航速表 的英文怎麼說
中文拼音 [hángsùbiǎo]
航速表
英文
airspeedometre-
Being a sort of new principle micromotor in the fronitier of science. the ultrosonic motor ( usm ) is developed at recently twenty years. utilizing the stator surface particle elliptical motion excited by piezoceeramics, the usm is drived by friction force between the stator and rotor. compared with the conventional electromagnetic motor, the ultrasonic motor has the following features : high speed, high holding torque when power is off and so on. because of it ' s characteristics, the ultrasonic motor has obtained some widespread application in robots, precise instrument, house electronical appliance, sapceecraft automobile and micromechanism
超聲波電機( ultrasonicmotor )是近二十年來發展起來的一種新原理電機,其原理不同於傳統的電磁型電機,它是利用壓電陶瓷的逆壓電效應使定子的表面質點產生橢圓運動,通過定子和轉子之間的摩擦力驅動轉子運動。這種新型的電機與傳統電磁電機相比,具有響應快、不受電磁干擾、結構緊湊、低速、大扭矩、斷電自鎖等優點,因而在微型機械、機器人、精密儀器、家用電器、航天器、汽車等方面顯示出廣泛的應用前景。The knot is a unit of speed equal to one nautical mile per hour.
「節」是表示每小時航行1海里的一個速度單位。In high - performance aircraft the pilots are vulnerable to ci because of some of the aircrafts " characteristics, which include high sustained + gz ( hsg ) acceleration, high rate of onset and high angular acceleration etc. so it has all the while been attached much importance to the studies on the mechanism of ci and the preventing and overcoming method of ci by the researchers in aviation medicine field
目前以f - 16 、蘇- 27為代表的高性能戰斗機,其所具有的持續高加速度( + gz ) 、高加速度增長率、高角加速度的特點更易導致飛行中科里奧利錯覺的發生,嚴重危害飛行安全。因此,對科里奧利錯覺的機理及預防與克服研究在航空醫學中一直受到人們的重視。The verification results show that the model can simulate well the tidal levels, current velocities, sediment concentration, bed load transport, diversion ratio in the bifurcation section, topographic change of the north and south channels, as well as sudden siltation caused by typhoons
大量實測資料驗證表明,該數學模型可以較好地模擬長江口地區的潮位、流速、流向、含沙量、底沙、分流比、南北槽地形變化和臺風暴潮造成的航道驟淤情況。" this agreement recognizes the critical role of commercial aviation in the rapidly growing u. s. - china trade relationship, " secretary mineta said
說: 「這項協議表明航空業在迅速發展的美中貿易關系中的重大作用。 」In order to investigate the unsteady flow frequency domain performances of an axial flow compressor at different mass flow, rotating speed and blade row spacing, plus inlet flow distortion, and considering aerodynamic characteristics and stability of the compressor, the low speed research compressor ( lsc ) at college of energy and power in nuaa is used to carry out the experiment studies. a large amount of test data has been gained through dynamic pressure transducers embedded in the stator blades at the tip, middle and hub section, then fast fourier transform algorithm ( fft ) is applied to calculate the frequency data
為探討軸流壓氣機在工作流量、工作轉速及動?靜葉排軸向間距變化時的葉片排流場非定常頻譜特性變化規律,並耦合進氣畸變的影響,同時與壓氣機氣動性能和氣動穩定性相關聯,作者利用南京航空航天大學能源與動力學院的低速大尺寸軸流壓氣機( lsc )試驗器,採取在靜子葉片表面埋入動態壓力傳感器的實驗方法,對葉尖、葉中和葉根三個截面的動態壓力進行了測量,獲得了大量的可靠的實驗數據。A 2 - d hydrodynamic - numerical model was applied to typical rocky rapids called jiyutan by comparing different computational models. based on the comparison of different schemes, the change of the discharge and the flow current in a branch were analyzed, and the relationship between the flow condition and excavation area, scope as well as mode was discussed, the conclusions show : ( 1 ) in a branching rocky rapids, the velocity may be reduced and flow condition can be improved by excavating one channel partly
本文在對各種數學模型比較的基礎上,應用二維水動力數學模型研究典型石質汊流灘? ?廣西潯江鯽魚灘航道整治工程方案,通過各方案計算結果比較,分析了不同汊道的開挖及汊道內不同開挖面積、開挖范圍以及開挖方式所引起的分流比及工程區域航道水力條件的變化規律,研究結果表明: ( 1 )對于石質汊流灘來說,在某一汊道通過局部開挖河槽,擴大過水斷面面積,可以達到降低工程段流速、改善局部水流條件的目的。The results indicate : naval ships with built - up stabilizing appendage are not only full - navigating in the higher conditions, but improve the sea - keeping
結果表明,帶減縱向運動組合附體的船型不但能在較高海情下全速航行,並可提高其適航性。The results of simulation given in this paper indicate that the sins / dtu can effectively improve on the following navigation parameters : velocity, latitude and longitude, yawing and attitude angle, position of track - reckoning etc
模擬結果表明,該組合導航系統可有效地減小速率、經度和緯度、航向角和姿態角及航跡推算下的位置等導航參數的累積誤差。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。High luxury aviation instrument, sets mileage, rotational speed, yau spaces, the integration stalls, clear
高級豪華航空儀表,集里程轉速油位檔位一體,一目了然。Schedule for tables relating to altitudes, airspeed and mach numbers for use in aeronautical instrument design and calibration
航空儀表設計和校準用高度空速和馬赫數表Cyh4536 , huanghua tower , descend and maintain 2100 meters , reduce speed to 220 knots , turn right heading 300 due to separation
黃花塔臺,下到2100米保持,表速調到220 ,由於間隔右轉航向300 。Distribution and calculation of surface velocity field in ship wakes of sar image
合成孔徑雷達圖像中艦船航跡表面速度場的分佈與計算The calculated results indicate that maneuvering efficiency of the bow lateral thruster is related to velocity and thruster ' s rotate speed directly, it is the best at zero velocity, and maneuvering efficiency of the bow lateral thruster increase with increasing thruster ' s rotate speed ; the calculated results also indicate that crabbing motion can be operated for large vessels under the main thruster, the bow lateral thruster and the rudder ' s united control
計算結果表明側推器操縱效能與航速及槳轉速直接有關,零航速最好,且隨槳轉速增高而增強;結果同時也表明了藉助于主推進器、首側推器和舵的聯合操縱可實施純橫移運動。Sia said on tuesday that it “ will continue to support the building of a relationship with china eastern ” but analysts say it will be hard for sia to come up with a counter - bid quickly, given the difficulties it had in convincing shareholders to agree to pay hk $ 3. 80 a share and the fact that air china has said it will offer a minimum of hk $ 5 a share
新航周二表示, 「將繼續支持與東航建立關系」 ,但分析師稱,鑒于新航難以說服東航股東同意每股3 . 80港元的報價,加之國航已表示將提出每股不低於5港元的報價,因此新航很難迅速提出競爭性報價。Applying the method studied in this thesis, theoretical calculation of certain container ship in regular wave has been done on ship motion and hydrodynamic pressure. it also has the results compared with those obtained under multipole conditions in the model tests. as a consequence, we abstract some characteristics of the distribution of instantaneous hydrodynamic pressure on ship wet surface, and the distribution changes with forward speed and wave parameters
利用本文方法對某集裝箱船進行了規則波中的船舶運動和水動壓力的理論計算,並與船模水池試驗所提供的多狀態的壓力分佈數據相比較,得出船體表面瞬時壓力的分佈及其隨航速和波浪參數變化的某些規律。Among these 62 stations, 24 are " full " stations from which measurements of winds, temperature, humidity, pressure and rainfall are made continuously by the field systems ; there are nine stations equipped with anemometers only ; another network of eight anemometer stations located in the airport areas is dedicated for the wind analyzer system for aircraft safety ; there is also a network of 21 rain gauge stations
(一) 24個設有全套測量儀器的自動氣象站,不斷測量風速、風向、氣溫、濕度、氣壓和雨量; (二) 9個?設置風速表的自動氣象站; (三) 8個分佈於機場范圍內不同位置的風速表站,它們組成了一個網路,專門為一套風分析系統提供數據,以確保航空交通的安全;The resistance of navigating vessel would be cut down and lead to the purpose of improving the velocity or decreasing the power of main engine while maintaining the velocity, if the technology of reducing the friction by microbubbles jetted from the bottom of vessels, which makes the water close to the vessel ' s bottom become the mixture or water and microbubbles and form a thin gas layer, could be applied in ships
如果把微氣泡減阻技術應用到船舶上,在船舶底部噴射微氣泡,使與船舶底部接觸的水變成水與微氣泡的混合液,形成一薄層氣膜緊貼在船底表面,就可以達到提高航速或航速不變減小主機功率的節能目的。In addition to routine meteorological services to civil aviation, the hong kong observatory, in co - operation with the civil aviation department and other concerned parties, develops a windshear and crosswind warning system to detect the occurrence of wind shear and crosswind conditions along the runway and the two approaches to the hong kong international airport
除了為民航界提供例行之氣象服務外,天文臺民航處及其他有關機構合作,發展了一套風切變及側風警報系統,用來監察著香港國際機場跑道兩端入口及其附近可能出現的風切變及側風情況。這套網路包括9個裝設于地面的風速表及一個氣流剖析儀。分享友人