It is a prerequisite for testing to guard against the well blowout accident.

防止意外井喷事故是测试的先决条件。

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The blowout accident of shallow Xiang-No. 1 well was analyzed and a lesson was leant from this bitter experience.

根据祥浅1井井喷事故，分析事故发生的原因，应汲取的教训。

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So how to quickly control the blowout and bring the accident well to a safety state is still worth to continuing and in-depth study.

因此如何快速地控制失控井喷，甚至使喷井恢复到安全钻井状态，至今仍然是值得持续、深入研究的课题。

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