推移質運動 的英文怎麼說

中文拼音 [tuīyízhíyùndòng]
推移質運動 英文
bed load motion
  • 推 : 動詞1 （向外用力使物體移動） push; shove 2 （磨或碾） turn a mill or grindstone; grind 3 （剪或削...
  • 移 : Ⅰ動詞1. （移動） move; remove; shift 2. （改變; 變動） change; alter Ⅱ名詞（姓氏） a surname
  • 質 : Ⅰ名詞1 （性質; 本質） nature; character; essence 2 （質量） quality 3 （物質） matter; substance;...
  • 運 : Ⅰ動詞1 （物體位置不斷變化） move; revolve 2 （搬運; 運輸） carry; transport 3 （運用） use; wield...
  • 推移 : 1. （時間發展） elapse; pass 2. （形勢等的變化） develop; evolve
  • 運動 : 運動[舊時用語] arrange things or get things done through pull
  1. Bed load particles move spasmodically, perhaps at long intervals, and are at rest on the stream bed most of the time.

    推移質顆粒多半作間歇運動，而大部分時間則停歇在河床上。
  2. Returning to a theme he has voiced many times before, the cambridge university cosmologist said that space - rockets propelled by the kind of matter / antimatter annihilation technology popularised in star trek would be needed to help homo sapiens colonise hospitable planets orbiting alien stars

    這位劍橋大學宇宙論者重提他過去曾多次探討的主題說，星艦奇航記中那種廣為人知的物質?反物質的互相抵消科技推動的太空火箭，可以用來幫助人類移民到環繞外星球運行的友善行星。
  3. The theory of minimum entropy production or minimum rate of energy dissipation shows that a river is stable when it is in a relative equilibrium condition. ( 3 ) the river facies formulas of alluvial river have been developed using the theory of minimum rate of energy dissipation together with flow continuity and motion equations, suspended load transport or bed load transport equation. ( 4 ) the causes of the river patterns are explained using the theory of minimum rate of energy dissipation

    （ 3 ）基於最小能耗率原理，以水流能耗率作為目標函數，以水流連續方程、水流運動方程及懸移質挾沙力公式或推移質輸沙率公式作為約束條件，通過對目標函數求條件極值，分別推導出以懸移質造床為主的顯式河相關系式和以推移質造床為主的顯式河相關系式。
  4. According to the theories of the energy dissipation of wave - water and sediment movement and based on the bottom sediment load formula developed by dou guoren, a formula to calculate the transport of the bottom sediment, which includes the bed load and part of suspended load, under the joint action of waves, tidal currents and wind - currents is derived

    摘要根據波動水流能量及泥沙運動原理，參考了竇國仁推導底沙輸沙量的方法，推導出波浪、潮流和風吹流共同作用下的底沙輸沙量（包括推移質和部分懸移質輸沙）計算式。
  5. On the base of summarizing the results, the law of vertical turbulent mixing and transportation in the natural river is researched and applied in numerical model through the theoretical derivation combined with analysis of the data of measurement in this dissertation

    本文在總結分析前人研究成果的基礎上，通過理論推導、現場資料分析和數值模擬相結合的方法，著重研究天然河流中物質的垂向紊動混合、輸移的基本規律，並將這些規律運用於數學模型的數值計算中。
  6. 1 - d and 2 - d model for non - uniform bedload transport are applied to compute the amount of bedload in the south branch of the changjiang estuary. it can be found that the peak value of bedload transport in a tidal cycle, computed by 2 - d model, is obviously larger than that computed by 1 - d model, which is induced by the disequilibrium of bedload transport in cross - river direction

    在此基礎上，將非均勻推移質公式推廣到二維計算，並與一維計算結果作了對比，發現兩種計算所獲得的凈輸沙量相差不大，但二維輸沙過程線峰值較一維計算要大，這正是河道內推移質運動橫向不均勻性的體現。
  7. Based on the characteristics of the membrane structures, wind - induced nonlinear coupling dynamic response analysis which can be applied to closed membrane structures is developed and the added air mass the pneumatic stiffness and the acoustical damping of the closed membrane structures are deduced. applying the method to an aeroelastic model of wind tunnel test, the displacement the velocity and the acceleration of corresponding prototype structure in time domain are obtained

    本文針對封閉式薄膜結構和敞開式薄膜結構推導了全新的非線性流固耦合風振響應公式，其中耦合因素包括附加空氣質量、氣承剛度和聲致阻尼以及相對運動速度，並將此理論應用於一氣彈模型的計算，獲得了位移、速度、加速度時程以及加速度均方根。
  8. Computing the maximal grain size during incipient motion d _ ( cmax ) and gross bed - load transport rate in non - uniform sediment with a wide distribution are two important indexes for description its transport law, and it is also a core question for discussion in non - uniform sediment research

    寬級配非均勻沙最大起動粒徑d _ （ cmax ）和推移質總輸沙率的推求是刻畫非均勻沙推移質輸移規律的兩個重要指標，也是研究非均勻沙運動規律的核心課題之一。
  9. The achievement of this paper has an important reference value in analyzing the mechanics of bedload movement in the mount river without field data

    本文的研究成果對分析沒有實測資料的山區河流卵石推移質的運動規律具有重要的參考價值。
  10. Then the general plan of underwater vibrators is put forward. in chapter 3, combining fluid - solid coupling theory and mechanical vibration theory, we get the coupling equation of moving parts and water. the dynamic characteristics of moving parts are studied with theory of finite element, and additional mass of moving parts is found in fluid - solid coupling field, which makes vibrator ' s natural frequency descend and amplitude - frequency curve downward shift

    第三章運用流固耦合理論和機械振動學理論相結合的方法建立運動部件與水的耦合運動方程，利用有限元法對其的動態特性進行了研究，得到了在流固耦合場下運動部件存在的附加質量，該附加質量導致固有頻率下降，單位推力下的加速度頻響曲線整體下移。
  11. Finally, this question for study is put forward. the basic equations of underground water movement and groundwater contamination are drawn in chapter 2

    論文第二章先對封閉圩區共性進行概化，然後針對封閉圩區，推導出了其地下水運動方程和溶質遷移方程。
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