水下航向 的英文怎麼說

中文拼音 [shuǐxiàhángxiàng]
水下航向 英文
submarine courses
  • 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
  • 航向 : azimuth; heading; course （of a ship or plane）; desired track
  1. The method of wing shape optimization of space shutlle has been developed with penalty function approach in which the objective function is the mass of the wing and the constraints are the hypersonic re - entry flight cross range, lift / drag ratio, and subsonic flight lift / drag ratio, the margin of the longitudial static stability and the magnitude of the horizontal landing speed etc

    摘要介紹了在滿足高超音速再入橫向機動航程，高超音速再入飛行時的升阻比，亞音速進場飛行時的升阻比，縱向靜穩定性裕度和水平著陸速度等飛行性能設計要求下，用罰函數法尋求使航天飛機機翼質量為最小的外形優化方法並給出了算例。
  2. The excavation on the left side of xiangjiaba hydropower plant would form the large - scale artificial slope, which refers to the main project near the source of the river and the project of intake sea - route near the mouth of the river, and its height would reach 150 meters

    向家壩水電站左岸開挖將形成規模較大的人工高邊坡，涉及上游段的主體工程和下游段的引航道工程，工程邊坡的高度達150m 。
  3. Reliability assessment of xi - luo - du underground water - power plant : the results have been used by the cheng - du surveying, design and research institute for the preliminary design ; （ 2 ） the stress and strain analysis for the xiao - guan - zi sluice and its foundation : the report has been applied for the reinforcement of the foundation ; （ 3 ） the thermal control procedure for the no. 7 - 14 power plant dam segments of the three gorge project ： the research report provides the effective and efficient methods for the controlling of the temperature field in the mass concrete structure ; （ 4 ） the software system development for the long - term monitoring for dikes ： the software can automatically give the results of the seepage field and the probability of soil piping of dikes and underground ; （ 5 ） reliability assessment of xiang - jia - ba underground water - power plant : the results have been used by the zhong - nan surveying, design and research institute for the preliminary design ； （ 6 ） fatigue reliability estimation of shipping berthing pillar : the results give the optimized design scheme and prediction of the structural age ; （ 7 ） 3 - d static and dynamic stochastic finite element analysis for the strength, stability and thermal control problem for xi - luo - du project

    溪洛渡水電站超大型地下洞室群圍巖穩定的安全可靠性分析：被成都勘測設計研究院應用於比選報告及可行性論證中； （ 2 ）小關子水電站攔河閘壩及地基的應力應變分析：被成都勘測設計研究院應用於地基加固處理方案； （ 3 ）三峽廠房7 # - 14 #壩段溫控並縫措施研究：為廠房壩段並縫方案的可行性提供了依據； （ 4 ）堤防工程體系的長期監控預報預警決策系統開發：為監控、預測預報堤防滲漏管涌破壞提供分析軟體； （ 5 ）向家壩地下洞室群圍巖穩定的安全可靠性分析：被中南勘測設計研究院應用於初步設計方案中； （ 6 ）靠船墩的疲勞可靠度研究：為廣東航運規劃設計院的靠船墩優化設計和加固提供依據； （ 7 ）溪洛渡高拱壩壩體壩基（壩肩）強度和穩定的三維靜動力隨機有限元分析及可靠度計算：為溪洛渡重大工程壩體的靜動力安全穩定性及溫控方案提供依據。
  4. Astronauts look weightless because they are in continuous freefall towards the earth, staying aloft because of their horizontal motion

    宇航員之所以看起來無重力是由於他們處于向地球的持續下落中，而保持高高在上則是由於他們的水平運動所致。
  5. 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。
  6. 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
  7. The thesis analyse the error and the feasibility of the system. because the precision of position and direction is related with the precision of the heading and the distance, the thesis discuss the method of obtaining the distance using milemeter, water milemeten engine ' s rotate speed and accelerometer, and the method of obtaining the heading using the combination of the gyrocompass and the digital compass. then the thesis introduce the details of the system realization, include the hardware and the software

    由於航位推算的精度與航程和航向的精度直接相關，因此，論文討論了用里程計、水速表、引擎轉速或加速度計等獲取里程的方法，用航向保持器和數字磁羅盤組合的方法獲取航向角的方法（初始尋北由數字磁羅盤來完成） ，這為採用數據融合方法提高航程和航向精度打下了基礎。
  8. 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。
  9. In case of narrow water passageway, a vessel must give siren signal to show its intention of getting over the other vessel. 2 long, 2 short : vessel will get over on the left

    在狹窄水道或航道互相見到時，船舶如欲追越另一艘船時，必須發出以下汽笛信號，將意向表明：
  10. An overview of the vehicle design along with description of all major hardware components and sensors is given. the arithmetic of auv control and navigation system is discussed in the paper. the methods of the implementation of gps and electronic compass aided heading control is provided

    設計了水下航行器的總體導航與控制方案：採用gps與磁通門傳感器相結合的路徑規劃與航向控制系統；以深度信息為參量的深度控制系統。
  11. 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。
  12. As the traditional navigation system ca n ' t satisfy the requirements of the autonomous underwater vehicles ( auv ) navigation and position. we study a depthometer - doppler - aided strapdown inertial navigation system ( ddsins ) in combination of the developments of periodic navigation technique and some practical problem posed by the mathematical and variation of output data of doppler, furthermore, the digital simulation and semiphysica test are made to verify the validity of the algorithm, the main research work are as follows : design of the strapdown inertial navigation system of auv

    由於傳統的導航系統很難滿足遠程水下航行器精確導航、定位的要求，本文在充分考慮使用特殊性的情況下，結合國內、外導航技術發展的實際狀況和發展方向，研究了水下航行器組合導航系統的誤差，重點解決了因多普勒輸出數據周期長和周期時變而給導航計算和濾波器設計帶來的問題，並進行了模擬和實物測試，模擬和實物測試結果表明本文所研究的設計方案合理，可以達到某型水下航行器導航、定位需要的精度。
  13. A method for establishing ballistic equation of underwater directional vehicle

    一種建立水下定向航行器的彈道方程的方法
  14. So, our team had not the chance to move horizontal on the mast when the ship was moving. about the 1, 200 meters running, the way was not clear and there is no enough instructors or staffs to direct the 36 trainees, it resulted in most trainees lost the way and failed to finish the 1, 200 meters that included me. according to the environment, city challenge instead of field challenge, camp on beach replaced sole stay in mountain, the tend of wind delayed the sailing schedule and it cancelled the raft race, it took away our opportunity of learning how to make raft by bamboo and large plastic tub

    首先是船頭跳水，在港，正好鯊魚旺季，暫停營業，到了日本，又逢港口管制，被逼休假;而離港啟航的首個節目，本應是在行進的船上，爬上桅桿，再橫行桿上，學習解帆，雖然桿是上盡了，但雨卻落下來，船要轉帆，於是橫行桿上學習解帆這等壯觀場面，我們全組都無緣參與;再來是千二米長跑，指示不清，路線不明，以致多人迷路，被逼半途而廢;接下來的野外定向，因就地利，變身為城市挑戰;山中獨處換了沙灘露宿;風向延誤了航程，阻止了木伐競渡。
  15. In the sarne time, uuv developing direction of our cowtry is denoted according to otir nation stams

    同時，根據我國國情指出我國水下無人航行器的發展方向。
  16. To steer our ship toward the shore of our ideal, we should not only watch closely every cloud floating in the sky, but also be good at discovering every submerged rock

    要使航船勝利地駛向理想的彼岸，雙目不但要隨時注意天上飄浮著的每片雲朵，而且要善於發現隱沒在水下的每塊暗礁。
  17. So, we risked the storm. i can still recall joining the inaugural sail of a new fishing junk in aberdeen to po toi island where fresh fish were caught and tasted on board

    我亦記得在香港仔參加新漁船下水的啟航禮，在海面向觀音廟方向轉三個圈致敬，駛到蒲臺島海域試網，在船上品嘗網到的銀魚。
  18. Finally, these departments ca n ' t establish the information system and logistic system which can quick respond to the customers relate to cost. quality deliverable our country economy system is changing, it is changing from socialism planning economy to market economy. it is very important for us to research the supply chain management, we can learn from the foreign country " s enterprise practice. our goal of use of scm is controlling inventory, improving supply quality and strengthening the competitive capability

    我國航空企業特別是材料采購在傳統計劃體制與運作模式下，多數是自成一個封閉系統，不重視對供應鏈的管理；製造商、供應商和經銷商缺乏長期合作的戰略夥伴關系，相互之間缺乏以信任和共同獲利為基礎的價值鏈，沒有形成滿足顧客在成本、質量、交貨時間等方面的要求而反映敏捷的物流和信息流。我國正在由計劃經濟體制向市場經濟體制轉變，研究國外近來發展迅速的供應鏈管理理論與方法並應用於gj航空公司的實際，對控制庫存、提高服務水平、增強市場競爭能力，有重要的現實意義。
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