drag reduction

基本解釋

• [流] 減阻

英漢例句

雙語例句

• Drag reduction in wall turbulence is always an important research topic in fluid mechanics.
  壁湍流減阻一直是湍流研究的熱點問題。
  oaps.lib.tsinghua.edu.cn
• The mechanism and methods of viscosity drag reduction are briefly discussed. Some of its applications for saving energy and materials, improving efficiency or reducing noise and vibration are given.
  本文綜述了幾種粘性減阻方法及其減阻的機理，聯(lián)系了其在水相、油相中節(jié)約能源、材料，提高速度和效率等方面的應用。
• The results are meaningful for explaining the mechanism of drag reduction from submicroscopic level.
  所得結(jié)果對于從亞微觀層次解釋減阻機理有實際意義。

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詞組短語

短語

• drag -reduction characteristics 減阻特性
• Drag -reduction agent 降阻劑;減阻劑
• vibration drag -reduction 振動減阻
• polymeric drag -reduction additive 高聚物減阻材料
• Thermo -drag reduction 熱減阻

• drag reduction更多詞組

專業(yè)釋義

能源科學技術(shù)

• 減阻

  With the rapid development of petroleum industry, high molecular polymers as drag reduction agents （DRA）have been widely used in conduits during the transportation of crude oil.
  隨著石油工業(yè)的發(fā)展，超高分子量聚合物作為原油輸送減阻劑在國內(nèi)外輸油管線中得到日益廣泛的應用。

  機械工程

• 減阻

  Drag reduction effect of both single topography and low surface energy coating is limited. Hydrophobic surfaces based on both aluminum and PTFE coatings were fabricated,and were applied to drag reduction experiments of underwater navigators.
  考慮到單純的形貌和低表面能涂層減小摩擦阻力的效果有限,利用鋁基底、聚四氟乙烯涂層制備了幾種表面形貌和低表面涂層相結(jié)合的疏水表面,并應用到水下航行體的減阻實驗中。