水的阻力 的英文怎麼說

中文拼音 [shuǐde]
水的阻力 英文
water drag
  • : 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...
  • : 4次方是 The fourth power of 2 is direction
  • : 動詞(阻擋; 阻礙) block; hinder; impede; obstruct
  • : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
  • 阻力 : 1 (阻礙事物發展的外力) obstruction; resistance 2 [物理學] resistance; drag; drag force; nowel; ...
  1. Some researchers have made study on this subject, such as the generation and evolution of frazil ice, shore ice, bottom ice, ice cover and ice jam, the resistance of freeze - up river, flow capacity and variation of water stage

    國內外一些學者通過原型觀測,試驗和數值模擬方法對內冰,岸冰,底冰,冰蓋和冰塞生成和演變,封凍河道、過流能位變化等有關問題進行了研究。
  2. The results of soil trough experiment indicated that, the flow velocity and froude number would add when the rainfall splash intensity rose ; the flow depth and resistance coefficient would decrease when the rainfall splash intensity increased

    土槽試驗結果表明:土壤坡面薄層流流速和弗汝德數隨雨滴打擊強度增加而增加,深、系數隨雨滴打擊強度增加而降低。
  3. Work was done in turning the paddle wheel against the resistance of the water.

    轉動攪拌輪,克服水的阻力做功。
  4. The bird shows how to rig and trim the sails, and what form to give to the prow that it may balance the boat, and divide the air and water best

    鳥,告知了如何裝配和使用船帆,怎樣船首才能保持船身平衡且最好地減少和空氣
  5. The results of flume experiment indicated that, the flow velocity and froude number of the overland flow would fall with the rainfall splash intensity rose ; the flow depth and resistance coefficient would enhance with the rainfall splash intensity increased

    槽試驗結果表明:槽槽面薄層流流速及弗汝德數隨雨滴打擊強度增加而降低,深、系數隨雨滴打擊強度增加而增加。
  6. The method is described as follows : the velocity of the moving part and the gas chamber pressure were measured with a dynamic test measurement system ; a dynamic model was built on force analysis of the moving part ; the total kinetic resistance replaced the horizontal friction and water resistance ; then the resistance - velocity relation curves at moving stages were obtained ; with the empirical formula of the gas chamber pressure and the resistance - velocity relation curves, the preliminary dynamic characteristics were analyzed and the structural form and key parameters of an underwater assault rifle were determined

    具體方法為:由動學測量系統測得活動件速度和氣室壓;分析活動件,建立動學模型;以運動總代替平方向上摩擦,獲得各運動階段速度關系曲線;利用氣室壓經驗公式和速度關系曲線,對下突擊步槍進行初步學分析,確定其構造型式及主要參數。
  7. The interaction between internal waves and a horizontal cylinder is studied by using a laboratory experiment, the focus being the dependence of the factors of the internal waves on the resistance of the horizontal cylinder induced by the internal wave

    摘要分析與內波波要素關系,採用實驗室實驗方法,研究了平樁柱與內波相互作用,焦點是研究內波波要素與波之間關系。
  8. The basket and pan types cause an increased resistance to flow.

    吊籃和平盤式取樣器加大了對
  9. The tension force, shear forces ( including pushing force, cutting force and friction force ), impulse force, hydrodynamic drag on the suction pipes, and the force resulted from the pressure difference, etc, are the main forces for detail discussion in this paper

    詳細討論了主要作用:在波浪補償器作用下纜繩拉、耙頭與海床間土壤剪切、作用在耙吸管上及由於壓差在耙頭處產生推動等。
  10. In order to solve the problems effectively, under the auspices of 863 plan in china, the synthesis diagnosis has been carried by means of measuring and numerical imitating the combustion chamber of refining column, and some conclusions is such as : ( 1 ) through measuring the temperature and combustion in the burning chamber of the refining column, the result shows the temperature difference on the same level is more than that in height direction, and there is a few of co in bottom of burning chamber. ( 2 ) in order to ensure normal work of flue system in lead column in the course of zinc refining, theoretic calculation and measure about the flow resistance of exhaust gas are carried through. the results of study reveal that drawing out force of chimney is inadequate, which is mainly caused by illogicality of flue construction

    在研究過程中,採取了現場實測和數值模擬手段對韶關冶煉廠鋅精餾鉛塔燃燒室及排煙系統進行了綜合診斷,具體結果包括如下: ( 1 )完成鋅精餾鉛塔燃燒室內溫度測試以及燃燒狀況測試,結果發現:鉛塔燃燒室內平方向煙氣溫度並非均勻,而且其溫差比上下方向溫差更大,以及鉛塔燃燒室尾部存在co未燃燼問題; ( 2 )為了保證鉛塔煙氣系統正常工作,對煙道系統進行了理論計算及測試分析,結果發現:鋅精餾鉛塔煙氣系統中煙囪抽不夠,這主要是煙道結構不合理所造成
  11. The additional resistance caused by sediment transport of bed - load and suspended load is derived from mean energy equation of sediment - laden flow, and the variation of resistance in sediment - laden flow is discussed

    從挾沙平均能量方程出發,得到了推移質附加計算公式及懸移質附加計算公式,並對挾沙進行了討論。
  12. The water creates about 12 times the resistance of out - of - water exercise, which helps build strength fast, says aquatic aerobics instructor linda gardner

    會產生大約相當于其他運動十二倍,有助快速地鍛鏈肌中有氧運動教練琳達卡德納這么說。
  13. 3 the parmeter of the heating network was recognized in genetic algorithm. on basis of it, the problem of waterpower maladjustment was settled. it provide qualification for even heating, when the heat energy is lack

    3運用遺傳演算法對整個管網系數進行辨識,根據系數解決了失調問題。在熱量不足時,為均勻供熱提供了依據。
  14. For the case of transporting suspended fine sand, a single - fluid model is used to calculate the flow resistance by solving the navier - stokes equations. the computed agrees well with the measured. and for the case of transporting medium - sized sand, a two - layer model is used and the model produces a good agreement with the experiment data

    對管道輸送細沙懸移質流場,採用單流體模型進行數值求解n - s方程,計算結果與實驗資料相吻合;對具有分層流動中沙管道輸送,採用兩層代數模型進廳了計算分析,損失預測結果與實驗吻合較好;最後對管道輸送粗沙特性和運動機理進行了分析探索,提出了進一步研究方向。
  15. The main contents are as follows : ( l ) through theoretic analysis and flume experiments, the characteristic of water resistance through frames is researched, and transforms relation between resistance coefficients and manning ' s roughness coefficients is established, and then experiential formula of manning ' s roughness coefficients is fitted

    主要研究內容如下: ( 1 )通過理論分析和槽試驗,研究了穿越四面體框架群系數變化規律,建立了系數與框架群等效曼寧糙率系數轉換關系,擬合出了糙率經驗計算公式。
  16. It is believed that the suit creates less water resistance as it moves, behaving more like a shark skin than a human skin

    身穿此種游泳衣在中移動時,就像擁有一身鯊魚皮膚一樣,可以減輕水的阻力
  17. As the moving particle in the turbulence boundary layer, the resistance on microbubble from water may be fallen inside the scope of the stokes law

    作為湍流邊界層中運動粒子,微氣泡受到水的阻力可能會在stokes范圍內。
  18. Study shows that the effect of the shock of heavy rain on an airplane in the low - level wind shear of thunderstorms is evident, the flight resistance resulted from the roughness of airplane is able to change the flight track and endanger the flight safety, whereas, the increase in the mass of airplane caused by the water film on the airframe and its wings in heavy rain is nigligible

    結果表明:雷暴低空風切變中大雨雨滴沖擊作用是明顯,被粗糙化機體所產生能顯著改變飛行軌跡,並能影響飛行安全;累計在機身和機冀上膜厚度造成飛機質量增加對飛行影響可以忽略。
  19. The horizontal and vertical momentum loss caused by the shock of heavy rain in low - level wind shear of thunderstorms on the airframe and wing are analyzed, the water film thickness on the airframe and wings estimated, and the flight resistance resulted from raindrops - striking caused by the roughness of airplane when the heavy rain shocks the airplane is discussed

    摘要分析了雷暴低空風切變中大雨滴沖擊飛機機身和機翼而引起平和垂直動量損失,估算了大雨累計在機身和機翼上膜厚度,並討論了因遇到大雨雨滴沖撞而粗糙化機體所產生
  20. Axel jordache rowed slowly out toward the center of the river, feeling the pull of the current.

    阿克塞爾喬達虛慢慢地向河中央劃去,他感覺到潮水的阻力
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