microbubble 中文意思是什麼

microbubble 解釋
微氣泡
  1. This paper introduces mechanism, research methods and main results about microbubble dray reduction

    該文介紹了微氣泡降阻機理、研究方法和重要結論。
  2. The review summarizes the development of ultrasound contrast agent for targeted drug and gene delivery to tumors. from these study we can draw a conclusion that ultrasound - targeted microbubble therapy will become a new method in treatment of tumor

    隨著各種兼具診斷治療雙重作用的超聲探頭和靶向微泡造影劑包括納米級微泡造影劑的研製，以及對超聲生物學效應的深入研究，超聲微泡介導腫瘤靶向治療將為臨床腫瘤的治療帶來新的希望。
  3. Result of numerical simulation shows that the grads of continuous phase " s velocities decreases with the presence of microbubble of which the diameter is 100 / / w, the profiles of air volume fraction in the boundary layers is similar to triangle or echelon, affected by interaction among the particle, there is a saturated air fraction, within the scope of saturated air fraction, increasing the air injection ratio can accrete the friction reduction ratio, under the condition of same air injection ratio, the free - steam velocity is larger, the effect of friction reduction is worse

    計算結果表明，直徑為100 m的微氣泡能減小近壁面連續相的速度梯度；微氣泡在邊界層中的濃度分佈近似為三角形或梯形分佈；受粒子間相互作用的影響，存在一飽和濃度；減阻率隨噴氣量的增大而增大，直至飽和噴氣量，此後，增大噴氣量，壁面摩擦阻力變化不大；相同噴氣量下，來流速度越大，減阻率越低。
  4. 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的粒子，微氣泡受到水的阻力可能會在stokes阻力范圍內。
  5. Numerical simulation of upward microbubble - laden turbulent channel flow

    豎直上升通道內微氣泡湍流流動的數值模擬
  6. Ultrasound - microbubble - mediated target therapy for renal disease

    超聲微泡介導靶向治療在腎臟病中的作用
  7. Based on theoretical analysis, microbubble drag reduction is due to structure change of turbulent boundary layer caused by the microbubbles. experiments testify microbubble drag reduction for turbulent boundary layer, as well as bubble size, main flow velocity, etc. affecting the reduction ; with proper flow field model, turbulent model and difference scheme, numerical methods simulate the effect of boundary layer and bubble numbers on dray reduction

    理論分析提出微氣泡降阻機理在於其引起湍流邊界層結構的變化；實驗證明了微氣泡對湍流邊界層的降阻作用以及氣泡尺度、主流速度等對降阻作用的影響；數值方法利用適當的流場模型、湍流模型和差分格式，模擬邊界層和氣泡數等對降阻的影響。
  8. During its migration towards the surface in the forms of microbubble, water power, diffusion and filtration, the effects and styles of hydrocarbon are closely related to such geological factors as the cover of the oil and gas accumulation, fault and fissure system, nature of fluids in the reservoir and pressure of the strata

    摘要烴類以微泡、水動力、擴散和滲透方式向地表遷移過程中，其效能、方式與油氣藏的蓋層、斷裂與裂隙系統、儲層的流體性質、地層壓力等地質因素密切相關。
  9. In the theoretical research part of the project, liang zhi yong adopted the pseudo - spectral matrix method to simulate the friction reduction by microbubble on flat plates numerically ; and lin li ming used the model of ipsa ( inter - phase slip algorithm ) provided in phoenics to study this problem

    在微氣泡減阻基金項目理論研究方面，梁志勇採用偽譜矩陣方法對平板微氣泡減阻進行了數值模擬；林黎明則主要是採用phoenics軟體提供的ipsa模型進行平板微氣泡減阻計算。
  10. The effect of ultrasound microbubble on permeability of rat prostate

    超聲輻照微泡對大鼠前列腺增生組織通透性的影響
  11. Separating principle and parameter controlling for cyclonic - static microbubble flotation column

    靜態微泡浮選柱的分選原理及參數控制
  12. The efficient cyclonic microbubble flotation column technology recovering clean coal from slime

    從煤泥中回收精煤的高效旋流微泡浮選柱技術
  13. In this paper, numerical investigation into the friction reduction by microbubble for high - speed ships is performed

    本文工作主要是通過計算流體力學方法對船舶微氣泡減阻進行數值模擬。
  14. As for the device producing the microbubble, considering the utility and innovation, the porous material made from silicon is adopted

    對于微氣泡產生裝置，考慮到實用及創新等因素，採用了多孔硅材料板。
  15. Coinciding conclusion is obtained through these methods, and this provides strong background for further engineering application of microbubble drag reduction

    這些研究得到了較為一致的結論，為未來微氣泡降阻的工程應用研究奠定基礎。
  16. The drag reduction of riblet biomimetic non - smooth surface is given out by numerical simulation with cfx. through analysis of velocity vector field and velocity fluctuation this article probe into drag reduction mechanism of unsmooth surface. through analysis of behavior of single microbubble and turbulent kinetic energy this article indicate drag reduction mechanism of microbuble

    對仿生非光滑表面減阻機理，採用流體力學分析軟體cfx進行了數值模擬，通過對速度場、剪切應力、渦量的計算結果進行分析，得出了仿生非光滑表面減阻幾種主要原因。
  17. In this paper, a theoretical investigation of the drag reduction for underwater submarine by riblet biomimetic non - smooth surface and microbubble carried out, the prime mechanism of two drag reduction technology is open out, and provide theoretical foundation for engineering, which proved efficiency of thruster

    粘性摩擦阻力在低速前進時對航行器的阻力起主導作用，而在高速航行時壓差阻力是主要的，因此在設計當中綜合考慮了兩方面因素，使表面結構具有雙重減阻特性。
  18. Besides, as results shown under considering factors affecting the friction reduction, with the increase of microbubble diameter within 100 ? w and the grads of air volume fraction in injection normal to the plate, the magnitude of friction reduction will be increased

    此外，對影響減阻的因素計算結果表明，隨著氣泡直徑（ 100 m以內）和入口處氣泡體積濃度的垂向梯度增大，減阻量增加。
  19. After analyzing the instance of several forces of single microbubble, the author found the main factors of influencing friction resistance. because the movement of microbubbles is always in the way of cluster and this movement is different from it of single microbubble, primary analysis of this content is carried in this article for knowing more about the main factors of friction resistance

    對單個微氣泡的受力情況進行了剖析，從而得出影響微氣泡減阻的主要因素；由於微氣泡的運動總是以成群的狀態出現，這種運動與單個微氣泡的運動又有所不同，因此，本文對這方面的內容也做了初步的研究，以更多的了解減阻過程中的主導因素。
  20. The surfactant materials and preparation methods of microbubble ultrasound contrast agents are summarized. gases used in the microbubble and some of the present surfactants based ultrasound contrast agents are introduced

    摘要綜述了可用於超聲造影劑微泡的表面活性劑的材料及制備方法，介紹了形成表面活性劑微泡中的氣體材料的選擇及基於表面活性劑類微泡超聲造影劑。
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