traveltime 中文意思是什麼

traveltime 解釋
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  1. The cross - well seismic forward modeling program can be applied to geological model that has different velocities and dips to calculate cross - well seismic synthetics for given sources and receivers by ray tracing the least traveltime or four order differential wave equation

    研製的井間地震正演合成記錄的程序，可用來對不同速度、不同傾角的地質模型，通過最小旅行時的射線追蹤或四階差分聲波波動方程，計算出對于給定震源和給定檢波點的井間地震合成記錄。
  2. Basically, the cross - well seismic data processing has two steps : traveltime velocity inversion tomography for direct arrival and seismic reflection stack image

    井間地震資料的處理主要包括兩個最基本的內容，即直達波旅行時速度反演層析成像和地震反射波疊加成像。
  3. The sirt inversion operator can be applied to solve the large - scale sparse linear equation and velocity tomographic inversion can be performed based on direct arrival traveltime and accuracy could be 3 meters

    研究成功的sirt反演演算法可用於求解大型稀疏超定線性方程組，根據直達波旅行時進行速度層析反演，其精度可達到3米。
  4. Based on the analyzing of the dss ' s basic theory of tomography, an inversion scheme that can be described as the combination of the finite - difference inversion and ray inversion using traveltime, amplitude and gravity data is proposed

    在分析深地震測深剖面層析成像基本理論的基礎上提出了利用走時、振幅和重力數據，通過有限差分反演和射線反演方法對地殼上地幔結構進行層析成像的研究思路。
  5. A review on refraction wave traveltime tomography of uppermost mantle

    給出了數字脊波重構演算法的全局對偶框架
  6. The least traveltime ray tracing method can greatly reduce the amount of calculation for tomographic inversion and increase the accuracy for ray tracing. the important method to do the cross well seismic reflection image is xsp - cdp algorithm

    研究的最小旅行時射線追蹤法可大大減少層析反演的計算工作量並提高射線追蹤的精度；井間地震反射成像主要採用xsp - cdp方法。
  7. Research on minimum traveltime of tomography for ground stress anomaly and karst collapse column in deep coal mining

    深部開采地應力異常及陷落柱最小走時層析成像研究
  8. Research on acoustic wave traveltime tomography without enough rays

    稀疏射線的透射聲波走時層析成像方法研究
  9. A unique solution with traveltime for the p - sv wave conversion point in a horizontal reflector

    波與界面多圓孔的散射及動應力集中
  10. This paper describes traveltime and amplitude image characteristics of borehole ultrasonic imaging, and gives an application example in hong kong area

    闡述了鉆孔超聲成像的走時和振幅圖像特徵，給出了1個在香港地區的應用實例。
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