拖曳力 的英文怎麼說
中文拼音 [tuōyèlì]
拖曳力
英文
drag force-
The advantage and disadvantage of measurement of propeller - induced pressure by using different equipment is discussed. the method to obtain self - propulsion point for full scale in depressurized towing tank is studied. the measurements of pressure of two propeller models are carried out, the results of the measurement agree with those obtained by cavitation tunnel very well, which proves this measurement is successful, and the theoretical prediction is verified too
比較了不同測試設備用於螺旋槳脈動壓力測試的優缺點,探討了在減壓拖曳水池中實現實船自航點的方法,並進行了兩只螺旋槳模型的脈動壓力測試,經與空泡水洞中脈動壓力的測試結果進行比較,說明該項測試是成功的,同時也對脈動壓力的理論預報結果做了驗證。The mechanism of the downburst formation was also investigated based on the cloud microphysics of the simulated storm and it was found that this downburst was primarily produced by hail loading, and enhanced by hail melting and rain evaporation. and the loading and the melting of hail played a very important role in producing the downburst. the gale at the surface was caused by the severe downburst
從雲微物理學角度分析了此次局地性大風的形成原因,認為由高空冰雹粒子的拖曳產生的負浮力作用是促發強下沉氣流產生的主要原因,其次是冰雹的融化和雨水蒸發冷卻對下沉氣流起加速作用,冰雹的拖曳和融化作用對下沉氣流具有決定性的作用。They include the ship kelvin wave pattern and wave resistance, the interaction of surface waves with floating bodies, the seakeeping of ships high - speed vessels and offshore platforms, the evaluation of the drift forces and other nonlinear wave effects responsible for the slow - drift responses of compliant offshore platforms and their mooring systems designed for hydrocarbon recovery from large water depths
這包含了船波和波的阻抗、波和浮體的交互作用、高速行駛船舶與近岸結構物之耐海性、拖曳力評估及其他造成順應式近岸結構物緩慢飄移現象的非線性效應,與結構物設計于深海中以重獲碳氫化合物之錨定系統。Abstract : a formula for calculating the minimum underbalance in lower permeability reservoir is obtained by applying a drag force function to testing data
文摘:通過將拖曳力函數用於油田測試數據,提出了確定低滲透地層最小測試壓差的公式和方法。Then the strongest and most willing seized hold of the long ropes and began to pull.
隨后,氣力最大和最有興致的人抓牢長繩,開始拖曳。In many cases an overall drag coefficient is given so that the net force on the surface can be determined.
在許多情況下,總的拖曳系數是已知的,因而可以確定作用於表面上的凈力值。Like motor vehicles, these targets are primarily drag sensitive and damage cannot be directly related to overpressure.
這種目標也和機動車輛一樣,最易受到拖曳力的破壞,而不容易受到超壓力的直接破壞。The effect of dragging force weakens the convection and the effect of latent - heat release strengthens the instability. both of them are evidently feedback actions to the environment
雲中水凝物下落的拖曳作用削弱了對流,相變潛熱釋放加劇了層結不穩定,均對熱力動力過程有明顯反饋作用。Cables, wires and flexible cords for power installation ; trailing cable
電力設施用電纜電線和絕緣導線.拖曳導線Sets up three - dimensional movement modal of towed - cable, the vector dynamic equilibrium equation is expanded under local coordinate, and numerically discreted by central difference on time and space through transforming eular angle
摘要建立拖纜的三維運動模型,通過歐拉角的變換把拖曳線列陣微元段矢量動力平衡方程在局部坐標系下展開,在時間和空間上作中心差分數值離散。In addition, the russian navy has announced it will retire the last of its typhoon - class ballistic missile submarines, leaving the service with virtually no strategic missile forces
俄羅斯海軍處在一個更為糟糕的處境,最近俄羅斯舉行的重要的海軍演練主要圍繞它的核動力航母展開,然而,為了參與這一演練,俄軍航母不得不以拖曳的方式抵達演練區域。Experimental data from the towing tank tests show that the hydrofoils give more water - drags on the raft ' s hull, and that the hydrodynamic performance of a ferrying raft will be improved by rational designs of the hydrofoils ' profile, angles of attack as well as the position of hydrofoil on the hull
船模水池中的模型拖曳試驗表明,盡管水翼會增加門橋的水阻力,但只要合理地設計水翼的翼型、攻角和安裝位置,可以改善和提高門橋水動力性能。Just as a motor can transform electrical energy stored in a battery into torque ( the force that produces wheel rotation and hauling power ), the process can run in reverse so that the torque created by slowing a moving car generates electricity that can be accumulated in a battery
過程和馬達將儲存在電池裡的電能轉換成扭力(帶動車輪轉動和拖曳前進的力)一樣,不過是反向運作,用汽車行駛中減速時所產生的扭力來製造電力,儲存在電池裡。Holding the body on the side produces no more or no less drag resistance than holding it prone in crawl or backstroke
保持身體在一側的姿勢產生的拖曳阻力相對保持身體水平的姿勢來說是一樣的,不多也不少。By adoption this numerical model, the study has emphases on the effect of wave on the wind stress, wave on the bottom stress and radiation stress on the sea level. the study also has researched the effect of tide - surge to wave
運用這個模式,重點研究了波浪對表面拖曳系數的影響;波浪對底摩擦應力的作用;輻射應力對潮汐風暴潮水位的影響以及潮汐風暴潮對波浪的作用。Being the nonlinear function of attack angle, the hydrodynamic forces acting upon the submersible are determined by a towing tank test
作用於潛水器上的水動力系攻角的非線性函數,可用拖曳水池試驗加以測定。Topics include the principles of conservation of mass, momentum and energy ; hydrostatic behavior of floating and submerged bodies ; lift and drag forces ; dimensional anaylsis ; wave forces on ships and offshore platforms ; laminar and turbulent flows
主題涵蓋質量守恆、動量守恆及能量守恆等原理、浮體及沈體之流體靜力行為、升力、拖曳力、因次分析、船舶及離岸平臺上作用的波力、層流及紊流。Experimental projects will be conducted in ocean engineering laboratories illustrating concepts taught in class, including ship resistance and model testing, lift and drag forces on submerged bodies, and vehicle propulsion
在海洋工程實驗室中的實驗計畫將輔以解釋課堂間所教授的概念,包括船阻及模組測試、沈體之升力及拖曳力及載具推進力。In an edt, the electrical power produced is the rate of work done by the magnetic drag ? that is, the magnitude of the drag force times the velocity of the satellite ( relative to the magnetized ionosphere ), which is about 7. 5 kilometers per second in leo
在edt中,生成的電功率等於磁拖曳力做功的速率,也就是拖曳力的大小乘上衛星相對于磁化電離層的速度,在leo上約為每秒7 . 5公里。Motor vehicles need energy to accelerate ( overcome inertia ), to push the air out of their way ( aerodynamic drag ), and to overcome the friction from tires, wheels and axles ( rolling resistance )
帶發動機的車輛需要能量進行加速(克服慣性阻力) ,推開路上的空氣(空氣動力學拖曳力) ,並克服輪胎、車輪和車軸的摩擦力(滾動阻力) 。分享友人