velocities 中文意思是什麼

velocities 解釋
速度
  1. At high gas velocities the circulation of solids becomes appreciable.

    在高氣速時，固體顆粒循環變得顯著了。
  2. Body wave velocities

    體波速度
  3. And the explicit finite difference method, the combining method of the central difference method and newmark s constant average acceleration method, and the transmitting boundary are used. by comparing the acceleration determined by the several methods of the displacements or velocities, a computing method of acceleration employed the one side difference of velocity is more practicality in this research. corresponding to normal incidence of the body waves, p waves or svwaves, and rayleigh surface waves, two two - dimensional finite difference programs are compiled to compu te the dynamic response of two - phase media

    以土力學模型為基礎，利用以土骨架和孔隙流體的四個位移為基本未知量的數值方法去模擬二維飽水介質中的地震波傳播，採用了顯式差分方法（中心差分法和newmark常平均加速度法結合）和透射邊界，通過比較利用幾種差分格式求解的加速度結果，發現一種用速度單邊差分求解加速度的方法在本文研究中較為實用，分別編制了體波（ p波或sv波） 、 rayleigh面波輸入時求解兩相介質動力響應的兩個二維數值分析程序。
  4. From the extent of the red shifts the recession velocities can be computed.

    從紅移量可以計算退行速度。
  5. By using cyclone separators to return the entrained solids, even higher gas velocities can be used.

    當採用丁旋風分離器來使夾帶固體顆粒返回時，還可用更高的氣速。
  6. Zero velocities on the cylinder were satisfied at the node points.

    圓柱上速度為零在節點上滿足。
  7. The nitroalkanol imparts improved sensitivity and detonation velocities.

    硝化烷醇提高了感度和爆速。
  8. By comparing the dry plate pressures drop and distributions of velocities simulated on single valve with those of double valves, it was found that there was intense turbulence in the flow fields around fixed - valve, there were eddy areas between valve side orifices and tray wall, there were eddies above the valves too, these led to the complex behaviors of gas perforating valve, these had a great effect on the gas - liquid mass transfer process. at the same time, in order to prevent the disadvantageous effect of gas between one valve with another on the gas - liquid mass transfer, it was very effective to change the fields of gas perforating valve by folding the edges of valve

    通過對數值模擬得出的單閥和雙閥塔板的干板壓降及流場速度分佈分析對比后發現，固定閥周圍流場存在較強的湍動，閥側孔與塔板壁面區域以及閥體的上方空間存在明顯的渦流區，使氣體穿閥后的行為變得復雜，並對氣液傳質過程產生重大影響；模擬結果表明，為防止和削弱固定閥間的對沖造成的「死區」對傳質帶來的不利影響，通過折邊來改變氣體的氣路是非常有效的，模擬值與實驗值基本得到吻合。
  9. At first, in the process of experiments, it were measured that dry plate pressures drop and point pressures in the flow fields around the single fixed - valve and double fixed - valves under different velocities by using of pitot tube. after that point pressure was transformed to point velocity, two dimensions flow plane of flow fields around fixed - valve were plotted to observe the difference between of the fixed - valve tray with fold edges and the common rectangular fixed - valve tray on the distributions of flow fields and pressures, to provide comparisons and refer - rence for cfd simulation

    在實驗中，利用測速管等儀器對在不同速度下的單閥和雙閥固定閥周圍的流場進行了點壓力測量，然後把點壓力轉化為點速度后繪出固定閥周圍流場的二維流線圖，同時測定了塔板的干板壓降，來考察新型固定閥帶折邊后對流場分佈和壓降的影響，為隨后的數值模擬提供對比和依據。
  10. Changes of the longitudinal and transversal wave velocities in different directions and the rock velocity anisotropy as a function of confining pressure have been studied under laboratory ultrasonic frequency for shale and sandstone with marked foliation, which had been saturated by the fluids with different viscosity kerosene and vacuum pump oil and salinity distilled water, 50000

    利用不同黏度煤油和真空泵油不同礦化度蒸餾水50mg l和150mg l的nacl溶液的流體對頁巖和具有明顯層理的砂巖進行飽和，在實驗室超聲頻率下研究樣品不同方向縱橫波速度以及各向異性參數
  11. By analyzing the simulated velocities, it was shown that : in the middle of eddies, the drifter was controlled mainly by the sea surface geostrophic current ; in the edge of eddies, the ekman drift played an important role in diving the drifter into ( out of ) eddies ; the mean circulation made the drifters flow correctly in some regions

    背景流的空間分佈決定著浮標漂移的最終去向，特別是背景流方向改變的區域，背景流的存在使得模擬浮標軌跡能夠像真實軌跡一樣運移。
  12. The group velocity ( u ) corresponds to the net result from the addition of all elements with different periods and different velocities within the wave motion

    而群速度（ u ）符合於波動的不同周期，不同速度的各種因素疊加的凈結果。
  13. Study of dispersion of a certain type hydrobomb under different directions and velocities of seawater

    不同流速流向下的某型空投水雷水下散布研究
  14. The hydrometric pendulum is sometimes used to determine flow velocities in open channels.

    測流速的擺錘有時用於確定明渠中的流速。
  15. The velocities are independent of hydrostatic pressures.

    速度與流體靜壓力無關。
  16. It can monitor the instantaneous velocities at specified points in a flowing stream.

    它能在流動的流注中的指定點上監測瞬時速度。
  17. This clearly indicates that uniqueness is reached provided that the irrotational and equivoluminal wave velocities, and are real and nonzero.

    這就清楚地表明，如果無旋波速度和等體積波速度是不等於零的實量，則唯一性是成立的。
  18. < uk > this clearly indicates that uniqueness is reached provided that the irrotational and equivoluminal wave velocities, and are real and nonzero. < / uk >

    < uk >這就清楚地表明，如果無旋波速度和等體積波速度是不等於零的實量，則唯一性是成立的。 < / uk >
  19. Good agreement was found between measured and calculated results for low water flow velocities.

    發現低水流速度測定的和計算的結果之間十分一致。
  20. If widespread, such large space velocities could make a distribution typical of young stars mimic that of old stars.

    如果廣泛存在，這樣大的空間速度，就可能使年青星的典型分佈與老星分佈相似。
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