高频地震反射波法能有效地进行隧道掌子面前方地质预报。

The result states clearly that the seismic reflection method of high frequency can effectively apply to geologic prefiguration in tunnel.

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在这里你甚至可以清晰辨认出画面前方这个双胞胎胎儿手上的一根血管。

Here you can even make out a vein on the hand of the twin in the foreground.

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通过对样本库的训练检验，对掌子面前方围岩类别预报取得了满意的效果。

By training and check up of the stylebook, it's satisfying to predict the rock masses classification in front of the tunnel face.

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