目測航行 的英文怎麼說
中文拼音 [mùcèhángháng]
目測航行
英文
eyesight navigation- 目 : Ⅰ名詞1 (眼睛) eye 2 (大項中再分的小項) item 3 [生物學] (把同一綱的生物按彼此相似的特徵分為幾...
- 測 : 動詞1. (測量) survey; fathom; measure 2. (測度; 推測) conjecture; infer
- 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...
- 目測 : visualization; [軍事] range estimation; perusal; eye measurement; eye survey; visual measurement...
- 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...
-
Different from detecting space of land - based radar which has relative unchangabledetection space, aew radar ’ s detecting space changes with the carrier ' s patrol line. what ’ smore, because of both movements of carrier and targets, aew radar will detect targets whichwere out of its coverage
地基雷達的探測空間是相對固定的,而機載預警雷達的探測范圍隨載機航線的變化而變化;由於載機和目標同時都在運動,使得某一時刻在載機探測范圍之外的目標也可能在後來的飛行過程中被探測到。Space environment threaten orbited spacecraft " s safe functioning and astronaut " s health, influence greatly communication depended on based - space way, airmanship orientation, military detection, aim identification, weather observation and source exploration and so on by all sorts of function ( magnetic storm, solar proton event and so on )
空間環境通過各種效應(如磁暴、太陽質子事件等)對在軌航天器的安全運行及航天員的健康構成了嚴重的威脅,對依賴于天基手段的通信、導航定位、軍事偵察、目標識別、氣象觀測、資源勘探等等均有重要影響。Euratom requires that that aircraft capable of operating at altitudes of more than 49, 000 feet should be equipped with active radiation monitors. cathay pacific airways does not currently have any aircraft of this type
Euratom要求在四萬九千尺以上飛行的飛機安裝活躍輻射監測儀,國泰航空目前並無此類飛機。Flying boats are being widely used at oversea at present, in area of spy, air guidance, anti violence for army and traffic guidance, specail flying showing, relaying for fieldpickup, age - old finding by air, earth measurment, anti - fire for forest ect.,
目前,國外在飛艇使用方面非常廣泛,在軍用方面可反潛偵察,空中指揮,防暴,民用可用做飛行空中廣告空中交通指揮,飛行特技表演,現場直播中繼,航空考古,大地測量,航空找礦,森林防火,旅遊觀光等。The aviation high pressure vitta are inspected by wuhan university of technology, have reached standard of motocar vocation, we are the factory that can produce in our country at present
特別是航空高壓管,由武漢理工大學檢測,達到了汽車行業標準.這種結構,是油管總成製造的一大突破,是目前國內唯一一家生產廠家。Thirdly, an ideal satellite orbit is simulated, and on this foundation, we establish some typical simulation and testing circumstances. lastly, after simulation in the simulation and testing circumstances, we compare the performance of ukf and ekf. and then, based on the outdoor experiment of the vehicle, an analysis and contrast between our simulation results and commercial data process software is carried out, and the conclusion is obtained
首先在第三章提出的目標運動模型的基礎上建立了系統狀態方程;其次簡要分析了衛星導航系統中的各類誤差,建立了基於偽距觀測量的系統觀測模型;第四節利用yuma格式歷書數據模擬了未受攝動影響的衛星軌道,並在此基礎上建立了幾種典型的動態模擬測試環境;第五節為模擬分析和比較,先對ukf演算法和ekf演算法在動態模擬測試環境中進行了模擬比較,然後針對外場試驗,對非線性濾波獲得的定位結果與商業軟體進行了分析比較,並得出結論。Through fusion of image data from different aerial remote sensors, we can improve the image resolution and analysis results in precision and believability, and further improve the effectiveness in detection and recognition of specific aerial targets
通過對不同航空遙感傳感器所獲取的圖像數據進行融合,從而提高圖像的解析度、圖像分析結果的準確性和置信度,並最終提高對特定航空目標進行自動檢測、識別的有效性。To determine the bank - head ' s ice force of the lead - navigating bank at key position that faces the ice directly of certain water conservancy, ice model test in reduced scale is designed and carried out based on the local situation on the spot and data observed
摘要以現場實際工況及觀測數據為依據,以確定某水利樞紐關鍵迎冰部位引航導堤堤頭冰荷載問題為目的,設計並進行了縮尺的冰模擬試驗。Based on the firsthand observation information obtained from air observation, this paper gived a second extrapolation to aircraft possible flight path and made checks on targets relativity by the method of utility function overall evaluation, accomplished the data fusion of targets information, and resolved the problem of relating of air observation information fusion and flight path extrapolation
摘要在得到對空觀察哨直接觀測信息的基礎上,對目標可能航向進行二次外推,並利用效用函數綜合評估法對目標相關性進行檢驗,完成對目標信息的融合,解決了觀察哨情報數據關聯和航跡外推問題。With the supports of lunar exploration pre - research program “ lunar soft landing integrative simulation and validation technique ”, this dissertation performed deep and systemic study on lunar explorer autonomous navigation and control issues. the main contents of this dissertation are as follows
本文結合月球探測工程二三期預研項目「月球軟著陸綜合模擬演示驗證技術」 ,對月球探測器的自主導航與控制方法進行了較深入的研究。The paper analyzes the distinct status of various types of electronic chart fitted onboard in comparison with the requirements of electronic chart by solas, and brings forward some suggestions to deal with this situation for maritime regulators, shipping companies and training institutes
摘要結合solas公約時電子海圖的要求,對電子海圖顯示與信息系統進行確切定義,分析了目前船舶配備的各類電于海圖系統的不同地位,提出我國海事部門、水道測量部門、航運企業、培訓機構應對電子海圖配備及早採取措施。The expansion of the hong kong aviation industry necessitates additional inspections and monitoring to ensure that the respective operations comply with the regulatory requirements in accordance with icao standards and recommended practices. 22. at present, hong kong offers both domestic helicopter services and cross - boundary helicopter flights to and from macao
香港現時提供的直升機服務,包括只在本地飛行和往來香港與澳門兩地的航班,前者的飛行目的包括觀光、空中測量、拍攝影片照片,以及進行維修建造工程等。The thought that sampling frequency in targets measure system confirm as 3 is studied for the first time. it is proved from three aspects : the frequency spectrum of track, the error requirement of project and the rate of maximum number of allowable lost points in project
本文首次就目標坐標測定儀中采樣頻率確定為3hz的思想進行了研究,並分別從目標航路功率譜密度、實際工程中誤差要求和允許的最大漏測點概率等三方面加以論證。First, this paper expatiates on the theory about the apparatus of determining object ' s coordinate. in order to get the place and data of the moving object, the track ' s data arc selected from the images and are dealt with several methods. second, the paper discusses a new method that is based on the technology of fuzzy math ' s image intercepting
本文對目標坐標測定儀所依賴的原理進行了理論闡述,為了得到空中運動目標的位置和運動參數,對于每一周期所採集的圖像進行了實時的處理,包括濾波、二值化、目標圖像分割及各種參數提取,這是目標航跡建立所必須的,其成果也已經應用於坐標測定儀中。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。In this paper, the models of building and algorithms of estimating model ’ parameters are researched about the parameter model forecast method. the performance decline of the thermal coat materials are forecasted by the models and algorithms using the a few experiments data gained by the short simulated radiation experiment time
本文主要是基於參數模型預測方法,對模型的建立和模型參數估計演算法進行研究,目的是通過利用短時間的少量試驗數據進行建模,來預測航天器熱控塗層材料在未來長時間內的性能退化規律。Based on multisensor target tracking system, the research of this thesis focuses on target location technique, target trajectory smoothing, filter, prediction based on a parameterized model, target tracking with nonlinear measurement, outlier detection and distributed systematic error estimate based on real - time data fusion and so on
論文以多傳感器目標跟蹤系統為背景,針對目標定位測速技術、基於參數建模技術的目標航跡平滑、濾波和外推、非線性測量系統的目標跟蹤、基於實時數據融合模型的野值剔除和分散式系統誤差估計等方面進行了深入研究。Ship destination test
航行目的港測驗The same target will appear two courses on the electronic chart for the errors of the two sensors are statistically independent. the paper mainly includes two points : ( 1 ) study the fusion between ais data and radar data in vts ; first the paper discusses the kalman filter of the target ' s tracking. on the basis of which we study the data fusion between the track of radar target and that of ais target
對于雷達目標的航跡,選擇雷達作為位置傳感器,對于ais目標,選擇gps (全球定位系統)接收機作為位置傳感器,由於測量雷達航跡和ais航跡的傳感器是不同的,兩種傳感器誤差是相互獨立的,這樣在海圖上顯示目標的時候出現對于同一目標出現不同的航跡,本研究的重點包括兩個方面: ( 1 )研究vts系統中ais數據和雷達數據的融合:首先討論目標航跡的kalman濾波,在目標航跡kalman濾波的基礎上對雷達目標和ais目標的航跡進行數據融合的研究;同時本研究將對ais的位置傳感器分差分gps和非差分gps兩種情況進行分析和處理。( 7 ) on the basis of theoretical study, this paper forecasts the targets of air logistics park, and analyzes synthetically all the forecasting results of every forecast methods provided in this paper. at the same time this paper adjusts the forecasting results on the basis of the analysis, and gets rather a perfect effect
( 7 )在本文的理論研究的基礎上,對航空物流園區規劃中所需要的預測目標進行了預測,將定量及定性分析有機的結合起來,對各種預測方法的預測結果進行綜合的分析及對預測結果進行修正,使預測的精度更高。分享友人