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  • 匿名
关注:1 2013-05-23 12:21

求翻译:通过采取施工条带底板瓦斯抽放钻孔对煤层进行预抽,对突出煤层进行效果检验,在掘进期间施工排放钻孔等综合瓦斯治理技术,是什么意思?

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通过采取施工条带底板瓦斯抽放钻孔对煤层进行预抽,对突出煤层进行效果检验,在掘进期间施工排放钻孔等综合瓦斯治理技术,
问题补充:

  • 匿名
2013-05-23 12:21:38
Construction of the band by taking the bottom seam gas drainage holes on the pre-pumping, testing the effect of prominent coal seam, drilling in tunneling and other emissions during the construction of an integrated gas control technologies,
  • 匿名
2013-05-23 12:23:18
Through construction of gas pumped from motherboards for drilling for coal seams, pre-extraction of prominent seams to effect the boring during inspection, construction emissions such as drilling technology, integrated gas governance
  • 匿名
2013-05-23 12:24:58
Through adopts the construction banding ledger wall gas to pull out puts the drill hole to carry on to the coal bed pulls out in advance, carries on the effect examination to the prominent coal bed, in synthesis gas government technologies and so on tunneling period construction emissions drill hole
  • 匿名
2013-05-23 12:26:38
By taking a strip floor construction seam gas drainage hole to be pre-drainage, to effect the outburst coal seam, excavation during construction of discharge drilling and so on comprehensive gas control techniques,
  • 匿名
2013-05-23 12:28:18
Construction of the band by taking the bottom seam gas drainage holes on the pre-pumping, testing the effect of prominent coal seam, drilling in tunneling and other emissions during the construction of an integrated gas control technologies,
 
 
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