dispersion attenuation 中文意思是什麼
dispersion attenuation
解釋
色散衰減- dispersion : n 1 分散，散開；散布，傳播；離散。2 【物理學】彌散，色散；【化學】分散作用；被分散物；分散相，分...
- attenuation : n. 1. 變薄，變細。2. 減少，減弱。3. 稀釋。4. 【物理學】衰減。
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Two of the most predominant characteristics of surface wave are dispersion and attenuation which are the effective tools to study the velocity structure and viscidity structure of the earth interior
頻敵和衰減是面波傳播中的兩個基本特徵，利用面波頻散和衰減可以有效地研究地球內部速度結構和粘彈性結構。 -
The numerical simulations show that the phase plane and amplitude plane in orthotropic fluid - saturated porous media is not paralleled to each other any more though the dispersion caused by the fluid is omitted. it is one kind of non - homogeneous wave. the maximum attenuation is no longer
指出由於介質的各向異性，盡管忽略了流體粘度引起的粘度耗散，正交各向異性液飽和多孔介質中瑞利波的相平面和幅平面亦不再重合，為非均勻波，最大的衰減不再沿波傳播方向。 -
When the source frequency increases, the dispersion and the attenuation of signals become great, but the resolution is better
當聲源主頻增大時，波形頻散現象較嚴重，幅度衰減較大，但探測能力增強。 -
Because of using of edfa, the attenuation of fibers was not an important transmission limitation. at the same time, dispersion managements and dispersion - supported techniques can be used to improve wdm system performances
由於edfa的實用化，光纖損耗對系統的限制已不是重要的因素了；同時，色散管理和色散支持技術可以有效地改善色散對系統性能的限制。 -
The deviation value was used to characterize the inhomogeneous degree of concentration fields, and the attenuation rate with time was used to characterize the injection dispersion performance of flow field
以此方差近似表徵了示蹤劑濃度場的非均勻度，其衰減規律可用於定量描述振蕩流場的注入分散特性。 -
From the point of kinematics and dynamics, the author analyses the propagation rules of stress waves in concrete, namely time - space relations, wave amplitude attenuation, dispersion effect and characteristics of transmission of reflected waves and acoustic waves. combining with engineering practices, the author also concluded the main points of low strain detection of integrity of longdiameter underwater cast - in - situ piles, and pointed out that comprehensive and relational utilization of reflected waves method and acoustic wave transmission method can accurately evaluated the integrity of pile shaft and then improve the reliability of detection. 6figs., 3refs
從運動學和動力學角度，分析應力波在混凝土中的傳播規律：時空關系、波幅衰減、頻散作用以及反射波與聲波透射的特點，結合工程實踐，總結大直徑水下灌注樁低應變檢測的工作要點，指出綜合、合理運用反射波法與聲波透射法，可以較準確地評價樁身完整性，提高檢測結果的可靠性.圖6 ，參3 -
In this paper the injection dispersion in an oscillatory flow mixer has been studied by using the flow visualization technique with a solution of blue dye as the tracer. the process of injection dispersion was monitored with a digital camera connecting to a computer that treated the video data stream synchronously to obtain the attenuation curve of relative deviation of the flow image ' s gray scale values
實驗採用以藍色有機染料為示蹤劑的流動顯形技術，由攝像頭實時攝取注入分散過程的動態圖像，計算機同步分析視頻流數據，從而以在線監測的方式獲得流場圖像的灰度相對方差隨時間衰減的曲線。 -
This equation can completely describe light pulse transmission actions under numerous circumstances including the fiber dispersion, attenuation and nonlinearity, and even the polarization state of light
該方程描述了光脈沖在wdm光纖系統中的傳輸行為，包含了在光纖色散、損耗、非線性效應影響下含有不同偏振態的光信號傳輸情況。
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