地层等效吸收系数反演。

Formation equivalent absorption coefficient inversion.

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将壳体吸收的激光功率等效为作用于光斑区域内的表面热流。

The laser power absorbed by the shell is treated as equivalent heat flux.

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我们首先在耗散表象下，证明了我们方案中的四波混频过程可以等效为一个双光子吸收过程，并得到了单光子输出的解析表达式。

We first analytically demonstrate that the four-wave mixing process in our system is equivalent to a two-photon absorption process and single photons will be obtained at the out-put.

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