水下航行條件 的英文怎麼說

中文拼音 [shuǐxiàhánghángtiáojiàn]
水下航行條件 英文
underwater sailing conditions
  • 水 : 名詞1 （由兩個氫原子和一個氧原子結合而成的液體） water 2 （河流） river 3 （指江、河、湖、海、洋...
  • 下 : 下動詞1. （用在動詞后,表示由高處到低處） 2. （用在動詞后, 表示有空間, 能容納） 3. （用在動詞后, 表示動作的完成或結果）
  • 航 : Ⅰ名詞（船） boat; shipⅡ動詞（航行） navigate （by water or air）; sail
  • 行 : 行Ⅰ名詞1 （行列） line; row 2 （排行） seniority among brothers and sisters:你行幾? 我行三。where...
  • 條 : Ⅰ名詞1 （細長的樹枝） twig 2 （條子） slip; strip 3 （分項目的） item; article 4 （層次; 秩序; 條...
  • 件 : Ⅰ量詞（用於個體事物） piece; article; item Ⅱ名詞1. （指可以一一計算的事物） 2. （文件） letter; correspondence; paper; document
  • 航行 : 1 （水中行駛） navigate by water; seaway; sail 2 （空中行駛） navigate by air; fly 3 voyage; 航行...
  • 條件 : 1. （客觀的因素） condition; term; factor 2. （提出的要求） requirement; prerequisite; qualification
  1. This paper introduces the basic structure, system composition, applicable condition, main parameters and construction procedure of the first walking underwater bed leveling machine in china, and describes the construction quality and efficiency of bed leveling in yangtze estuary deepwater channel regulation project

    摘要簡要介紹我國第一臺步履式水下基床整平機的基本結構、系統組成、適用條件、主要技術參數和施工工藝，並對其在長江口深水航道治理過程中進行基床整平的實際施工質量和工效作了說明。
  2. Compared to the traditional technology, aviator no longer depends on the ground navigation facility but is able to flight along the precise track ; besides, airplane could land safely and accurately even under the worst visibility, which has greatly improve the safety level of flighting

    與傳統技術相比，飛行員不必依賴地面導航設施即能沿著精準定位的航跡飛行，使飛機在能見度極差的條件下安全、精確地著陸，極大提高飛行的安全水平。
  3. Nonlinear model based predictive control ( nmpc ) not only is a valuable approach for solving practical control problems, but also is the frontier of nonlinear control theory. the perceptible successes of mpc strategies can be attributed to several factors including its inherent ability to handle input and output constraints, time delay and incorporation of an explicit model of the plant into the optimization problem. this dissertation discusses two kinds of nonlinearity ( or nonlinear system )

    本文沿著理論研究與工程實際相結合的設計思路，較為系統和全面的研究了非線性模型預測控制理論，提出改進新演算法；探討了非線性模型預測控制理論在自主水下航行器控制系統設計中的應用，豐富和發展了模型預測控制理論，本論文的主要工作及意義有以下幾個方面： 1 ）從工程應用的角度研究有限域無終端約束廣義預測控制穩定性充分條件，為有約束廣義預測控制穩定性研究奠定了基礎。
  4. Abstract : variation of flow condition caused by the multi - pur pose regulation schemes has been investigated on the basis of measured date in r iver model. flood - control of the upper river, operation of the power - station, saf ety of the bridge and power - station, navigation and evolution of the river are a nalyzed. a reasonable and feasible project alternative and the improvement measur ement are proposed

    文摘:涪江潼南河段防洪整治是一項以防洪為主體的綜合性河岸整治工程，在平面二維數值模擬計算的基礎上再進行河工模型試驗，比較分析各防洪整治方案下潼南河段水流條件的變化，及其對上游防洪、河道、大橋、電站、航運、河勢的影響，提出合理可行的工程方案
  5. There must be a marine casualty happened every 4 days before 1984, the amount of marine casualty happened at this area corresponds to 1 / 7 amount of the whole changjiang " marine casualty, so mariners gave it a name as " mouth of tiger ". due to the specific geographical condition and the extremely representative vessel traffic management of changjiang yingongzhou channel section, many intelligent people began researching and practicing the vessel traffic management of this changjiang " s down - stream complicated channel section from 1980s, at dec 15th 1984 the authority at that time - changjiang yingongzhou channel section previously ; up to the last years of 1980s ministry management administration applied traffic control on changjiang yingongzhou channel section previously, up to the last years of 1980s ministry of communications assigned shanghai marine college, shanghai ship & shipping research institute and changjiang harbor superintendence administration to make feasibility demonstrate about modern vts of zhenjiang traffic control section ; in 1990 dasha radar station which is the first radar vts station with inner river was finished, groped a new way for applying modern radar traffic control of vessel traffic management ; in 1997 the vtms of changjiang " s down - stream from nanjing to liuhekou was completed with connecting net and came into operation formally, meanwhile the signals of dasha radar station were conveyed to vts center by light cable, and then united applying vessel traffic management upon the whole authorized area ; in jun 2001 jiangsu msa made changjiang yingongzhou channel section as the first experimental group of creating " civilized, safe, passable channel activity, updating dasha radar antenna and receive - transmitter building closed - circuit television monitor system, setting uo safety warning board, starting navigational route reformation, carrying out united construction

    1984以前這里平均每四天就發生一起海損事故，事故數占整個長江的1 7 ，被行船人稱為「老虎口」 。長江尹公洲航段緣其極為特殊的地理區位條件和極具代表性的船舶交通管理，從上個世紀八十年代初就有識之士開始了這個長江下游最復雜航段的船舶交通管理探索和實踐。 1984年11月15日當時的長江航政管理局在長江尹公洲水域率先施行交通管制；到八十年代末交通部委託上海海運學院、上海船舶研究所和長江港監局聯合開展鎮江交通管制段建立現代化交管系統的可行性論證； 1990年大沙雷達站? ?內河第一座雷達交管站建成，摸索實施現代化雷達交管的船舶交通管理新途徑； 1997年長江下游南京至瀏河口船舶交通管理系統建成聯網投入正式運行，同時將大沙交管雷達信號通過光纜傳輸至交管中心，統一實施全轄區船舶交通管理； 2001年6月江蘇海事局將長江尹公洲航段作為第一批創建「文明平安暢通航段」活動試點航段，更新大沙雷達天線和收發機，著手閉路工業電視監控系統建設，設立安全警示牌，啟動航路改革，開展聯合「共建」 。
  6. ( 3 ) in excavation channel, the velocity in engineering area may be reduced, but the velocity in other areas of this channel may be increased and the flow condition may be deteriorated as a result of the increase of flow rate in this channel. thus, it should be discussed and studied before engineering practice

    （ 3 ）在汊道的開挖中，工程區域的局部流速可能有所下降，但因分流比有所增加，可能導致其餘部分河段的流速有所增加，惡化航行水流條件，因此在工程前需要進行充分的論證和深入的研究。
  7. Red tide occurs randomly, with short duration and large incidence. airborne hyperspectral remote sensing technique can play an important role in red tide ' s monitoring. and the precondition is to acquire in situ spectral data of red tide, to grasp red tide ' s spectral characteristics by data processing and analysis and to set up spectral library of different dominant species of red tide

    赤潮是海水中的浮游生物在一定條件下過度繁殖或聚集致使海水變色的一種生態異常現象，因其具有隨機性、突發性、持續時間短、影響范圍大等特點，客觀上要求利用航空高光譜遙感技術對其進行監測；但首要的前提與基礎性工作是大量獲取赤潮水體的現場光譜數據，通過處理與分析，掌握其光譜特性，不斷充實赤潮優勢種類的光譜數據庫。
  8. With studying the character of the fairway, the hydrology, the model circumstance, this paper starts with the geog raphical environment at the bridge area, and uses the computer to simulate the navigation track under these situation, then provides correlating data and analyzing method engineer to optimize the position of the piers and seaman to maneuver the ship when they enter the bridge area

    本文從橋區的地理環境出發，通過研究橋區的航道特徵、水文特徵、典型環境條件，建立了相關的數學模型，並運用計算機模擬船舶在這些條件下的航跡，從而為橋梁的選址、橋墩位置的優化以及船舶駕駛員在進入橋區時的航行方法提供相關的數據和分析手段。
  9. At the same time, figures involving attribute data about flow field at inlet and outlet downstream or wave motion of water at the downflow head of lock chamber of siyang navigation lock were displayed through gis application system which we developed. according to data of baoying navigation lock acquired by mathematics model, figures about velocities which have the same value, velocities toward cross direction which have the same value and flow field at inlet and outlet upstream were formed. achievement data, space information and attribute information were in connection with figure so as to search for and analysis the information, which is satisfying

    同時完成了江蘇泗陽船閘下游引航道非恆定流及其改善措施的計算分析研究和寶應船閘上游引航道口門區水流條件計算分析研究，運用gis技術和所設計的gis應用系統對泗陽船閘下游引航道內流場以及下閘首水位波動情況進行信息顯示，根據對寶應船閘的計算結果生成上游引航道口門區等流速圖、橫向流速等值線圖和流場圖，使計算分析成果數據、空間信息、屬性信息與圖形顯示有機結合，便於查詢分析，效果令人滿意。
  10. The electro - hydraulic load simulator of fin stabilizer is physical half - objective simulative system. its function is to simulate, under laboratory conditions, different kinds of hydrodynamic force exerted on the fin stabilizer so as to detect technical performance index of the driving system of fin stabilizer. thus the classical self - destructing all - objective experiment will be converted to half - objective forecasting experiment in laboratory to achieve the aims such as shortening lead time, saving developing funds, enhancing reliability and success proportion

    減搖鰭電液負載模擬臺是一種半實物物理模擬系統，其功能是在實驗室的條件下，模擬船舶航行過程中減搖鰭所受的海浪水動力載荷譜，從而檢測減搖鰭驅動系統的技術性能指標，將經典的自破壞全實物實驗轉化為在實驗室條件下的半實物預測性實驗，以達到縮短研製周期、節約研製經費、提高可靠性和成功率的目的。
  11. Abstract : based on the results of hydraulic model test and remote - control ship model, the unsteady flow characteristics in the downstream approach channel and the reaches from three gorges project to gezhouba project and navigation conditions in these reaches during the tgp flood - discharge are analyzed. the measures of raising navigation discharge level and improving navigation conditions are given

    文摘:根據水工模型試驗成果，分析了三峽工程泄洪時壩下游引航道和兩壩間河段（三峽至葛洲壩）的非恆定波流運動特性，結合遙控自航船模試驗對兩壩間的通航水流條件進行了分析評價，並提出了提高通航流量標準、改善通航條件的相應措施。
  12. Main propulsion equipments have been gradually improved. in addition, some additional systems are provided, such as the power station, deck machinery, refrigeration and air condition plant, freshwater generators, drinking water system, steam generating system, ballast and bilge system, and fire fighting system. the management of ship ' s power plant is also known as the engineering management, which is supervised and controlled by the engine department under the direction of the company ' s engine technology management department of the headquarters. owing to the complexity of power plant, the changeability of navigational conditions, and the seriousness of accident ' s consequences, it is essential to explore how to manage the power plant economically and reduce the occurrence of troubles so as to raise the shipping efficiency

    隨著科學技術的發展，不僅推進設備逐步得到完善，而且還增設了諸如船舶電站、起貨機械、冷藏和空調裝置、制淡水裝置以及飲水、蒸汽、壓縮空氣、壓載、艙底、消防等系統。船舶動力裝置的管理即輪機的管理，是在船公司機務部門指導下由船上輪機部具體負責實施。因為船舶動力裝置的復雜性、船舶航行條件的多變性、發生事故後果的嚴重性，所以探討如何對輪機進行經濟性管理，減少故障，從而提高船舶的營運效率非常重要。
  13. Based on the river regime of tgp dam area and the arrangement of upper and lower access channels, the experimental research on the influence of such unsteady flow on the navigation, the evaluation of navigable conditions under the unsteady flow and the study of corresponding improvement measures are presented in this paper

    本文結合壩區河勢特點及上下游引航道布置，試驗研究了大壩泄洪及船閘充泄水非恆定流對上、下引航道通航影響，同時進行了非恆定流通航條件評價及改善措施研究。
  14. The paper defines the objective function as : minimizing the quantity of works under the condition of enough water area and depth according with the national codes. the paper narrates the development and main technology of ga, and changes the above problem with restraint conditions into the maximizing problem without restraint conditions, the way the paper chooses is the punish function method

    本文對港口堤防布置這一工程優化問題進行了目標函數的確定，並將其描述為:在波高滿足泊穩條件、水深及水域面積滿足國家規范規定航行與停泊條件的前提下，使堤防工程量達到最小。
  15. Except for research on the unsteady flow at lower lock approach in siyang, jiangsu province by physical model, a two - dimensional numerical model is developed to explore the alternate research method in this paper. through studying the project using physical model and numerical model simultaneously, the governing equations, numerical algorithm and the computation accuracy of the numerical model are analyzed. comparison between computed results and experimental data gives that computed results is well agree with measured data under several water level cases, which indicates that the numerical model is valid and reliable

    通過數學模型和物理模型的同步研究，對數學模型的控制方程、數值計算方法以及數值模擬的精度與物理模型試驗進行了比較分析，同實測資料驗證的結果表明：該數學模型與物理模型一樣在不同的水位組合，不同的運行工況條件下都能正確地模擬下游引航道非恆定流的實際水力情況，模型計算結果與實測資料十分吻合，說明建立的數學模型是合理的，結果是可靠的，可以利用該數學模型進行船閘下游引航道非恆定流特性的研究。
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