The burial history and thermal history of the outcrop are modelled firstly in China, and the organic matter maturity ro % of subsurface source rock is predicted by artificial changing burial trace.

本文在国内首次模拟了野外露头的埋藏史和地热史，并通过人工改变埋藏轨迹，预测了盆地内中侏罗统地下烃源岩的有机质成熟度。

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Opening sealed subsurface drain line manways to attempt to localize the source of tritium into the system.

打开密封的地下水疏水管道人孔以试图定位进入系统的氚源。

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An analysis of a passive seismic method for subsurface imaging is presented in which ambient seismic noise is employed as the source of illumination of subsurface scatterers.

本文提出用于地下成像无源地震方法的分析，在该方法中应用环境地震噪声作为地下散射体的照明源。

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