水面航行 的英文怎麼說
中文拼音 [shuǐmiànhángháng]
水面航行
英文
surface navigation- 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...
- 面 : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
- 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...
- 水面 : the surface of the water; table水面操縱 surface manoeuvering; 水面導航 surface navigation; 水面發...
- 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...
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It was a monstrous big river down there - sometimes a mile and a half wide ; we run nights, and laid up and hid daytimes ; soon as night was most gone we stopped navigating and tied up - nearly always in the dead water under a towhead ; and then cut young cottonwoods and willows, and hid the raft with them
一到下游那邊,只見一條大得嚇人的大河有的地方河面有一英里半開闊。我們在夜晚行駛白天,便躲起來。夜快盡了,我們便停止航行,把筏子靠岸總是靠在一處沙洲水流平靜的地段,然後砍下白楊和柳樹的嫩枝,把木筏子給遮蓋起來。In this dissertation, through computer simulation, the problems of modeling, control and guidance of auvs are presented. the first part of this dissertation addresses the problem of dynamically modeling of auvs, and derives thrusters " two - dimension nonlinear dynamic model, which has axial flow speed and propeller rotational velocity as two state variables, voltage or current of motor as inputs, and thruster force and torque as output. the second part focuses on the nonlinear adaptive sliding mode control of auvs in diving plane and steering plane
本論文系統研究了自主式水下航行器的建模、非線性自適應滑模控制、以及深度調整和水平面導引方法等問題,具體成果和創新點如下1 、根據流體力學理論,建立了螺旋槳推進器的動態模型,它以螺旋槳來流速度v _ p和螺旋槳轉速n為狀態變量,以電機施加轉矩為輸入,螺旋槳推力t和轉矩q為輸出。When sailing in waves, a part of ship bow will depart from water surface because of the significant heave and pitch ( mostly happened at bow in head seas, and may happened at stern in follow sea ). when ship enter into water once again, violent impact with waves will happen, which is called slamming
當船舶在波浪中航行時,由於劇烈的垂蕩和縱搖,船底的一部分會露出水面(主要是在迎浪時發生在船體前部,但在低速隨浪時也可能發生在船體後部) 。With a small specific gravity, light weight, they float on the surface of water ; after oil absorption, they won ' t be deformed, loosened or effected by temperature ; they are able to be acid tolerance, anti - corrosion, easy to store and other characteristics ; they can be widely used for the cleaning machinery manufacturing, aviation, petrochemical and other industries : cleaning of oil stains on water surface, storage cells, bulges, a large amount of other oil stains, the recovery of see surface oil leakage, and preventing the oil leakage from diffusing in tanker, petroleum tanks, oil boxes
具有比重小,重量輕,浮於水面,吸油后不變形、不鬆散、不受溫度影響、耐酸堿、不腐蝕、易於儲存等特點,被廣泛應用於機械製造、航空、石化等行業油污的清理:水面浮油清除,蓄電池、船腹等大量油污清除,海面漏油回收處理,油車、油槽、油箱、油桶等漏油防止擴散。Faceted clear crystal sailing vessel santa maria ; 3 masts and five sails ; a mirror is included in the packaging
在上雕琢平面的清楚水晶航行的容器聖塔瑪麗亞; 3帆柱和五個風帆;鏡子包括在包裝。Anyone who has watched a speed-boat will know how the bows of the boat lift out of the water when it is travelling at speed.
看過快艇的人會注意到:當快速航行時船首翹起離開水面。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。The paper discusses completely the application of the foreign uuv in fields of ati - torpedo, ami - submarine, underwater cortununication, ocean inspection, crucial technology by analyzing such above, the paper points out application foreground and developing direction. the chapter about key teclmologies in the paper is emphasis
文中還對國外水下無人航行器在反水雷、反魚雷、反潛、水下通信、海洋監測等多個領域的應用進行了較全面的論述,通過分析,指出在各個領域水下無人航行器應用前景及發展方向。Object - oriented interactive virtual experiment platform
水下航行器面向對象的分佈交互模擬軟體系統The early - afternoon sun sparkled on the water where dozens of miniature boats sailed, propelled by a crisp breeze
正午剛過的陽光在水面粼粼閃耀,數十艘模型船被爽朗的微風吹動著航行。Application research of gis were done in data display, flow analysis at inlet and outlet and information search about filling and emptying system and so on. first, edit, browse or search can be completed at the same time when the related figure is displayed. second, database which involves attribute data and space data about filling and emptying system can be created so as to do some search between figure and its attribute data
在船閘引航道信息顯示與水流分析和輸水系統信息查詢分析等方面進行了gis技術應用研究: ( 1 )使圖形與信息結合,在圖形顯示的同時,對船閘基本信息及引航道信息或輸水系統信息進行編輯、瀏覽與查詢; ( 2 )建立輸水系統屬性數據庫,便於圖形?數據互動式查詢; ( 3 )在數學模型計算分析的基礎上,將研究成果可視化。What i am saying is that i ' m optimistic enough to believe that within the next decade, we will see progress to a level that for things like dealing with data in a spreadsheet or text in a word processor, or navigating the internet, you will find the speech interface has enough accuracy that it becomes a primary way of interacting with the machine
我正在說是我夠樂觀來在下十年內相信那,我們將會看見對一個水平的進步為事物像由於數據處理在一臺文件處理機中的試算表或本文中,或航行英特網,你將會找演講介面有它變成的充足準確性一個主要的方式用機器互相影響。After loading a number of containers, the vessel cast off and manoeuvred to the west to leave the hong kong waters at night
該艘貨船載上貨櫃后,于晚上向西面航行正離開本港水域。When submarine curves close the water surface, the course is affected by the quasi white noise disturbances. the close water control structure is same with that in deep water. the simulations show that the control effects are close to the ideal situations
由於在近水面航行時,航向所受到的主要是接近於白噪聲的干擾,所以採用了結構和水下相同的航向自動舵,由模擬曲線可看出控制效果比較理想。Abstract : variations of flow pattern, flow velocity in deep poo l and side bar, mainstream thread, and water surface, caused by excavation project, are investigated by two - dimensional mathematical model in an orthogonal curvili near coordinate system. the change of bed - load transport rate, and redeposition r ate are predicted. the influences of the excavation project on navigation are ana lyzed. grid - type and flat - type excavation alternatives are proposed and discuss ed
文摘:採用正交曲線坐標系下的河道平面二維數學模型,研究了嘉陵江何家磧邊灘采砂后河道流勢、流態、灘槽流速、主流位置、水面高程及比降的變化規律,預測了采砂方案完成後卵石推移質輸沙率變化及其對航道的影響,並對格形開挖和平整開挖方案進行了比較分析This vessel is a steel cruiser of all - welded construction, two - layer deckhouse, catamaran, double engines, double propellers, double rudders and round bilge, with two semi - hulls connected by bridge, transverse framing for main hull, and longitudinal and transverse composite framing for the superstructure deck. the outlook is matched with the modern buildings and greening overview on both sides of the pearl river. the interior decoration layout is characterized by the multi - functions, luxury, comfort, catering and recreation
本船為鋼質全焊接結構二層甲板雙體雙機雙槳雙舵圓舭型線,兩片體以連接橋相聯,主船體橫骨架上層建築甲板縱橫混合骨架式,外觀具有與珠江兩岸現代化建築及沿岸綠化景緻協調內部裝飾布置以多功能豪華舒適以餐飲娛樂為特色的觀光游覽船,航行於珠江沙角水域以內河面。Having done everything practical to make ready for so long a voyage, we prepared our souls to meet death, which is always on a sailor ' s horizon
我們已經擁有了所有關于遠程航行的實踐知識,死亡的威脅對於水手來說如同家常便飯,我們已準備好讓靈魂直面死亡。The paper discusses the development statlls of foreign u ' ljv completely and carefully, pedicularly introducing that of the ainerican w which includes the leading idea of american u ' uv development, the application field of ainerican navy ' s m the development target and planning of ainerican navy ' s un and the development of relative proects
本文對國外無人水下航行器發展進行了比較全面細致的論述,重點介紹了美國無人水下航行器的發展情況,其中包括美國發展uuv的指導思想;美海軍uuv應用領域;美國uuv的發展目標與發展計劃,及相關項目進展情況。Experimental study and numerical simulation on drag reduction of the underwater vehicle based on surface profile design
基於表面設計減阻的水下航行體模型實驗與數值分析On the base of the active sonar theory, this thesis delves into the critical technical of how to design detecting sonar system of under water vehicle, and completely discusses the idea of system designing, the construction of hardware, the problem solution of critical technical and experiment result analysis
本論文基於主動聲納的基本原理,深入研究了水下航行器的探測聲納系統設計過程所涉及的關鍵技術,結合探測聲納的研製工作,全面論述了系統的設計思想、硬體構成、關鍵技術問題的解決和實驗結果的分析。分享友人