Gas outburst prediction is a complex project.
瓦斯突出预测是一个十分复杂的课题。
In the gas accident, Opened outburst coal seam caused accident harm which is particularly serious.
在瓦斯事故中，揭开突出危险煤层造成的突出事故危害尤为严重。
In the gas accident, Opened outburst coal seam caused accident harm which is particularly serious.
在瓦斯事故中，揭开突出危险煤层造成的突出事故危害尤为严重。
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