法更能有效
地消除
海底復反射。
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( 3 ) the fractal algorithm has been deeply analyzed and studied, so that the model of random seabed terrain can be generated in real - time
分析並研究了分
形演算法,實時生成了隨機的
海底地形模型。
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The models of seabed terrain are very vivid, which have been generated with these two methods, and they can be switched at will in the scene
用這兩種方法實現的
海底地形模型
形象、逼真,且可在場景中任意切換。
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The effects of ssc ( small - scale sub - lithospheric convection ) on seafloor topography are investigated by formulating a 2d thermal convection model that is parallel to plate motion
摘要根據建立的垂直於大洋中脊的二維熱對流有限元數值模型,採用常粘性以及與溫度相關的粘性兩種粘性結構對小尺度
地幔對流對
海底地形的影響進行了重新研究。
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For solving the problems that downward continuation of the space gravity anomaly can not be used in downward continuation of sea surface gravity anomaly, on the basis of prey principle used to compute gravity in the surface - layer of the earth, and with considering the density of sea water and sea bottom topography, two new methods are proposed
摘要針對空間重力異常向下延拓方法不適用於
海面重力異常向下延拓的問題,根據珀雷原理求
地球表層內部重力的方法、
海水密度及
海底地形的特徵,提出了兩種
海面重力異常向下延拓的演算法。
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Article 18 the competent authorities shall collect data concerning submarine topography and the distribution of structures at sea in order to offer consultancy services for laying of submarine cables and pipelines, and for conducting relevant investigations and surveying activities
第十八條主管機關應當收集
海底地形、
海上構築物分佈等方面的資料,為
海底電纜、管道的鋪設及其調查、勘測活動提供咨詢服務。
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Multi - beam swath sounder is a seafloor mapping device with high efficiency, high accuracy and fine resolution. it is very fitted to sweep mapping for wide area, miniaturization of which is currently the main goal of this area. in this paper, on the base of h / hcs - 017 swath sounder, we researched on the design of swath sounder ' s miniaturization
多波束條帶測深儀是一種高測量效率、高測量精度、高解析度的
海底地形測量設備,特別適合大面積的掃
海測量作業,系統的小型化研究是當前該領域的主要攻克方向。
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Real time seafloor tracking technique is the critical technique to ensure smooth seafloor surveying with full coverage and high efficiency. after detailed investigation on stochastic features of seabed reverberation produced by mbss systems, the author presented an algorithm and a set of relevant key coefficients for real time seafloor tracking, taking into account of characteristics of signal processing and timing sequence of the real system and introducing theorems of terrain surveying. as an achievement, a mathematical model was established based on the technique of centered filtering
海底地形實時跟蹤技術是保證多波束測深系統實現高效率全覆蓋水下
地形測量的核心技術,作者通過對多波束測深系統
海底回波信號統計特性的研究,依據
地形測量理論,並結合實際系統信號處理的技術特點和處理時序,提出了實現
海底跟蹤控制的關鍵參數及計算方法,建立了基於中值濾波技術的
海底地形實時跟蹤數學模型,並開發出實時
地形跟蹤專家系統,該系統經多次
海上實驗驗證表明:理論正確、方案可行,取得良好效果。
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In this paper, based on the tide, tidal current and ocean wave numerical computing techniques and the constructive method of seabed terrain model, the fusion and visualization of multiple digital marine geographic environmental information for the nearshore marine environmental safeguard are locally realized by using the level of detail model and 3 - d rendering technique, which will provide theoretic and experiential basis for the study field in the future
摘要以潮汐、潮流和海浪數值的計算技術和數字海底地形模型的構造方法為基礎,應用層次細節模型和三維渲染技術,完成了近岸海洋環境保障的多種數字海洋地理環境信息的融合與可視化的局部實現,為今後此領域的研究提供了理論和經驗基礎。