During the process of drilling,gas and oil at great pressure may suddenly be met,and if this rushes out and catches fire,the oil well may never by brought into operation at all.

 
  • 在钻探过程中,由于巨大的压力,可能会突然碰上气和油,而如果油气喷出来并着了火,此油井便可能永远无法启用。
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